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1.     E errepa aiie a  e pian ber anei mrtg ae de                      flirts  ie   rpa aes iio  Ei i i    e Packaging type is clearly indicated  Enter the quantity required  and check stock  before placing an order     Eh Fimi bow  a  aod bor R  ma    p m r be ee    ert pet dhe    TT   ha Fras Fag be  eee ara i sel    he  i ii  i DH a OP 2    fe i oe     m a a a ed E ans mid erge aena i teed a  om a mila rhi eed me   Le   E rh EA aao larte r  n Lgi bo    hii  ai alaki ii ad a Cc     e Products can also be ordered directly by adding a P suffix to  the standard RS stock number  e g  301 7023P     With a world class supporting product range      e RS provides everything else you need to keep your business  going  tools  hardware  test  amp  measurement equipment   process control  building maintenance  lighting  electrical  amp   mechanical  health  amp  safety and much more       ELECTRONICS MAY 2008 5          OPTO SEMICONDUCTORS             Order your high power    LEDs now     Stop at OSRAM Opto Semiconductors    Light Shop  Here you can buy  our high power LED OSTAR   Lighting  Diamond DRAGON    Platinum  DRAGON   and many other state of the art opto components to let  your applications shine  Enjoy one stop shopping  24 7  worldwide   www osram os com lightshop    Stop also at RS online  rswww com electronics    Opto Semiconductors       6 ELECTRONICS MAY 2008    Over 150 000 products available at the touch of a button    eUroOLED  200       euroLED 2008 is now the event fo
2.     e Height   18mm    35x35mm  15 3   C W  40x40mm  12 2   C W       ELECTRONICS MAY 2008 27       CONNECTORS       Heavy duty connectors to use where  vibration  water ingress or corrosion    are a problem    If you   re looking for a heavy duty connector  Tyco Electronics specialises in  the develooment and manufacturing of HTS heavy duty connectors that  serve a wide range of industries including industrial  construction  rail   shipbuilding and electrical power utilities     Apart from the well known standard connectors  6   24 pins   the product  range also offers product series featuring a high number of pins Cup to 216   and high current connectors of up to 500 A  The housings are made from  aluminium die cast and are classed IP code 65   68  The HTS range is cost  effective  EMl orotected  corrosion protected and ideal for a large variety  of customer applications including machinery  manufacturing equipment   factory automation  field instrumentation  power and signalling     www tycoelectronics com    HTS  Tyco Electronics Device and Tyco Electronics are trademarks    28 ELECTRONICS MAY 2008    T Tyco Electronics    Our commitment  Your advantage     Over 150 000 products available at the touch of a button    5   SCHURTER    ELECTRONIC COMPONENTS    VANDAL PROOF SWITCHES    MSM metal switches  stylish  elegant design and extremely  robust with an IP67 rating which makes them ideal for use in  industrial automation  food processing  vending machines and  application
3.    For the full range visit rswww com    3   00 Series PC Oscilloscope       Sold in multiples listed below         TELL     For the full range visit rswww com    Innovator in Electronics gigi ajs    Priced From Priced From  619 8276    LLL 4V 10pF  Qty 25    3 00 385 932      2 00  619 8327    LLM 6 3V 2200nF  Qty 10      2 40 386 935      2 00  619 8046    LLA 10V 470nF  Oty 25    2 25 385 910        2 00  619 8210    LLL 10V 470nF  Oty 25      0 98 386 931      2 00  619 8074    LLA 10V 1000nF  Qty 25    2 25 385 922       2 00  619 8068    LLA 10V 2200nF  Oty 25    2 25 385 893        2 00  619 8232    LLL 16V 100nF  Oty 25      2 10 386 834      2 00    PE was made for      es tt    7    Sie          e e 619 8052    LLA 16V 220nF  Qty 25    2 25 386 941      2 00  PicoScope 2200 Series eee ren nes os mmo  00  Uncompromising Price 619 8080    LLA 16V 470nF  Qty 25       20 385 926      2 00  a 0 OO 619 8298    LL 16V 1000nF  Qty 25    2 10 386 880      2 00  Pico Technology has launched the new PicoScope 2200 series  a breakthrough in price performance 619 8248    LLL 25V 15nF  Oty 25    0 88 385 900        2 00    from the leading edge PC Oscilloscope company  N Reis l   619 8260    LLL 25V 47nF  Qty 25    2 10 386 874      2 00  e Available in 5MHz  10MHz and 25MHz bandwidth options 619 8282    LL 25V 220nF  Qty 25      210 386 824      2 00    619 8305    LLL 25V 470nF  Oty 25    2 10 386 890      2 00             Extremely versatile and great value for money  each Pic
4.    hr eek fh BR AR      J A i    a A ae       L ey me gi   fares    Qu     ia _ 4   A   AVY      A T Sey       zz    e a L Ae unD oe   lt  k a HW i   a tW wy               E    LL                   E     LJ     gt  ia iy  ys L      A   IE Wi E N          RATA TDS3000C SERIES DIGITAL PHOSPHOR OSCILLOSCOPES    Performance in an affordable package  with bandwidths ranging from 100MHz to  5OOMHz  and with up to 5GS s sample rates for accurate representation of your  signal  The TDS3000C Series combines unique digital real time  DRT  sampling  technology with sin x  x interpolation to allow you to accurately characterise a  wide range of signal types on all channels simultaneously     10k standard record length on all channels e Front panel USB port  3600wtms s continuous waveform capture rate e Easy to setup and use   Suite of advanced triggers e Lightweight design  only 3 2kg  25 automatic measurements       TDS3012C TDS3014C TDS3032C TDS3034C TDS3052C TDS3054C  Bandwidth 100MHz 100MHz 300MHz 300MHz 500MHz 500MHz  Input Channels 2 4 2 4 2 4  Sample Rate 1 25GS s 1 25GS s 2 5GS s 2 5GS s 5GS s 5GS s  Rise Time 3 5ns 3 5ns 1 2ns 1 2ns 0 7ns 0 7ns  Stock No  463 004 462 984 462 988 462 978 462 994 462 990    baa EAER   2 280 00   2 740 00     3 310 00     3 960 00   4 760 00   5 690 00   RS Cal     2 354 00     2 814 00   3 384 00   4 034 00   4 834 00   5 764 00     UKAS Cal   2 384 00   2 844 00   3 414 00   4 064 00   4864 00   5 794 00       Lock your settings at the touch of a
5.   41 97 oe  458 759 QGel310 Optically clear gel twin pack 250g   20 24  458 771 QGel301 Gel fast cure twin pack 250g   93 95 Ss nee have i Koar i nE sas see als    or over rs supplying products into the aerospace  electronics and man  B ADIO Mermaly conductive KIY am  R other induse E is carried out in hs UK  Italy and the USA with  458 783 AS1803 Thermally conductive RTV 310ml   18 95 local based technical support        8 ELECTRONICS MAY 2008 Over 150 000 products available at the touch of a button       INDUSTRIAL CONNECTORS       IBIBULGIN  Standard Buccaneer Connectors    Originally specified for marine applications  the IP68 rated Standard   Buccaneer now finds applications as far ranging as F1 tyre warmers to  telematic systems in motorway gantries and from food processing printers   to external lighting systems  Where there is dust or water  or harsh environments   Standard Buccaneer provides a proven solution        Although using a connector that can be submerged in water may  seem over specified for some applications  with a product as  competitively priced as Buccaneer engineers can afford to be sure     Standard Buccaneer enjoys many unique features  these include    e A traditional gland system and cable collet provides the sealing  and cable strain relief characteristics required   e Contact inserts are available with screw terminals  solder  amp   crimp terminations and PCB pins  Screw terminals are ideal  for    field termination    requiring only a screwdriv
6.   Bytes  Clock Frequency Price From  407 634    64TOFP 32K 4K 20MHz  407 650    64TOFP 32K 4K 40MHz  407 707    64TOFP 64K 6K 20MHz  407 656    64TOFP 64K 6K 40MHz    SERIAL ETHERNET  8051 3 3V   RJ45    WlZnet s NM7010A chip network  module features        W5100  PPPOE  AUTO   CROSSOVER SOCKET    WiZnet s WIZ810MJ chip network  module features     e Plug in module    e Fast evaluation of W5100 and MCU in  the target board    e Supports MCU BUS and SPI Interface    e Supports Auto MDI MDIX  auto detection  of crossover     419 895    WIZNET   S EVB PIC24  EVALUATION BOARD    Features   e Full Duplex Data Transfer up to 6MB s with PIC24    e Internet Application Protocols   ANSI C Source  Codes such as TCP UDP DHCP    e By using external 96 pin connectors  all PIC24 s  pins can be used to support the developer s needs    e Provides various application source codes    Loopback  Webserver  Ping       Supports ICSP Interface    419 912    EVALUATION BOARD 8051   NM7010A  W3100A I2C     WlZnet s 8051 evaluation kit features full duplex Data Transfer up to 1MB s with Atmel s  AT89C51RD2  16MHz  X2 Mode   Internet Application Protocols include  ANSI C Source  Codes such as DHCP  HTTP  DNS  etc  All source codes are developed by Keil Compiler     with Firmware programming using the Flip Tool supplied by Atmel     e Plug in module can be used without re designing    the schematic of W3100A LF  PHY chip  Kit contents     Transformer  and RJ45 into target board    e Module rapidly evalu
7.   Usi N Si ICONES e Temperature resistance    60 to 300  C     Protection from humidity and water  e Thermal Conductivity e UV resistant non yellowing  e Optical Clarity e 1 or 2 Part systems    9  to acka e LED S e Flame retardancy UL94 V O e Twin Pack Sachets for easy use  e Chemical resistance    Flexible cure regimes          Silicones play an important role in optically clear silicone can reduce loss of       making for the reliable and efficient use light due to refraction  LED mega screens  of LED   s for many lighting applications use a black or grey silicone to reduce  by offering the following benefits  glare from sunlight and improve the  output and contrast of the LED image   Protection  Electronic circuitry needs protection Heat Dissipation  from harsh environmental conditions  Heat must be dissipated away from the    diode for long term efficiency  This can  Improved Light Output be achieved by applying a thermally  Optically clear compounds and gels can conductive encapsulant or adhesive  be used to improve light output  sealant between the diode and a  Encapsulating above the diode with an suitable heat sink   RS P No  ACC P No  Description Price  448 0179 Silcoset 101 High temperature 2  Part 1kg cat   36 10  448 0191 QSiI216 Optically clear twin pack 250g   5777  458 743 QSil550 UL94 V O twin pack 250g   2125     283 460 QSiI553 Thermally conductive twin pack 250g   22 00  PFH LED lighting unit using thermally  448 0185  QSil12 Clear encapsulant 1kg 50g cat 
8.   craftsmanship    al       Our cover story features the Morgan Motor Company  a byword for  craftsmanship and attention to detail  These values are shared with switch  manufacturer EAO  so their illuminated pushbuttons were Morgan s choice for  dash panels in the new Aeromax  Find out more on page 12     This month sees a huge change in the way RS supports Electronics  manufacturing  We have listened to your requests for components in  packaging suitable for use on automated PCB assembly equipment  tape    amp  reel  tubes  trays  etc  If you produce small production runs and want  components in sub MPO quantities  we ve made virtually our entire PCB   mounting range  SMT and leaded  available  Also  production packaging is for  production volumes  so you ll want production pricing   we ve lowered volume  prices for everything as well  See page 4 or go on line for details     Another exciting introduction is the    Embedded Control    Technology Solution   We ve launched 680 new microcontrollers  peripherals and development tools  from twelve leading manufacturers  Going further than ever to help design  engineers  RS have developed the    Embedded Development Platform    or  EDP a general purpose development motherboard with space for four plug in  modules  Check out pages 14     20       U r O L E D euroLED 2008 is now Europe s leading event for LED    2 7200 and solid state lighting technologies  RS has a stand  EALL to demonstrate our latest SSL and LED products     See 
9.  0 18V  Current range 0 10A    yo AAAAdA AA ag    The Fluke 88084A is remarkably easy to use particularly in  production applications  making the measurements you perform most  often extremely easy and fast to do  Setup buttons on the front panel  allow the meter to be easily set up for common measurements     8808A Features  e 5 5 digit resolution e 2 x 4 ohms 4 wire measurement  e Basic VDC accuracy of 0 01  technique  e Dual display e 6 dedicated buttons for fast access to  e Dedicated DC leakage current instrument setups  measurement e Hi Lo limit compare for Pass Fail testing       Fluke  Keeping your world up and running        204 729 IPS1603D   309 00  204 791  RS Cal   354 00  669 996  UKAS Cal   372 50    IPS303A PSU    A very cost effective analogue instrument that   s easy to use  and control  which makes it ideal for laboratory  schools  and production lines     e Constant voltage and constant current operation     Excellent output regulation   e Can be connected in series or parallel      Voltage range 0 30V   current range 0 3A   e Remote voltage and current setting capability    201 3424 IPS303A  208 5104  RS Cal  208 5110  UKAS Cal    IPS2050  amp  IPS3630 1000W PROGRAMMABLE    SWITCHING POWER SUPPLIES    204 713 IPS1810H  204 785  RS Cal  669 980  UKAS Cal   412 50    IPS303DD DC PSU    Flexible single display digital metering dual   voltage bench unit capable of 0 30V 0 3A  output with low ripple and noise     S  MANA  KA    a    AN    Common Features      
10.  185   8mm Recessed Satin 210 945 210 951   12mm Prominent Black 208 762  12mm Prominent Satin 208 756  12mm Prominent Matt   14mm Prominent Black 210 103 210 866   14mm Prominent Satin 210 490 207 911   16mm Prominent Black 203 969  16mm Prominent Satin 203 919  16mm Flush Black 211 847  16mm Flush Satin 211 718  19mm Prominent Black   19mm Prominent Satin   19mm Prominent Matt   22mm Prominent Black 206 766 204 990   22mm Prominent Satin 206 299 203 672    24 Vac dc 24 36Vdc 48 65Vdc 130Vac 230Vac 230Vac   115Vdc  209 169 205 246 206 407  208 611 205 375 204 338  206 435  205 426 207 422  209 074 204 697  207 573  205 707  208 302  211 752  208 532 208 784  206 902 208 548  211 831  212 216 207 416  207 466 212 064    10 ELECTRONICS MAY 2008 rswww com electronics 08457 201201 ELECTRONICS MAY 2008 11    Over 150 000 products available at the touch of a button       e    12 ELE    CTRONICS MAY 200    z j    Morgan says the fuel cell hybrid power train  is a    new step in vehicle architecture    which  goes far beyond the adaptation of traditional  car designs  The car uses ultracapacitors   which charge during braking  to increase  power during acceleration  A hand built  aluminium chassis and wooden seats help  reduce weight  allowing for further gains   in efficiency     Life Car is another example of Morgan s  innovative use of modern automotive  technology combined with traditional  values  The company is well known for its  expert craftsmanship and uncompromising  atten
11.  LM94021BIMG  639 4014 LM94022BIMG      109 18    Over 150 000 products available at the touch of a button       RS    five times as efficient  Lastly  don t forget  the safety requirements associated with  mains powered AC fans     Does the fan need monitoring     Fan performance problems can be caused  by blocked filters  blade obstruction  power  supply failure or the fan approaching its end  of life  There are applications where any  problem might be critically important  so  monitoring the fan provides early warning of  a potential system failure     DC fans use a Hall device to generate a  signal to feed into a monitor circuit that can  generate an alarm signal when the fan is  slowing down         i   E ail hs    Fa l    Does the fan need to  be controlled     Fans such as the ebm Papst Variofan control  the speed for a particular temperature range   automatically producing more or less air  flow  depending on the temperature     RATI PC FANS    These case mount fans for personal  computers help prevent component  instability and prolong the life of the PC        Fitted with 3 way Molex connector   e Airflow up to 82 4m3 h   e Include sensor signal for soeed monitoring   e Aerodynamic features achieve low noise emissions  e Long life expectancy    More new PC Fans are available    see the Thermal Management page  at rswww com electronics    f           ebmpapst   Stock No  Dimensions mm  HxWxD  Price  426 386 40x 40x10   426 326 50x50x15   426 348 60x60x15   426 392 70
12.  Time   394 879    28SOIC 32K x 8 70ns 5V   394 835    32TSOP 1 128K x 8 60ns 3 3V  405 610   134 90 394 831    44TSOP II 256k x 16 55ns 2 7 3 6V    Operating Voltage Price From    18 ELECTRONICS MAY 2008 Over 150 000 products available at the touch of a button rswww com electronics 08457 201201 ELECTRONICS MAY 2008 19       DA  EMBEDDED CONTROL    ARM966E S 16 32 BIT FLASH MICROCONTROLLERS    A series of ARM powered microcontrollers which combines a 16 32 bit ARM966E S RISC  processor core  dual bank Flash memory  large SRAM for data or code  and a rich peripheral  set  Ideal for a wide variety of applications such as point of sale terminals  industrial  automation  security and surveillance  vending machines  communication gateways   and medical equipment        Ayy   Stock No  Pack Flash  Bytes  RAM  Bytes  Peripherals Price From  228 532    80LOFP 256K 32K 64K CAN  40 I O  228 576    80LOFP 256K 32K 96K USB  CAN  40 I O    629 1202    128LOFP 256K 32K 96K Ethernet  USB  CAN  EMI  80 I O  228 605    128LOFP 512K 32K 96K Ethernet  USB  CAN  EMI  80 I O    XC164CM   AUTOMOTIVE CONTROLLER WITH CAN    The XC164CM Series offers impressive DSP performance and advanced interrupt handling  combined with a powerful integrated peripheral set and high performance and reliable on   chip Flash memory  It is Suited for automotive and general purpose markets and features a  dedicated PWM unit for AC and DC motors  TwinCAN and a 10 bit AD Converter     Stock No  Package Flash  Bytes  SRAM
13.  board holds up to 4 modules  e Both 3 3 and 5V are available to support both 5V and 3 3 processors and devices    e The EDP use     C as the data and control backbone  up to 3 independent I   C  buses are available   e The on board CAN network allows interconnection of modules and other  EDP systems    Note  The Base board does not include 64 way din connector  RS 381 8696        460 285  460 297  460 308  460 281  460 314 Digital I O application module   460 304 Motor control application module    Base board  STR912 CPU module  XC167 CPU module    Analogue 16 input application                460 253 XC167 complete foundation kit   460 275 Comms kit  No CPU    460 269 Comms analogue   O digital I O kit  No CPU   460 279 Comms motor control kit  no CPU     381 8696 64 way din connector for backplane solution       ELECTRONICS MAY 2008 17    DT  EMBEDDED CONTROL    RSOSKA DEMONSTRATION BOARD    The KA2 s demoboard is a development tool supporting the RSO8 architecture  The RSO8KA2  board has built in circuitry and USB programmer interface included  to reduce hardware  interface development time and allow faster code evaluation        8 pin DIP RSO8KA2 microcontroller   e GPIO header connector 4x2 pin      Built in USB BDM interface   e 2 Push Switches circuitry  1user  1 Reset   e 4 LED circuitry connections  3user  1 VDD   e BDM header connector and power input selector    642 9356    RSO8KA 8 BIT MICROCONTROLLERS    An extremely small  low cost  6  and 8 pin microcontroller 
14.  button    Despite the growing prevalence of digital controls  most         l  Lock g engineers still prefer analog control when it comes to DAIEN Aiao PoweR SUPPLY a  b Lock adjusting voltage and current on a power supply  pemer  f  i   e That s why the New PL series retains the true analog controls  VOLTAGE CURRENT of it s best selling predecessor   shee ahi But far from ignoring the benefits of digital technology  it       applies them in new and practical ways     S Lock enables the settings to be locked at the touch of  a button  moving control of voltage and current to a high  resolution DAC for ultimate stability and security     V Span allows the 300   span of the voltage control  potentiometer to be set to cover any voltage range        gt  Linear regulation with ultra low output noise    gt  90 watts power from an ultra compact case    gt  Precision metering  amp  easy switch remote sense    gt  Current control  amp  metering to 0 1mA resolution   gt  Three models   15V 5A  30V 3A or 60V 1 5A     Example  An engineer is    developing a circuit to operate trom To see just how TTi has re invented the bench    four NiMh cells   Tene SHeneene ERIS  power supply   go to the web address below     volts  to prevent over voltage damage     and a Vmin of 3 6 volts  so that the New PL Series Measurably better value    circuit doesn   t reset     They now have high resolution analog Analog control for a digital world 155 383 PL155 15V  5A Laboratory Power Supply   260 00   o t
15.  day delivery     Competitively priced      e Production purchasing of production packaged items needs  production prices   e Across Europe  RS has added over 500 000 price breaks  for production quantities  with reductions of up to 35  on  existing prices     All available from stock       e All of these extras are on top of the standard next day delivery  service you expect from RS    For automated insertion on your production line       e Production packaging makes products easier to handle  increasing    reliability and reducing defects and waste     and your costs    rswww com electronics 08457 201201    Easy to find           and order   _    online      f              i            T F  alie        e Click the   button to order      P for Production       In search results   e A  highlights products with a production packaging  option  As normal  click to link from the search results to  see the product      H F eS behest fen Fi ie  Dii ft Tir  IB   lee    a   PE   Law      ee Iia  g  E CAaNF O ijkl  PSE ES  a Mai tn ee ee ee  ee e Tm   Er  fhe SES wees Boba  154 Bure    HLE    a ree ETETA E EE e E EJ a ae i im  bl  m  M  mn leiit    At the product range   e A  highlights where a production packaging option is  also available  Click the link to be taken to the production  packaging option      e ee umeme  umm E  J HE      mlinir   BE pg nit   iad ET rar              e  rpa  A 3        Engel m  bye per m L ey  e i ad aT   U E pa i  miji  SM     Bric imi gh m GES a a a a 
16.  of inputs     Over 150 000 products available at the touch of a button                                 For this reason the EDP will prove attractive to all design engineers  looking for a cost effective solution which allows them to  significantly improve their development process and thus deliver  products in reduced time  As design engineers  consultants   educators and trainers you will quickly realise the benefits and  recognise the potential of the development platform modules  system as an effective solution     e Processor Module  ST Microelectronics STR912    e Processor Module  Infineon XC167    Application Module  Analogue Input    Application Module  Digital Input Output    Application Module  Brush DC Motor Control  e Application Module  Basic Communications    For detailed specifications of these modules visit rswww com     rswww com electronics 08457 201201      460 310 Basic comms application module    460 257 STR9 complete foundation kit    EMBEDDED DEVELOPMENT PLATFORM    This new solution means you no longer need to purchase individual  development boards or incur costs to evaluate new MCU s  A unique  RS Components own brand embedded development platform  system has arrived offering a suite of MCU and application modules  for evaluation  ranging from Motor control to Communications  Each  module fits the Baseboard as a stand alone or in series  ST STR9 and  Infineon XC167 microprocessors are available as modules with more  to be added regularly        Base
17.  triggered  performance reduction waveform    445 191 19mm s steel 5V switch digital output   445 147 22mm s steel 10 12V switch O C output  445 185 30mm s steel 5V switch O C output   445 181 19mm aluminium clear 5V switch digital output  445 220 22mm aluminium clear 5V switch digital output  445 157 30mm aluminium clear 5V switch O C output  445 153 16mm non illuminated latching switch  445 179 3 x 4 keypad   445 175 4x 4 keypad    ELECTRONICS MAY 2008 29          TEST  amp  MEASUREMENT TEST  amp  MEASUREMENT                      iSO TECH    IPS1810H PSU    Rugged  high specification units for both industrial and  educational use     ew        IPS 1603D PSU    A rugged  high specification digital instrument with all the features  of the popular 1810H  but with individual LED displays of voltage  and current     Fluke 88O8A  5 5 Digit Multimeter    Versatile multimeter for manufacturing   development and service applications    e Constant voltage and constant current operation  e Constant current voltage operation    Two 60mm x 80mm analogue meters  e Coarse and fine controls of voltage and current e Coarse and fine control of voltage and current    e Overload and short circuit protection e Overload and short circuit protection    The Fluke 8808A 5 5 digit multimeter is a cost effective solution  providing the performance and flexibility required from a bench  meter in R amp D  development and service applications     e Voltage range 0 60V  Current range 0 3A e Voltage range
18.  yp    3 y   at the design stage to protect the EDP from the most common  a           q     human errors  the motherboard will have a significantly longer life  a ae   than the average development board     Electronics design has always been an expensive and complex  process  keeping up with the latest developments in microcontrollers  and their supporting devices  Every time you need to upgrade to a  new processor  your old development boards go in the bin  You re  left facing the expense of buying a new one and the hassle of  interfacing both software and hardware to the existing application  circuits  RS is pleased to announce a solution to this perennial  problem  the Embedded Development Platform or EDP     The Baseboard consists of 4    stations    with the minimum  configuration of the motherboard with a single plug in processor  module  All 4 stations are identical  and there are many permutations  of CPU modules and Application modules possible  Even with just  the minimum configuration of Baseboard and CPU module  you can   for example  easily run a web server through the standard on board  Ethernet connection     There are various application modules  we have introduced an initial  starter range consisting of basic digital and analogue   O  a motor  control module and a communications module   many more are  planned over the coming months  The more advanced user will  discover that it is possible to run more than one processor module  on the Baseboard in a Master a
19. 45     15 00      New applications  SSL in a retail  environment  and developing high  Lumens per Watt LED fixtures     Session 8  15 30     16 45      Variable Message Signs  rail Applications   and LED street lighting     ELECTRONICS MAY 2008 7       LEAD FREE SOLDERING    MT Chemtronics    SODER WICK LEAD FREE SD LEAD FREE FLUX DISPENSING PEN  DESOLDERING BRAID e Ideal for precision application of Lead Free fluxes    e Fast  safe desoldering braid specifically formulated for use e Non corrosive halide free    with Lead Free applications e Can also be used with tin lead fluxes _ a    e ESD safe bobbins to prevent potential static charge e Contents 9g  0 3202  _  F   pentane PE     e Non corrosive ultra high purity no clean flux   Rut DO r     e Will not leave ionic contamination on PCBs A en  a a       Can also be used on tin lead solders    e Available in single bobbins or 10 bobbin VacuPak packaging  for cost effective longer lasting use   508 6374 Flux dispensing pen    LEAD FREE FLUX OFF  FLUX REMOVER       Evaporates quickly without leaving residues  e Non Ozone depleting   e Can also be used to remove tin lead fluxes  e Ergonomic design dispensing system    336 485 0 8mm wide x 1 5m length  508 6425 1 5mm wide x 1 5m length  508 6431 2 0mm wide x 1 5m length  508 6324 2 8mm wide x 1 5m length  508 6447 1 5mm wide x 3 0m length  508 6453 2 0mm wide x 3 0m length  508 6469 2 8mm wide x 3 0m length 508 6396 Flux off       Attributes of some silicone encapsulants      one
20. 8 07  EMBEDDED CONTROL L 4    THERMAL MANAGEMENT 26       Order online today at  rswww com to get yours    discount on orders over  discount on orders over  discount on orders over    TO GET YOUR DISCOUNT USE PROMOTION CODE  WEB1       please contact our large order team  details online     Promotion code discounts will be shown on your invoice only  they will not be shown on your online order   The promotion code must be added at the time of order placement  The promotion code WEB1 cannot be used in  conjunction with any other promotions or discounts  Go online to rswww com for full terms  amp  conditions        ONLY AVAILABLE ONLINE    rsewww com        What s inside this Issue       NEW    40 000 products       EuroLED   08 and Osram   s  Diamond Dragon    Products from ITW Chemtronics    IP68 rated Buccaneer from Bulgin    Enclosures  fuses  ferrites  and transformers    A panel mount LED indicator  for every occasion    Why Morgan chose EAO switches    NEW      Developing Microchip PIC24F  applications     32 bit ARM Cortex M3 processor  core explained     Introducing the RS Embedded  Development Platform     A selection of our new MCUs  and development tools    Antenova antennas save space  and time    NEW    The latest introductions    These tools will help you fix it       NEW    How to select a fan    NEW    ActiveTouch switch technology    NEW    The latest from Tektronix  Fluke  and Isotech       rswww com electronics 08457 201201    Ss LY  1 technology c    r  gan
21. CUTTERS ELECTRO WASH   MX    Manufactured to the highest standards and  designed to cope with wiring found in the  electronics industries       Leaves no residues  e Drop forged and lap jointed    Low odour  e Black oxidised for corrosion protection  e Comfortable plastic handles and return springs    e Cutting edges hardened to 63 65HRC a press to release pen with a fibre tip     MT Chemtronics     613 1475 Box of 25 wipes  254mm x 203mm   336 491 13ml pen    FREEZER SPRAY    A useful and versatile  non corrosive  refrigerant that offers a rapid and safe  method of cooling small components      gt LINDSTROM    603 463 Spring wire cutter  603 457 Oval head flush cutter  614 766 Piano wire cutter  400 8474 Small head cutter    e Can also be used to shrink  fit mechanical components   e Safe on most materials   test prior to use    e Ozone depletion potential O    Flexible Pricing  from RS    For orders over   1 000 take    d    advantage of our flexible      z    pricing service by calling    ro    0845 602 5226     846 682 400ml aerosol    16 DRAWER STORAGE UNIT    Convenient  cost effective storage     e Manufactured from high impact plastic  e Label and slot on drawer front  e Size  H 208 W 208 D 222mm    236 3583    TRIMMER AND ALIGNMENT KIT    A must for engineers in electronics  mobile communication  servicing etc  contains 25 assorted alignment  tools made from butyrate  celon or fibreglass   some with screwdriver handles and steel tips     736 074    rswww com electron
22. MPLAB Debug  Environment and Graphics Library are all free downloads  from www microchip com    Ease of Development    The Graphics Library is ready to run on PIC24F processors and  includes low level drivers for displays and touch screen  The  following code segment shows the straightforward routines that  are supplied by the Library      SetColor  WHITE      ClearDevice     Put Image  0 0   woid   amchpLogo  IMACE NORMAL     PutImage  2 60   woid   intro  IMAGE Xz       Suitable Display Modules    Displays using the following Colour Graphics Controllers are  currently supported by the Microchip Graphics Library     RS stock suitable 3 5    to 5 7  TFT QVGA displays with and without  touch from Hitachi  Optrex and Sharp     Resource needed within the Microcontroller    An application of 5 Modules  for example driver  touch  radio  buttons  slider  text  will use around 10KB of Flash Memory  Each  font requires around10KB of program memory  a 256 colour OVGA  image will require 75KB  The fonts and images can be stored in  internal or external memory     14 ELECTRONICS MAY 2008       Time and Cost Saving Using Microchip  Free Graphics Library    Colour Display driving code would take several months to develop  and debug in a structured and documented way  Code for driving a  display from your chosen Microcontroller would cost   2 000 5 000  to buy and 2 4 times that much to develop in house    Other considerations include Graphics Library and font  Picture  conversion utilitie
23. Supply voltage ac 100 120 220 240V  50 60Hz  switchable    e Number of outputs 1    S    ASA   SOQ    e Separate 3 digit LED voltage and current meters    DS    e Two units can be connected for series    174 00 or parallel operation   e Weight 5kg   e Dimensions  mm  W 128  H 145  D 285    High power  highly efficient units for constant voltage and constant current operation     e Low ripple and noise   e Backlit LCD display   e RS 232 interface   e Over voltage  current and temperature protection    mn  ll    WH    e Wide input voltage range and high power factor  e  PS2050  2 to 20V  O to 50A  e  PS3630  3 to 36V  O to 30A    univ  amt    mn    tn    i         513 4984 IPS2050  514 2058  RS Cal  513 5016 IPS3630  514 2109  RS Cal                890 00 325 6004  IPS303DD   174 00  329 3249  RS Cal    890 00 329 3255  UKAS Cal    IDM91 E    Enhanced version of the popular 91  multimeter has a 2000 count and a large  20mm digit high contrast display     e  Water resistant  O ring sealed case  e Diode test and continuity bleeper  e Fuse protection for both 200mA and 10A current ranges    e Beep guard system warns when probes are  incorrectly connected    e Meets IEC1010 1 600V CAT II    e Supplied with  protective holster  fitted 9V PP3  alkaline battery  test lead set and instructions    ISO TECH   159 2140 IDM 91E   159 2162  RS Cal   159 2156  UKAS Cal   116 75    625 THERMOHYGROMETER    A long term  drift free thermohygrometer  with a built in humidity probe head for  measu
24. ates W3100A LF with MCU  of target board      All MCU interface modes of W3100A LF such  as non clocked  clocked  external clocked are  supported    419 924    20 ELECTRONICS MAY 2008    e EVB8051 evaluation board   e NM7010A module providing internet connectivity  e Power Adaptor  5V    e User manual and software CD   e UTP and Serial cables       419 940 i   149 00    Over 150 000 products available at the touch of a button    RS    ANTENNAS    antenova       eeeeoeeeo  Surface mount antennas for wireless PCB applications    Chipset suppliers will try fo minimise their bill of materials by using a PCB trace  antenna in their reference designs  While this hides the true cost of the antenna it  can result in poor performance and long development times     Antenova s gigaNOVA   antennas can work better  take up less  space and are easier to design in than PCB trace antennas    This article explains the advantages of using a separate antenna   instead of a PCB trace antenna     Cost    The extra space needed by a trace antenna is not free    The PCB itself is expensive  but add to that the increased costs  of the enclosure  packaging and distribution  Longer design  times and a larger  less effective product can also have a  negative impact on sales     Size   A typical printed inverted F or meandered monopole antenna will  be much larger than the gigaNOVA equivalent  but it is not just  the size itself that is important  gigaNOVA antennas are designed  to allow components to b
25. ause blade speed is directly related   to input voltage  The wide range of sizes  and DC voltages allows flexibility to match  the airflow to the cooling requirements   while keeping noise to a minimum  The  life expectancy of a DC fan is longer than a  comparable AC fan because they are up to    1 5V ANALOGUE TEMPERATURE SENSORS    As the industry s first 1 5V analogue temperature sensors with  user selectable gains  the LM94021 and LM94022 precision  analogue output CMOS temperature sensors increase thermal  management performance in low voltage systems  These    temperature sensors    wide range of operation   50  C to 150  C    flexibility  four user selectable gains  and low power performance  make them well suited for low voltage  battery powered systems  such as cellular phones  PDAs  MP3 players and digital cameras     e UV stable and suitable for use in outdoor applications without any extra protection    e Fully certified  e 25 design patents    A wide selection of new Filter Fans are available      see the Thermal Management page  at rswww com electronics    Stock No   251 015  250 797  250 775    Dimensions mm  HxWxD   145 x 145 x 70   252 x 252 x 113   320 x 320 x 150    26 ELECTRONICS MAY 2008    e Vcc   1 5V to 5 5V    e Four user selectable programmable gain options   5 5 mV per degrees C    8 2 mV per   C   10 9 mV per   C or  13 6 mV per   C    e Low quiescent currents    e SC70 package    e  ndustry standard LM20 footprint    e Sold as pack of 5    651 2672
26. cellence     the hallmarks of a market   leading company     e Flush Mounting  2mm front of panel protrusion    professional grade switches with gold flashed snap  on contact blocks   e Suitable for use with 134 midget groove  lamps or LEDs    e Large legend area  e  P65 rated       Supplied complete with bezel for flush mounting   22 5mm panel cut out        219 4163 Red round    aluminium momentary    219 4179 Yellow round    aluminium momentary    219 4185 Green round    aluminium momentary    219 4258 Red round    aluminium latching    219 5346   Yellow round    aluminium latching    219 5368 Green round    aluminium latching    ELECTRONICS MAY 2008 13    RT EMBEDDED CONTROL          AN MICROCHIP    Developing QVGA applications for  the Microchip PIC24F Microcontroller    With widespread use of colour  displays and touch interfaces in  Smart Phones and Media players  the  expectations of both consumers and  industrial users are rising every year     Fortunately  with the advent of Microchip s 16 bit MCUs and  Free Graphics Library  developing a low cost OVGA touch screen  solution for an embedded application has never been easier     The hardware needed to start develooment of a touch OVGA  application is      e DM240001 Explorer 16 Development Board   RS Stock No  623 1143   73 02  e AC164127 QVGA Pictail TM Display Board   RS Stock No  406 742   74 50  e DV164005 MPLAB ICD 2 in circuit debugger   RS Stock No  467 0748   91 51    The supporting Microchip C30 C Compiler  
27. cuss the future of quality  sustainable lighting and experience the latest  innovative lighting products targeted toward  the architectural  retail and commercial  lighting industries     RS are exhibiting the latest additions to our Solid State Lighting range at euroLED  2008  To see all the latest news or to reserve your place  follow the euroLED 2008  link on the RS website rswww com electronics     rswww com electronics 08457 201201    euroLED 2008    Wednesday  4th June  Session 1  9 00     10 40      SSL research activities  Government  support for low carbon lighting  and the  future of LED  amp  lamp recycling     Session 2  11 00     12 50      High Brightness LED market overview   amp  forecast  investor sentiment for SSL   and technology improvements to deliver  market needs     Session 3  14 00     15 40      Thermal management issues  recent  advances in chip  phosphor and  packaging technologies  and the use of  Quantum Dots to deliver high quality  white LEDs     Session 4  16 10     17 00      Novel airflow thermal management  systems  power control techniques  and  driving high power LEDs directly from  AC mains     Thursday  5th June  Session 5  9 00     10 40      OLED market trends  OLED lighting   vision to reality  and world LED lighting  standards overview     Session 6  11 10     12 25      Why are Lighting Designers still sceptical  of LEDs  What makes the perfect  architectural lighting system  The future  of architectural lighting     Session 7  13 
28. e Thumb    2 instruction set  In addition  to traditional applications  such as industrial  PLCs  domestic appliances and security   fire and HVAC systems  and consumer PC  applications such as card readers and  biometrics  the new family is particularly  well suited for portable applications such  as medical monitors where low power  consumption is important     Contributor  Semir Haddad  MCD  32 bit Microcontroller Line Manager   STMicroelectronics     Contributor  Eric LALARDIE  ARM Director Business Development  E M E A I  Sales       RAM  Bytes  I O Pins Prices From  10K ee     2 60    10K 2 EEA  10K 80  10K 37   2 97  16K     EEA  10K JE   319    16K 51  10K ee   358  16K o EE    ELECTRONICS MAY 2008 15          QAT  EMBEDDED DEVELOPMENT PLATFORM QAT  EMBEDDED DEVELOPMENT PLATFORM    The CD supplied with the motherboard and each module contains  full schematics  Gerber files and a Bill of Materials  RS are supplying  these on an    Open Source    basis so that the   users can develop their own boards for their own use       not for resale  However if you come up with a design you think   RS should add to the range  talk to us about it  Also on the CD are  all the necessary software drivers  and in the case of processor  modules  appropriate Windows   based development tools     The EDP is designed to be used and reused with new CPU and  application modules being introduced on a regular basis  Its robust  design has been rigorously tested  and every effort has been made 
29. e capabilities  Extensive clock  gating technology and integrated sleep  modes enable low power designs     The new STMicroelectronics MCUs   are offered in two lines  The STM32F103     Performance    line  with 72MHz clock  frequency  and the STM32F101    Access     line  which  with 36MHz clock frequency   offers 32 bit performance at 16 bit   price levels     At 72MHz  executing from Flash  an  STM32 device consumes only 36mA   believed to be the lowest power  consumption in the 32 bit market  an  impressive 0 5mMA MHz  Well suited for  battery operated applications  the devices  operate from a 2 0V to 3 6V power supply  and draw as little as 2UA in standby mode  with reset circuitry active     In performance terms  the STM32 family    Package Flash  Bytes    STM32F101   402 213    48LOFP 32K  402 190    48LOFP 64K  402 194    48LOFP 128K  402 223    64LOFP 32K  402 217    64LOFP 64K  402 207    64LOFP 128K  402 289    36VFOFPN 32K  402 201    36VFOFPN 64K  402 285    100LOFP 64K  402 267    100LOFP 128K  STM32F103   402 263    48LOFP 32K  402 279    48LOFP 64K  402 273    48LOFP 128K  402 295    64LOFP 32K  402 324    64LOFP 64K  402 251    64LOFP 128K  402 241    100LOFP 64K  402 245    100LOFP 128K    R EMBEDDED CONTROL       offers up to 30  faster processing than an  equivalent ARM7TDMI based product  Or   for the same processing power  STM32  devices require 75  less power    The STM32 family also allows designers to  reduce code size by up to 45   via the use  of th
30. e placed nearby  meaning the total  board area required is much less  The table below shows a typical  2 4GHz printed inverted F antenna and compares it to a    Fusca      the smallest antenna in the gigaNOVA range  The antenna itself is  eight times smaller than the inverted F  When the space required  on the PCB is taken into account  the difference is even greater   Fusca is thirty eight times smaller than the trace antenna     Printed antenna    gigaNOVA    Fusca     Antenna Size 105mm    12mm 8x smaller  PCB space used 934mm  24mm  38x smaller     From IEEE Antennas and Propagation Magazine article        Analysis and Design of an  Inverted F Antenna Printed on a PCMCIA Card for the 2 4 GHz ISM band        Flexibility of design    Trace antennas require that the opposite side of the PCB trom   the antenna be free from components  Placing components  underneath a trace antenna can result in very poor performance   but Antenova has a solution  Mica and Comata antennas from the  gigaNOVA range use a planar inverted F design that makes them  ideal for devices where the ground cannot be removed     Trace antenna    ee     gt     Copper removed from PCB and no    Mica or Comata    oe    components can be used underneath components on the other side of the PCB    This added flexibility makes it possible to design the antenna on to  a device with a large screen or connectors beneath the antenna     rswww com electronics 08457 201201    Copper directly underneath the antenna  all
31. ectric field and measure the field loading caused by objects moving into the field   The kit allows for designers to easily evaluate the MC33941 in any application  specifically  capacitive touch sensing  The connector offers access to all electrodes  enabling you to  connect the included touch pad board or any other electrode design     419 952 LOFP48   419 974 LOFP64   419 978 LOFP64 with PPPoE  419 930 LOFP80 with PPPoE PHY    QUICKWRITER   FAST PIC PROGRAMMER    A flexible  full featured PICmicro    MCU  programmer designed for both In circuit  and gang programming        Sample electrode board demonstrates keys  linear and rotational sliders and proximity pad   e Machined plastic cover for front panel non contact touch evaluation      Access to all 7 electrodes and shield drive through easy to use connector   e Adjustable sensitivity through jumpers  tuneable frequency    e Adjustable response time through jumpers   e Supports In Circuit Programming with the x  included cable    freescale      e Programs 4 devices as quickly as a single device  when using a gang adaptor   e Supports the PIC12  PIC14  PIC16 and PIC18  series of Microchip PlCmicro    MCUs    211 590    e Power supply not included    You can find more Embedded     control products online      rswww com electronics    NONVOLATILE F RAM MEMORY WITH PARALLEL INTERFACE    High performance parallel reads and writes with true non volatility   without a battery requirement     Stock No  Package FRAM  Bytes  Access
32. er to terminate  the conductors  crimp and solder lend themselves to    bench  termination    and higher volumes   e Contact inserts are fully interchangeable within all body styles   easy to assemble and re work  and are held in place with a  simple castellated retaining nut   e 2 3 4 6  7 9  12 and 25 poles  with ratings up to 10A  250Vac   dc and leading earth on the 3 pole version  Buccaneer   s wide  range of configurations suit a huge range of applications                go online at rswww com to find the full range Castellated Hex Nut Snap on Connection for      Flexible Straps and Covers  e Cable glands to suit cable diameters from 6 to 8mm for 2 to 12 Seals  pole connectors and 7 to 9mm for the 25 pole versions Insert Retaining Ring    e Five body styles for  cable  in line cable  panel mounting   Contact Insert    with single hole fixing  PCB mounting and panel mounting    with flange fixing     Sealing Cap Clip  Gland Cage  e Sealing caps maintain the IP68 integrity of the connector 3  system when not in use and double as an assembly tool to    tighten or release the castellated nut holding the contacts Insert Retaining Ring  inserts in the main body       Locking Ring Gland            Gland Nut  e Each connector is supplied with all of the necessary sealing Contact Insert  accessories even down to sealing grommets for the screws on    the square flange fixing versions    Flex Body Moulding    Screw Termination   483 922 3 pin flex cable connector   489 396 3 socke
33. esigned for wide band and general pulse applications  with thyristor and triac control systems to provide isolation between firing    circuit and load     e Bandwidth 3kHz to 1MHz    For full range see catalogue page 2 2011    r 3 Cc  D 1    196 375  3mH    Production  packaging     and low prices    See page 4 or  go online to rswww com       HIGH BREAKING  CAPACITY FUSES    Ideal for all SMD soldering processes   with a UL940VOP rated thermoplastic  body and tin plated brass terminals     e Nominal voltage 125V    e Breaking capacity at nominal voltage   300Aac  400Adc    e Size  L 7 4mm W 3 1mm H 2 55mm     amp  SOHURTER    344 5119 0 063A  Oty 10   344 5147 0 5A  Qty 10   344 5197 3A  Oty 10     e Output pulse current 200mA              HIGH FREQUENCY NC  SERIES INDUCTORS    Surface mounting core less chip inductors  designed for high frequency applications  in miniature electronic equipment such  as  mobile phones  pocket alarms and  pagers etc     e High Q ensures sharp frequency response  e Tolerance  10   e Package type 1008    Panasonic    ideas for life Prices From    182 6730    0 047uH  Oty 10   182 6746    0 1HH  Oty 10   182 6752    0 15HH  Oty 10   182 6774    0 33HH  Oty 10   182 6780    0 47uH  Oty 10     LED INDICATORS    range of panel mount LED indicators    Designed and manufactured in the UK   the range comprises seven different  cut outs  recessed and flush and three  different bezel finishes  Ranges are  available with a wide choice of LED  colour opti
34. ferential  signal  LVDS  interconnection  CAT5      e The Propeller    Demo Board with built in Propeller   P8X32A 044   EEPROM and 5MIHz crystal    e Propeller    Manual  software CD and USB cable    e LOFP48  a single chip single port PHYceiver with  an MII SNI and implements all 10 100M Ethernet  Physical layer functions  A PECL interface is  supported to connect with an external 100Base FX  fiber optic tranceiver  LOFP64  a fully hardwired TCP IP stack supporting  TCP  UDP  IP ARP  ICMP  MAC internet protocols   Features include amazing protocol processing  speed depending upon MCU   8051  max  1Mbps    AVR  max 8 Mbps   ARM7  max  21Mbps   LOFP64  a fully hardwired TCP IP stack with  support for ADSL connection  with PPPoE  and  TCP  UDP IP ARP  ICMP  IGMP  PPPoE  MAC  protocols  Features include high throughput  speeds  8051 max  1MB s   AVR  max  8MB s    ARM7  max  21MB s  and 10 100 Base T Ethernet   Auto detection  support  LOFP80  a fully hardwired TCP IP stack with  support for TCP UDP ICMP  IPv4 ARP IGMP   PPPoE protocols  Features include 10BaseT   100BaseTX Ethernet MAC PHY embedded    support and ADSL connection  with PPPoE A MICROCHIP  Protocol with PAP CHAP Authentication mode  405 571   109 90 381 592    MC33941 EVALUATION KIT IN TOUCH  SENSING APPLICATIONS    The evaluation kit features the MC33941 proximity sensor that is intended for applications  where non contact sensing of objects is desired  It contains circuitry necessary to generate a  low level el
35. he exact voltage range p 155 399 PL303 30V  3A Laboratory Power Supply   260 00    www ttl  co uk go rsnpl 155 440 PL601 60V  1 5A Laboratory Power Supply   260 00        Terms and conditions  All products sold in this issue are subject to the terms and conditions of sale set out in the current RS Catalogue  Offers are available while stocks last and where stated must be used in  conjunction with the promotion code at point of order  Only one promotion code can be redeemed per order  order quantity restrictions may apply  Should the customer breach these terms and conditions  RS  reserves the right to retrieve and or render an invoice for the products delivered under the promotional code offer  Promotion code offers are not open to employees of RS Components  No cash alternative is  available  Prices are valid at time of print  but may be changed by RS at any time  and exclude VAT which will be charged at the current rate  This issue is valid from 1st May 2008 to 30th June 2008     Published by  RS Components Limited  Registered office  Birchington Road  Weldon  Corby  Northamptonshire NN17 9RS  Registered No  1002091  RS Components Ltd 2008   RS are trademarks of RS Components Limited  An Electrocomponents Company     UK_0306     0508    TO The paper in this publication comes from sustainable forests  Please consider the environment  amp  recycle     M ELECTRONI    THE WIDEST RANGE OF ELECTRONIC PRODUCTS  amp  BRANDS          INSIDE       PRODUCTION PACKAGING 04  euroLED 200
36. ics 08457 201201    e Contains no CFCs  HCFCs or chlorinated solvents    REPAIR  amp  REWORK    A high flash point cleaner that quickly removes soils  adhesives and residues from insulation  jackets and conductors on telecom  fibre optic and coaxial cables     e Available in a box of handy wipes or for precision application     KATI HIGH POWER  INVERTIBLE AIRDUSTER    Quickly remove dust and airborne  contamination from delicate or inaccessible  electronic equipment with this powerful  aerosol     e Pure compressed inert gas  e Non flammable  e Non CFC and HCFC products    283 230 200ml aerosol    DATI PRECISION  SLOTTED SCREWDRIVERS    Economical  precision screwdrivers with  a rotating cap for precise adjustment and  optimum drive     e High grade chrome vanadium blades     Tri lobe handle for a comfortable grip    1 5mm slotted  2 5mm slotted  No  0 Pozidriv      No  1 Pozidriv      ELECTRONICS MAY 2008 25       THERMAL MANAGEMENT       RS    How to select a fan for    electronic equipment cooling    Power losses  in the form  of heat  occur in all  electronic components   This heat not only warms  the surrounding air  it is  absorbed by the PCB   enclosure and adjacent  componenis  raising  their temperatures and  reducing efficiency        KT IP55 MAINS FILTER FANS    Unique pleated fabric filter and louvre design gives high airflow at  IP55  The patented water and dust pre separation system ensures  the majority of water and dust never reach the filter mat  extending  i
37. itch non illuminated IP67  contact system    MSM22 Momentary Switch Ring illuminated red IP67  contact system    rswww com electronics 08457 201201       QAT SWITCHES    IT Activefouch    SENDIERS  DATTEHES  ELOCTHIMIC CONTROLS    NEW TECHNOLOGY SWITCHES    Active Touch patented touch sensitive technology brings a whole  new level of durability to switches  sensors and control systems     Applications include medical  military  marine  ATMs   pharmaceutical  security  clean rooms  gaming  food processing   vandal resistant point of sale etc     Material capable of supporting shear and torsional mechanical  waves at ultrasonic frequencies can have those waves trapped  or localised by contouring its surface  Fig 1      When the integral ultrasonic transducer is set in motion it  generates a resonant vibration  A finger or gloved hand touching  the surface of the resonant cavity dampens the vibration and  reduces the regions ring down time  Which like a bell that   has been struck  creates a decay rate that is then detected   by a microprocessor  Fig  2      When the time to the threshold value is lower than a pre set  value the microprocessor is programmed to indicate switch  actuation  Fig 3      Visit rswww com electronics for lots more information on  this exciting new technology     Fig  1 Trapped torsional Fig  2 Resonant ring down Fig  3 The decay rate  mode is the key to the reduction waveform  amp  has changed  Actuation  technology s unprecedented Dampened ring down is
38. n holes   necessary even without forced cooling     Article by Geoff Lockwood  Technical  Director  ebm papst UK Ltd     For more information on fan selection   please see additional documents   and resources in the Thermal  Management section of our  rswww com electronics website  E    THERMAL  MANAGEMENT    Thermal    Manage Ment ns RS  SOLUTIONS          GUIDE    Available to download  or request a copy at  rswww com electronics       Adapted for electrical insulation and as thermal joints on assemblies of components    where the height varies        The thicknesses available  0 5  1  2  3 and 4 mm  mean that GAP  Pads can be used when the texture of the surface varies       Excellent elasticity   e Thermal Conductivity 2 0 W mK   e Breakdown Voltage 13 400Vac mm   e Operating Temperature  60  C to  200  C    For full range of sizes and thicknesses  visit rswww com electronics     BEPOQUIST    Stock No  491 4054 101 6x101 6 1 02    491 4105 203 2x101 6 2 03  491 4155 203 2x406 4 3 18    Dimensions Thickness  mm         Price Each    16 52    34 33      168 67       BGA HEATSINK  TAPE MOUNTING    A range of anodised pin heatsinks with thermally conductive adhesive tape mounting     e Saves board space by eliminating mounting holes  e Convenient quick and clean peel and stick assembly    ee  THERMAL LOY    104 036  103 926    23x23mm  23 4   C W  27x27mm  20 3   C W    EFA 103 948  MSE 103 932    e Pin Fin array allows omni directional    airflow to maximize heat dissipation
39. nd Slave configuration     The Baseboard is an Extended Euro card size  220 x 100 mm  fitted  with rubber feet to lay flat on the bench  but able to be used ina  standard rack system  Add a 64 way DIN connector  RS 381 8696   and you can plug the EDP into a backplane  Connectors for four  module stations are supplied  arranged to ensure correct module  fitting  There are also fitted  3 3V and  5V voltage regulators  a  back up battery  RJ45 Ethernet and mini USB connectors   12Vdc  power supply jack  I O breakout header and eight DIP switches  ported onto the system I   C bus     Available late May   pre order online    now at rswww com electronics       16 ELECTRONICS MAY 2008    The DIP switches allow the user software running on a processor  module to read a configuration setting  enabling I O ports to be   set up correctly  for example  Depending on the capability of the  particular processor module in use  up to three I   C buses and two  CAN networks are available  Many of the application modules use   an     C bus for primary communication with the processor providing  maximum flexibility  Some processor chips will require  5Vdc  others   3 3Vdc  A factory link on the module selects the correct supply  from the connector  This supply is linked to a further connector pin  on all the other module stations providing a correct voltage reference  or bus pull up for the application modules  There   is also duplication of an analogue input   unit  to give a very large  number
40. nfidence  Parts are available from stock and if you need samples  to start testing they are available right away     Article by Tim Palmer  gigaNOVA   Business Manager    DITA ULTRA SMALL CHIP ANTENNA    The smallest  lightest  yet highly efficient low profile SMD antenna   offering proven performance and quality for miniature products  such as headsets etc     e Designed for 2 4GHz applications  Bluetooth    WiFi    802 11b g   ZigBee      and WiMAX applications at  2 3 GHz and 2 5 GHz      e  40  C to  85  C operation  e Gain 0 4dBi   e Termination SMD   e Size  4x 3x 1 1mm       384 484       ELECTRONICS MAY 2008 21          OSCILLOSCOPE PASSIVES    LL SERIES MONOLITHIC CERAMIC CAPACITORS La  CARBON    Three types of low ESL type ceramic capacitors offering high capacitance in ultra small case COMPOSITION HIGH  sizes  plated with Ni and Matte Sn  Ideal for use in high speed microprocessor and high ENERGY RESISTORS    Technology frequency digital equipment        Designed for high energy pulse applications   ARCOL s RCC type  solid axial lead  carbon  slug resistor offer unsurpassed quality and  reliability with full ROHS compliance        a  Lee Ee    oe      Good noise reduction at high  Pa BIEI jaa e r    SSE SOT I o EE    frequencies       e Capacitance tolerance  20    e LLL Type  standard 2 terminal   reversed geometry    e LLA Type  8 terminal   e LLM Type  10 terminal   e RoHS compliant       Small size  high performance   e 0 25W dissipation   e Sold in packs of 25
41. oScope  is a 5 in 1 instrument  Oscilloscope  spectrum analyser  signal    PicoSco pe 5 200 Se ries generator  arbitrary waveform generator and data logger Production NEW 1812LS SERIES FERRITE CHIP INDUCTORS    H These ceramic chip inductors are ideal for electronic products needing a midrange inductance  oe e Feature rich PicoScope 6 software stands for power and simplic  q gt  packaging  Uncompromising Performance ee E j P i and close tolerance    ity  Basic controls at your finger tips  advanced features and   and low prices    Other oscilloscopes in this price range force you to compromise controls never more than 2 menus deep trace 4 or e Excellent current carrying capacity    on one of the three specifications  With the PicoScope 5200 go online to rswww com e RoHS compliant     i e 260  C compatible  series you no longer have to compromise     Assured measurement accuracy and performance stems omvou i p  UK based design teams employing state of the art manufacturing e 5  tolerance  in the UK    Sold in packs of 10  RATA FERRITE CORES             e 250MHz bandwidth    e 1GS s real time sample rate Manufactured from SIFERRIT materials     F         at    k   i e these U and   cores are suitable for power   e 128 Msample buffer size yy   ae p     9     oulse and high voltage transformers such   a   as  line deflection transformers  diode  splitting transformers  energy storage  chokes  ignition transformers  etc     e U and   cores are supplied separately COILCRAFT  e Mate
42. ons including bicolour   tricolour and flashing LEDs     The indicators are available with integral resistors to permit direct  connection to 12V  24V  110V and 220V  Some indicators also have  the option of panel sealing to IP67     e Life expectancy 100 000 hours   e Operating temperature  40   to 85  C   e Max reverse voltage 5V   e Viewing angle 100    dependant on model   e UL recognised    e Maximum panels thickness   6mm  8mm  amp  12mm   7mm    14mm  16mm  amp  19mm   11mm    22mm   Prominent 12mm  Flush 10mm          Igy F      oom Gh Oh  OOO 0  my  aa a  fog 2  99        LED sizes  amp  voltage information    6mm indicators have 3mm LEDs   8mm indicators have 5mm LEDs   12mm indicators have 8mm LEDs   14mm  16mm and 19mm indicators have 10mm LEDs  22mm indicators have 18mm LEDs    Switch Voltage    Operating Voltage Vop Operating Current lop   Min to Max   Typical     12Vdc 10 8 to 13 2Vdc 20mA  24Vdc 21 6 to 26 4Vdc 20mA  28Vdc 25 2 to 30 8Vdc 20mA  110Vac 99 0 to 121Vdc GMA  230Vac 207 to 253Vdc 3mA    The selection chart for Red LED indicators will help in finding  the exact match to your requirements  Other colour options   functions and finishes are available at rswww com electronics     POV OOD SE AI IA PAMEMELMILOE    Mounting Bezel Bezel 12Vdc 24Vdc 12 Vac dc  Hole Style Finish   6mm Prominent Black 206 003 210 327   6mm Prominent Satin 205 173 210 248   6mm Recessed Black 204 776 206 312   6mm Recessed Satin 211 156 205 016   8mm Prominent Satin 211 241 207
43. owing    Ease of integration    Antennas have to work when they are integrated into real products   Nearby objects affect the way they work and even small design  changes can have a big impact  This can be overcome by adjusting  the antenna  changing the design to re tune it to the correct  frequency  With a trace antenna  this could mean re designing your  PCB to optimise performance  Each change to the antenna design  would mean making a completely new PCB and failing to adjust  the design in this way could leave you with a very poor antenna   limited transmission range and reduced battery life  gigaNOVA  antennas take a different approach  using a small matching circuit  to fine tune the performance of the antenna  By choosing the right  component values there is no need to redesign your PCB to get  the antenna working     Time to market    Designing an antenna takes time  However  Antenova   s designs  can shorten your time to market as they have already gone through  design iterations and have been optimised for performance using  electromagnetic simulation and production prototype revisions   This results in a great antenna design that has been tuned to   the materials and processes used in mass production  When   you choose a gigaNOVA antenna we have already done the hard  work for you and there is no need to iterate through multiple PCB  designs to get the antenna working properly  Antenova provides  PCB artwork so that you can lay out your PCB right away     with  co
44. page 7 or follow the link from rswww com electronics       Regards  Richard Eden  a 3  s i a  4   Our product of Applications  the month   amp  Solutions  ITW s ActiveTouch Embedded Control Production Packaging  Switches     rswww com electronics    ELECTRONICS MAY 2008 3           All the PCB mounting products you    RAT  PRODUCTION PACKAGING RS       want  in the packaging you need     to keep your production turning       Production Packaging is the biggest offer launch RS has implemented  with up  to 40 000 products now also made available in industry standard packaging    for same day despatch     4 ELECTRONICS MAY 2008    Over 150 000 products available at the touch of a button    RS RT  PRODUCTION PACKAGING    40 000 products across our Electronic     amp  Electromechanical range       e Just about everything in our range that needs production  packaging now has it     Now packed in tape  reels  tubes   trays or boxes     e The same packaging that the manufacturer recommends       In quantities that you need       e Frustrated by buying Manufacturers    Pack Quantities for small  volume jobs    e ls your money tied up in stock that might last for months    e Now you can order however many you need  in small RS  Standard Order Multiple quantities   e  f you order more than 150 pieces of taped SMT devices  we ll  put them on a reel with leader and trailer tapes AT NO EXTRA  CHARGE   e Once ordered  we pick and pack the products into the correct  packaging format for next
45. r anyone  wishing to discover how LED technologies  are making an increasingly significant  impact on the global lighting economy     The event offers fantastic networking  opportunities for all  as industry leaders   entrepreneurs and associating LED and  SSL companies join together     Last year saw the exhibition double in size   this is certain to happen again in 2008  so  changing to a larger venue  Coventry s Ricoh  Arena  has become necessary  Last year s  Conference and Exhibition attracted over  660 visitors from more than 25 nationalities   including Australia  Brazil  China and Hong  Kong  India  Israel  Japan  Singapore  South  Korea  Taiwan and USA  as well as many  from EU countries     The Conference line up promises to be  as exciting as ever with a plethora of    high profile industry experts speaking   on a selection of appealing and    need to  know    topics  The four Conference Co   chairs are Dr  Geoff Archenhold of Aston  Science Park  Dr Volker Harle of OSRAM  Opto Semiconductors GmbH  Nadarajah  Narendran  Director of the Lighting Research  Centre  and Professor Wang  of the  University of Bath     In addition  this year sees the launch of   a new and exciting sustainable lighting  conference and exhibition  euroLight  to  complement euroLED  Launched for the  lighting industry  euroLight will address   the issues of low carbon and sustainable  lighting  The new event is intended for  lighting designers  architects  light artists and  end users to dis
46. rials N27 and N87 Priced per pack Priced per pack  134 706 5 6uH 654 0699 39nH     5 20  134 699  6 8uH PAT  654 0683 47nH   5 20  134 677 8 2uH 654 0201 56nH   5 20    134 712 10uH 654 0295 68nH   5 20  PicoScope 2203 5 40MS s 445 129 A 134 661 22H SOO 654 0043 82nH   5 20  PicoScope 2204 10 100MS s 445 125 EPCOS 134 683 33H POTET 654 0289 100nH   5 20  PicoScope 2205 20 200MS  s 445 135 213 4470 U Core N27 5400nH 654 0065 12nH 654 0015 120nH   5 20  rswww com Pisces  ae eI  2o Ley  ae 647 9648 U Core N87 5700nH 653 9942 15nH 654 0093 180nH   5 20  Bits ae  eK Koss PES 213 4486   Core N27 7400nH 653 9936 18nH 654 0037 220nH   5 20    647 9660 I Core N87 7900nH 654 0605 27nH    3A 654 0009 270nH   5 20    For full technical  Sample Stock specifications see    Model Bandwidth  MHz  rate number BOOK 2 page 2 2017    22 ELECTRONICS MAY 2008 Over 150 000 products available at the touch of a button rswww com electronics 08457 201201 ELECTRONICS MAY 2008 23    REPAIR  amp  REWORK    BRASS SCREW KIT    Nickel plated brass slotted pan head  machine screws with nuts and plain  washers supplied in a handy moulded  plastic storage case     e Screws to DIN85  nuts to DIN934  and washers to DIN125 1A    e 197 screws in total  6 sizes M2 5 to M6  in 7 different lengths       1290 nuts and 1290 washers    24 ELECTRONICS MAY 2008    RAT PS 900 SOLDERING STATION    This versatile station uses variable power  technology to produce high quality lead free  solder joints whilst protecting sensiti
47. ring air moisture and temperature   Ideal for periodic checks of environmental  test chambers        Large 2 line display shows temperature  relative  humidity  wet bulb temperature and dewpoint  e Humidity probe can be removed for use in  hard to access areas    e Max Min  Auto off and Hold functions    e Measurement range   10  C to   60  C  0 to 100  RH    e 2 year guaranteed long term stability  e  WWide range of accessories    For the full range of accessories  see BOOK 4 page 4 5575    518 4743    VIEW 2 DATALOGGERS    Now equipped with a large LCD display  and perfect for longer term monitoring of  environmental test chambers     e User programmable logging interval  1sec to 10 days  e Two user programmable alarms  e Fast data off load via serial or USB cable  e User replaceable battery with up to 2 years life  e  P54 splashproof case    For the full specifications and range of  accessories see BOOK 4 page 4 5612      gt  Tinytag    283 937 Internal temperature  sensor logger    283 909 Ext  temperature  probe logger    283 921 Internal temperature   amp  RH sensors logger    30 ELECTRONICS MAY 2008 Over 150 000 products available at the touch of a button rswww com electronics 08457 201201 ELECTRONICS MAY 2008 31       
48. s  solve the problem of nuisance    opening     by accommodating inrush currents        9 73mm x 5 03mm package  e 125V nominal voltage    219 6068  219 6074  219 6096  219 6103  219 6119  219 6125  219 6153  219 6226  219 6232  219 6248  219 6254    0 25A  Qty 10   0 5A  Oty 10     1A  Qty 10   2A  Oty 10   3A  Oty 10   4A  Qty 10   7A  Qty 10   1A  Qty 10   2A  Oty 10   3A  Oty 10   4A  Oty 10        TORODIAL TRANSFORMERS    RS RS    RS have updated our extensive    High quality open style toroidal transformers with a 0 115 230Vac 50 60Hz primary winding   Twin secondary windings may be connected in series or parallel or used independently   Designed for easy mounting with centre hole fixing        Dual standard tapped primary 115 230Vac    Very low induced noise  hum        Low profile small sizetightweight  e Potted centre with M4 fixing hole     Low level of radiated magnetic field    e High quality manufacturing and testing in accordance  to EN61558  EN60950 EN60065  VDE0551 VDE0550 BS415    e Double insulated primary leads     100  electrical and flash tested    Warning  Under no circumstances should both ends of the fixing bolt  simultaneously contact the metal chassis or framework as this would    create a potentially dangerous    shorted turn        For the full range visit rswww com    iC  nuvotem  278 6813   1 6VA 2x22V o p  278 6891   3 2VA 2x18V o p  278 6885 5VA 2x7V o p  278 7002 7VA 2x18V o p       HIGH FREQUENCY PCB PULSE TRANSFORMER    An open transformer d
49. s also allow embedded software developers   to concentrate on the peculiarities of their application or market  segment instead of generic display and graphics issues   Supporting documentation including web seminars and online  demonstrations are available at www microchip com graphics     PIC24 16 BIT MICROCONTROLLER    Microchip s microcontroller families deliver the performance   peripherals  software and hardware development tools and  production support to the embedded system designer     e Modified Harvard Architecture and upto 16MIPS operation 32MHz  e 128K Flash  8k RAM   e 85 I O ports   e Operating voltage range 2 0V to 3 6V    e Flash Program Memory of 1000 erase write cycles and 20 year  data retention memory    e Failsafe clock monitor operation  e JTAG Boundary scan and programming support    e Flexible watchdog timer with on chip  low  power RC oscillator for reliability    To see the latest Microchip products  in our Embedded Controls campaign   go on line to rswww com electronics    Prices From    400 794    100TOFP    Over 150 000 products available at the touch of a button       RS          J j  mf    STM32  ARM    Cortex M3     32 BIT Microcontrollers    The ARM    Cortex     M3  processor is designed to  deliver high performance  in cost and power  sensitive applications     The design features reduced core size   excellent interrupt latency  integrated  system components  flexible configuration   easy high level programming and a strong  software ecosys
50. s where vandalism Is likely to occur     MSM LA Latching Switch    e Two electrically isolated contacts  can be used for single two pole applications     19mm and 22mm mounting diameter options   e Temperature range  25  C to  85  C   e Rating  30Vdc to 250Vac at 12A maximum switching   e Illuminated option available    MSM DP  Double pole  Switch    e Two separate switch contacts can be used as N O  N C  or as change over functions    e Can also be used in applications where an additional second contact is  required for a safety circuit    e Switching capacities  3A 250Vac  5A 125Vac    MSM Momentary Switch with IP67 Contact System   e Increases the safety and performance in critical applications  e   Fits tight to the panel with a height of only 1 7mm     19mm and 22mm mounting diameter options    e Ring illuminated options for dark conditions or disability access systems  e Rated to 6A 250Vac    MSM 19LA Latching Switch Ring illuminated red  MSM19 LA Latching Switch Ring illuminated green  MSM22 LA Latching Switch Ring illuminated green  MSM22 LA Latching Switch Ring illuminated blue    MSM19 DP Momentary Switch double pole Ring  illuminated red    MSM19 DP Momentary Switch double pole non  illuminated    MSM19 DP Momentary Switch double pole Ring  illuminated blue    MSM22 DP Momentary Switch double pole Ring  illuminated blue    MSM19 Momentary Switch non illuminated IP67  contact system    MSM19 Momentary Switch non illuminated IP67  contact system    MSM22 Momentary Sw
51. t flex cable connector   147 2989 3 pin flange connector   147 3033 3 socket flange connector   489 380 3 pin front of panel mounting connector   483 916 3 socket front of panel mounting connector   489 403 3 pin inline flex connector   483 938 3 socket Inline flex connector   494 4443 3 pin PCB connector   494 4459  3 socket PCB connector   526 0718 Cable support 5 to 7mm  amp  7 to 9mm cables  sold in 5s   489 419 Cap kit   pair for flex cable connector and panel connector  494 4566 Cap kit   pair for flex cable connector and PCB connector       rswww com electronics 08457 201201 ELECTRONICS MAY 2008 9       PROTECTION    RFI EMI SCREENING  ENCLOSURES  FRAMES  AND LIDS    These individual RFI EMI screening  enclosures for PCBs consist of a 20swg  steel frame and a 24swg fingered lid both  bright acid tin finished     e RoHS compliant   e Suitable for low and high frequency use  e Surface resistivity 20x10 6Q cm2   e Conductivity 5x104Q       Enclosure internal dimension range    20x20x10mm to 100x50x25mm    e PCB frame  amp  lid internal dimension range    25x25x10mm to 125x75x25mm    For the full range  visit rswww com    Pi       F  O    Tl Preancea Lro    627 6433 RFI   MI screening  enclosure  50x50x15mm    627 6483    RFI EMI PCB frame and lid   125x75x25mm    NANO    MINIATURE  FUSES WITH HOLDER    Very small  very fast acting fuses in a  thermoplastic body with a beryllium copper  cap  This Slo Blo fuse is one of the smallest  available and its unique time delay help
52. tem  These combine   to make the processor a compelling  solution for a wide range of systems  ranging from complex system on chips   to low end microcontrollers     Flexible configuration of integrated  hardware components  quick system  debug and easy software programming  reduce time to market for Cortex M3  processor based designs     The Cortex M   is the first ARM processor   based on the ARMv 7 M architecture    The Cortex M3 core  based on a 3 stage  pipeline Harvard architecture  incorporates  features like branch speculation  single   cycle multiply and hardware divide to  deliver an outstanding efficiency of 1 25  DMIPS MHz  The combination of the  Thumb   2 instruction set with features like  unaligned data  amp  storage and atomic bit  manipulation delivers 32 bit performance at  the costs expected of 8 to 16 bit devices     The integrated Nested Vectored Interrupt  Controller  NVIC  offers deterministic  low  latency interrupt handling through tail   chaining technology and can be configured  for up to 240 interrupts  For safe operation  in industrial control applications  the  optional Memory Protection Unit  MPU   enables secure operation through  privileged access modes and the  separation of processes in an application   The Flash Patch and Breakpoint  FPB  unit     rswww com electronics 08457 201201    Data Watchpoint and Trace  DWT  unit   Instrumentation Trace Macrocell  ITM   and the optional Embedded Trace  Macrocell  ETM  offer low cost debug  and trac
53. tion to detail  qualities which are  displayed in every component used in  their vehicle     These values are shared with EAO  the  Swiss manufacturer of control panels   and switches  so they were the obvious  choice to supply Morgan with high quality     illuminated pushbuttons for dash panels in    the Life Car and the new Aeromax     EAO s Series 61 was chosen because it  complements the beautiful finish of the dash  panel  which is the result of the craftsmen s  passion at Morgan  The flush mounting  switch fits neatly into the dashboard and  protrudes only 2mm above the surface   maintaining the clean lines  The anodised      re       i       eao    aluminium bezel looks stylish against the  polished panel  Each switch features an  LED illuminated symbol  which is cut out   of a metal disk that is placed under the lens     The Series 61 s removable contact blocks  can be pre wired with the cable harness  and snapped on later for easy assembly   suiting both the Morgan production  process and the finished look and feel of  the car interior  EAO has wide range of  products which includes water and oil   sealed illuminated pushbuttons  indicators   Emergency stops  rotary switches and  keylocks  and a range of sealed and  vandal resistant keyboards and keypads   Every EAO product has been developed  by world class industrial specialists and  tested to international standards for  reliability and durability  These products are  synonymous with creativity  innovation and  ex
54. ts lifetime and reducing maintenance requirements     e Extremely high air flow  Highest in the market      Reversibility  e Click and fit design    The following questions guide fan selection  at the design stage to give the required  level of cooling     Where is heat generated     Densely populated PCBs are a major source  of heat  Miniaturization causes increased  component densities  which can lead to  components being placed too close together  for convection cooling  Microprocessors   power supplies  high oowered LEDs   and other semiconductors can be major  sources of heat  so it   s important to follow  manufacturers    instructions for heatsinks     What are the restrictions on  convection cooling     Convection cooling happens when warm  air rises up through equipment  drawing   in cooler air at a lower level  For effective  convection cooling  holes or slots are  required to allow cooling air in and out  and  the air currents need clear  well planned    paths to pass through the equipment     How much space is available     Putting it simply  the larger the free space  inside the fan venturi  the more air passes  through it  Also  the greater the fan depth   the higher the pressure generated  So    if a large amount of cooling is needed  a  small fan won t be able to supply all the  air required  But remember that it s always  worth choosing the largest fan that space  will allow     Choosing between  AC or DC fans    DC fans are more flexible than AC devices  bec
55. unit  MCU  series for home  appliances  toys and small geometry applications        Very small and highly efficient RSO8 CPU core    8 bit modulo timer  e 63 bytes RAM  e 2K bytes Flash       Keyboard interrupt  e Analogue comparator    Stock No  Package Flash  Bytes    RAM  Bytes  Operating Temperature Quantity Price From  397 161    8SOIC 2K 63  40 to  85  C 5   397 171    8PDIP 2K 63  40 to  85  C   397 177    6DFN 2K 63  40 to  85  C   396 746    8SOIC 1K 63  40 to  85  C   396 742    8PDIP 1K 63  40 to  85  C   396 752    6DFN 1K 63  40 to  85  C       CHAMELEON ARM REFERENCE PLATFORM    The ChameleonARM platform was created to complement the NXP 32 bit  ARM7 single chip LPC23xx family with its rich set of on chip interfaces for  applications requiring various types of serial communications  It is also a  tool for system developers who want to familiarise themselves with   the LPC23xx family as a complete reference platform     Installed demo software shows both the processor power within  the ARM7 environment as well as the communication interfaces  such as Ethernet  10 100 MB s   USB and CAN  Featured with  powerover Ethernet  the board is independent from an external  power supply and could be used in applications where cables  cause complications  Provided with installed demo software     INI founded by Philips    384 957       MINIPROGI  DEVELOPMENT KIT    The MiniProg1 uses a 5 pin ISSP   In System Serial Programming  header  for prototype programming of PSoC    de
56. ve  components from damage        Fixed temperature  variable power with no  thermal overload    e Ergonomic  comfortable handle  e Auto sleep workstand increases tip life    e Contents  90W 110 240Vac power supply  iron   workstand and tip removal pad     gt     456 018      139 00    RATA LEAD FREE SOLDER PACKS    Supplied in handy sized dispensers to make life a little bit easier     e Choice of copper or silver solder wire  0 8mm   e Dispensers of approximately 4 metre tubes or 100g reels  e Silver solder has a lower melt point and gives a low resistance joint    NEN AN AEX EX  ANTEX   tA RI AI AYA A  272 634 Copper 13g tube  272 640 Copper 100g reel    273 255 Silver 13g tube  273 249 Silver 100g reel    ESD PLIERS    Cost effective tools manufactured to exacting DIN standards     e Durable box joint design  e Made from high grade steel  e Made in Germany to DIN ISO9655 standards    F    161 085 Snipe nose 145mm  161 079 Snipe nose 120mm  161 063 Flat nose 120mm    THREADED SPACERS    Metric threaded insulated and non insulated spaces  with the same thread size at both ends     e Nylon and nickel plated brass options    To view our full range visit rswww com     amp     Ean    653 9403 Nylon pillar male female M3 x 13mm  Qty 50    325 738 Nylon spacer female M3 x 8mm  Qty 50    653 9548 Nylon mini pillar male female M3 x 7mm  Qty 50    606 670 Brass male female threaded hex spacer M3 x 5mm  Qty 50     Over 150 000 products available at the touch of a button    80 SERIES 
57. vices on the MiniEval PCB or directly  on a target board  The MiniEval PCB is a  programming and evaluation board that  allows DIP device socket programming  which includes LEDs and a potentiometer  for simple evaluation and demonstration     Kit contents    e MiniProg Programming Unit   e MiniEval Socket Programming and Evaluation  board  plus a 28 Pin CY8C29466 24PXI PDIP  PSoC   Device Sample       PSoC   Designer Software CD     Getting Started Guide and USB 2 0 cable    390 671            259 99    Production  packaging   and low prices    See page 4 or  go online to rswww com                                 R EMBEDDED CONTROL    PROPELLER STARTER  KIT 32300    EMBEDDED ETHERNET  CONTROLLERS    WiZnet s range of Embedded Ethernet The kit includes everything you need to get  controller chips  which includes the started with the Propeller    microcontroller   following  and includes     MPLAB REAL ICE  IN CIRCUIT EMULATOR    The next generation high speed emulator  for Microchip Flash DSC   and MCU  devices  It debugs and programs PIC     and dsPIC   Flash microcontrollers with   the easy to use but powerful graphical  user interface of the MPLAB Integrated  Development Environment  IDE   included   The MPLAB REAL ICE probe is connected  to the design engineer s PC using a high   speed USB 2 0 interface and is connected  to the target with either a connector  compatible with the popular MPLAB ICD 2  system  RJ11  or with the new high speed   noise tolerant  low voltage dif
58. x70x15   426 360 30x30x25   426 342 119 x 119 x 25       rswww com electronics 08457 201201        A       THERMAL MANAGEMENT    Life expectancy    Fan life is specified by an    L    figure  the  expected life which will be achieved by 90   of the products  Fan manufacturers normally  provide life figures such as 30 000 hours   3 42 years  at 65   C  the maximum rated  temperature  If the fan operates at a lower  temperature or is not running continually  the  period will be extended     Is noise a problem     Fan noise is a fact of life  It depends on  bearing noise  air noise  fan blades slicing  through the air   the venturi  designed   to Increase the air pressure as It passes  through the fan  and operating speed  the  slower the fan runs  the quieter it will be  for its size   Furthermore  fans mounted  directly to a metal panel can cause it to  vibrate and resonate  Use antl vibration  mounts to prevent this     Conclusion   All too often  fans are only specified during  the prototype build  The equipment heats  up  SO a cooling fan is added  This is the  worse case scenario   the electronics work   the box size is fixed  so the fan is selected  to fit the available space     GAP PAD    2000S40    Since temperature rise in electronic  equipment Is inevitable  the components     thermal properties and the airflow through  the box should always form part of the  design process     Remember   e Plan ahead  e Design with cooling in mind Ensure    all boxes have ventilatio
    
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