ATX104PLUSHR High efficiency PC/104 power supply module
Contents
1. L2 L7 LTOTAL lt 83 Watts LstpBy lt 5 Watts Note Even though the total output power figure of 88 Watts is not exceeded one must remember not to overload an individual output Care must be taken not to thermally overload the unit The maximum specified output power may not be available if the ambient temperature rises and in this case additional heat sinking or additional airflow may be necessary Even though the unit can stay cooled with natural convection enclosing the unit in a container may require heat sinking depending on the load and temperature in the container ATX104PLUSHR 22 RTD Embedded Technologies Inc ATX104PLUSHR User s Manual Chapter 4 ATX104PLUSHR SPECIFICATIONS Host interface PC 104 busses with 5V 5VSTDBY 3 3V 12V 12V and 5V Power supply specifications Input voltage range 8 32V DC 36V absolute maximum Output voltage ripple at full load measured peak to peak 45V 17 6 mV 5V STDBY 15 0 mV 3 3V 20 2 mV 12V 20 6 mV 12V 12 6 mV Output Power 88W total 5V 10A for 50W 5V STDBY 1A for 5W 3 3V 10A for 33W 12V 2 0A for 24W 12V 500mA for 6W 5V 100mA for 0 5W 88W available Input Surge Current 27 Amps for 15 uSec Efficiencies 5V efficiency 91 5V STDBY efficiency 82 3 3V efficiency 89 12V efficiency 90 12V efficiency 88 5V efficiency 30 Overall 85 Maximum Board Power dissipation worst conditions 15 53 Watts Output voltage regu2. AND YOU MAY ALSO HAVE OTHER RIGHTS WHICH VARY FROM STATE TO STATE ATX104PLUSHR 27 RTD Embedded Technologies Inc ATX104PLUSHR User s Manual RTD Embedded Technologies Inc 103 Innovation Blvd State College PA 16803 0906 USA Our website www rtd com ATX104PLUSHR 28 RTD Embedded Technologies Inc IDAN ATX104plusHRTX 88WS DIMENSIONS AND PINOUT TIGO RTD Embedded Technologies Inc Real Time Devices Accessing the Analog World IDM 650020038 IDAN System Modules Dimensions and Pinout IDAN ATX104plusHRTX 88WS Power Supply Module S E FRONT e Power Switch n 000 powerModule z Sd 669 REF C D E o e ME 2 000 I M T ia bos UTPUT BACK BE E QA A Fe 2 pin Quick Disconnect female 9 pin D female Module Part Lemo X EEG 1B 302 CLL Module Part Adam Tech DEO9SD Mating Part Lemo FGG 1B 302 CLAD52Z Mating Part 4 Adam Tech DEO9PD Power Switch Drawing not to scale Copyright O 2005 by RTD Embedded Technologies Inc All rights reserved 9 For additional information Vet Phone 1 814 234 8087 WB Fax 1 814 234 5218 RTD Embedded Technologies Inc www rtd com B E mail sales rtd com Accessing the Analog World IDAN ATX104plusHRTX 88WS 2 IDAN System Modules Dimensions and Pinout Pin 9 NOTE Do not make connections to reserved pins Pow
3. and 3 3V converter for the computer eerie eee eese esee esee eese teens tensa states sense ease tastes sees taeseaeeo 17 Current Limit 2 seien e eden tees itecto mae d icedeatedoetustedtetis 17 Remote On Off control ce ie rae eia esee fefe eee ee E EE eT ae ED LSE eee 17 Secondary 12V and 12V and 5V converters eee e eee eee ee eee ee eee eee ee esten seta setae etta seta seta seen setas esas seen sena 18 Onboard stat s EED S eater reete tete dene eta og edt ette etie ig taeda heehee 18 Overload protectiOn EE E 18 Output power calculations aeree eerte otn eov eo epe neto eaaet oan eee eu eroe eda ERU pna ene eia nee Uo e eH epo a SEU poe ae ve SUR ee pee aaeda 22 CHAPTER 4 ATX104PLUSHR SPECIFICATIONS eeeeeee eee 23 Host interface E M 23 Power supply specifications eee eee scene eene eee eene en etta setae ttn staat tn setas taste stas e ease enses seas es sense ease ense tasses essen aea 23 Input voltage range eee ditto RO RE ie He zie 23 Output Bower 83W totab 255 hated inel eec hin actes AI e ded De ores TILES LER 23 Input Surge Cutrent deese env eq ed eret de s ad cael aves dee evens adel niet 23 EfPICIONCIES ECC 23 Maximum Board Power dissipation worst conditions eseseseseseeeeeseeeeee nennen enne n
4. the ATX104PLUSHR ATX104PLUSHR 16 RTD Embedded Technologies Inc ATX104PLUSHR User s Manual Main 5V and 3 3V converter for the computer The main 5V and the PCI bus 3 3V output use a synchronous switch mode DC DC converter design The output current of both of these independent converters this limited to 10A These converters have excellent dynamic and transient response capabilities making it an ideal high speed computer power supply Use of low loss MOSFET transistors allows operation without an additional heat sink Internal layers of the PCB are used to distribute heat evenly Input circuitry of the ATX104PLUSHR is protected with a 36V fast transient absorber diode and a low loss forward schottky diode These devices are necessary to protect the input in automotive and industrial installations against fast over voltage spikes and reverse voltage transients These situations exist in vehicle systems with alternators chargers or in systems with electrically controlled hydraulic or pneumatic inductive valves and solenoids The 5V converter located closer to the power connectors feeds the PC 104 AT bus and the PCI bus 5V pins with power This power can also be supplied from the board from an external terminal block TB2 See previous section for the location of terminal block TB2 The 3 3V converter located near the PCI bus connector only feeds the 3 3V power pins of the PCI bus A terminal block at the side of the board next
5. to the 5V output can be used to power other external 3 3V devices Input range is guaranteed from 8 up to 36V under full load and in worst conditions over the full rated tempearture range with air flow Note that start up current may exceed stead state current consumtion Current Limit To protect against fault or short circuit conditions 5V and 3 3V voltages are equipped with current fold back current limiting circuitry to provide continuous overload protection The 12V and the 12V circuits are cascaded off of the 5V and are protected by the 5V fold back protection After reaching the current limit point the voltage output will range between the rated output and zero depending on the amount of overload Once the short circuit condition is removed the output will return to the nominal value without restarting the unit Remote On Off control Header connector X1 near the input terminal block is the remote ON OFF selection switch Shorting pins 1 2 will disable the ATX104PLUSHR and turn the converter OFF In this condition the ATX104PLUSHR will consume minimum power This signal could be connected to the ignition key of an automobile or machine ATX104PLUSHR 17 RTD Embedded Technologies Inc ATX104PLUSHR User s Manual Secondary 12V and 12V and 5V converters 5V to 12V converters generates 12V for peripheral devices such as EL or TFT panels hard drives motors etc The 12V output is capable of supplying up to 2
6. 0A of current 12V power is available from terminal block TB3 The 12V power is available from terminal block TB1 See previous section for location of TB3 The 12V and 12V supplies also power the PC 104 and the PCI bus A 100mA output 5V supply output is regulated from the 12V supply This 5V output is only connected to the ISA bus 5V power pin and is not externally available Onboard status LED s The ATX104PLUSHR is equipped with 3 indicator LED s The function of the LED s is described below LED1 Green Indicates 5V power converter is operational LED2 Green Indicates 3 3V power converter is operational LED3 Green Indicates 12V converter is operational LED4 Green Indicates 12V converter is operational LED5 Green Indicates 5V converter is operational Overload protection Both 5V and the 3 3V converter is current limited to 10A The current limit is slightly higher that the maximum continuous output current to ensure reliable operation near the maximum rated output power The 12V converter is rated to 2A and the 12V converter is rated for 500mA The 12V converter output is limited to 2 0A The 12V converter output is limited to 500mA The outputs of the 12V and 12V converters will allow short term error conditions and are not designed to accept long term over voltage or reverse polarity Use of Ultra low ESR tantalum capacitors and stable temperature characteristics ensure low noise and g
7. ATX104PLUSHR High efficiency PC 104 power supply module User s Manual ta RTD Embedded Technologies Inc Real Time Devices Accessing the Analog World BDM 610020060 ISO9001 and AS9100 Certified ATX104PLUSHR User s Manual ATX104PLUSHR Power supply module User s Manual RTD Embedded Technologies Inc 103 Innovation Blvd State College PA 16803 0906 Phone 1 814 234 8087 FAX 1 814 234 5218 E mail sales rtd com techsupport rtd com web site http www rtd com ATX104PLUSHR 2 RTD Embedded Technologies Inc ATX104PLUSHR User s Manual Revision History RevA Initial Release Rev B Appended IDAN manual Published by RTD Embedded Technologies Inc 103 Innovation Blvd State College PA 16803 0906 Copyright 1999 2002 2003 2004 by RTD Embedded Technologies Inc All rights reserved Printed in U S A The RTD Logo is a registered trademark of RTD Embedded Technologies cpuModule and utilityModule are trademarks of RTD Embedded Technologies PC XT PC AT and IBM are trademarks of International Business Machines Inc MS DOS Windows Windows 95 Windows 98 and Windows NT are trademarks of Microsoft Corp PC 104 is a registered trademark of PC 104 Consortium All other trademarks appearing in this document are the property of their respective owners ATX104PLUSHR 3 RTD Embedded Technologies Inc ATX104PLUSHR User s Manual Table of Contents CHAPTER 1 INTRODUCTION sasccisre
8. USHR into your system Board installation Keep your board in its antistatic bag until you are ready to install it to your system When removing it from the bag hold the board at the edges and do not touch the components or connectors Please handle the board in an antistatic environment and use a grounded workbench for testing and handling of your hardware Before installing the board in your computer check the power cabling Failure to do so may cause the power supply unit to malfunction or even cause permanent damage General installation guidelines e Touch the grounded metal housing of your computer to discharge any antistatic buildup and then remove the board from its antistatic bag e Hold the board by the edges and install it in an enclosure or place it on the table on an antistatic surface e Install your board in your system and wire the power supply correctly e Failure to do so may cause the power supply unit to malfunction or even cause permanent damage to the device e Check all wiring connections once and then once more again e Check the input power to the board is in the range of 10 to 36V DC e Apply power to your ATX104PLUSHR and make sure the diagnostic LED s indicate correct operation ATX104PLUSHR 11 RTD Embedded Technologies Inc ATX104PLUSHR User s Manual Installation integrated with a PC 104 module stack e Secure the four PC 104 installation holes with standoffs Connect the board to the pow
9. d you would like used to return the product to you We will not ship by next day service without your pre approval Carefully package the product using proper anti static packaging Write the RMA number in large 1 letters on the outside of the package Return the package to RTD Embedded Technologies Inc 103 Innovation Blvd State College PA 16803 0906 USA ATX104PLUSHR 25 RTD Embedded Technologies Inc ATX104PLUSHR User s Manual ATX104PLUSHR 26 RTD Embedded Technologies Inc ATX104PLUSHR User s Manual Chapter 6 LIMITED WARRANTY RTD Embedded Technologies Inc warrants the hardware and software products it manufactures and produces to be free from defects in materials and workmanship for one year following the date of shipment from RTD Embedded Technologies INC This warranty is limited to the original purchaser of product and is not transferable During the one year warranty period RTD Embedded Technologies will repair or replace at its option any defective products or parts at no additional charge provided that the product is returned shipping prepaid to RTD Embedded Technologies All replaced parts and products become the property of RTD Embedded Technologies Before returning any product for repair customers are required to contact the factory for an RMA number THIS LIMITED WARRANTY DOES NOT EXTEND TO ANY PRODUCTS WHICH HAVE BEEN DAMAGED AS A RESULT OF ACCIDENT MISUSE ABUSE such as use of incorrect
10. er Input 2 Pin Quick Disconnect Connector Female IDAN Pin 8 36 VDC Power Output 9 Pin D Connector Female IDANPinf Signa 1 35Vols 2 Ground 6 evs 8 333Vols 9 Ground Copyright O 2005 by RTD Embedded Technologies Inc All rights reserved TIDO For additional information Phone 1 814 234 8087 WB Fax 1 814 234 5218 RTD Embedded Technologies Inc www rtd com B E mail sales rtd com Accessing the Analog World IDAN ATX104plusHRTX 88WS 3
11. er supply using the power interface connectors CMD17686GX200HK 128 ATX104PLUS RTD PC NO4 dataModule 50 PIN EXPANSION CONNECTOR Figure 1 ATX104PLUSHR powering an RTD PC 104 cpuModule stack Note ATX104PLUSHR For full output power performance install your ATX104PLUSHR at the top of your PC 104 system and make sure adequate cooling is provided You may increase airflow with the EFAN104 fan module available from RTD Embedded Technologies Inc 12 RTD Embedded Technologies Inc ATX104PLUSHR User s Manual External power connections The illustration 2 2 below indicates the input and output power connections of the ATX104PLUSHR ATX SIGNALS CN4 Power Indicator LEDs Figure 2 ATX104PLUSHR power supply power connections Connector descriptions e TBf Raw input power to the ATX104PLUSHR voltage range is 8 32 V 36V absolute max DC Overvoltage protected with transient absorber with cutoff at 39V DC Note The module input power may be up to 100 W this will require AWG 16 wire 1 14mm Make sure this input wire is kept as short as possible to reduce voltage drops 0 005Q foot and inductive spikes 513 nH foot Also wrap the input leads at least once every 2 inches to reduce inductance e TB2 5V Output of the main DC DC power supply e TBS 3 3V Output of the main DC DC power supply e TB4 12V Output e TB3 12V Output e X1 Remote ON OFF close this jumper in the pin 1 to 2 po
12. est enne ennnnenn 23 Output voltage regulatiOn s s ce tttm cie eee ed MER TE e eet te ve det il eie 23 COnBCtOIS dne i CINE HSCID ERU IEEE PIDE 24 Electromechanical 1 eie ERE ee CRI e Eee Re TR HE ree Era ve sepe ee Eta EE FER 24 CHAPTER 5 RETURN POLICY AND WARRANTY e eene enne nnnn nnn nna 25 Return POLICY dE 25 CHAPTER 6 LIMITED WARRANTY ccseeceeesseeeesssseseeeeeesseeeeesssseeeeeeeessaeooaees 27 Appendix IDAN Manual ATX104PLUSHR 4 RTD Embedded Technologies Inc ATX104PLUSHR User s Manual ATX104PLUSHR 5 RTD Embedded Technologies Inc ATX104PLUSHR User s Manual Figure 1 ATX104PLUSHR powering an RTD PC 104 cpuModule stack sees enne nnne 12 Figure 2 ATX104PLUSHR power supply power connections sees nne nnne nennen etre nenne tnret eret nnetene treten tree rnen rennen 13 Figure 3 Block diagram of the ATX104PLUSHR 5V linear regulator omitted sss 16 ATX104PLUSHR 6 RTD Embedded Technologies Inc ATX104PLUSHR User s Manual ATX104PLUSHR 7 RTD Embedded Technologies Inc ATX104PLUSHR User s Manual Chapter 1 INTRODUCTION This user s manual describes the operation of the ATX104PLUSHR power supply unit for automotive and industrial applications Features Some of the key features of the ATX104PLUSHR include e Wide input voltage range 8 32 V DC 36V absolute max No heat sink required with natu
13. input voltages improper or insufficient ventilation failure to follow the operating instructions that are provided by RTD Embedded Technologies acts of God or other contingencies beyond the control of RTD Embedded Technologies OR AS A RESULT OF SERVICE OR MODIFICATION BY ANYONE OTHER THAN RTD Embedded Technologies EXCEPT AS EXPRESSLY SET FORTH ABOVE NO OTHER WARRANTIES ARE EXPRESSED OR IMPLIED INCLUDING BUT NOT LIMITED TO ANY IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE AND RTD Embedded Technologies EXPRESSLY DISCLAIMS ALL WARRANTIES NOT STATED HEREIN ALL IMPLIED WARRANTIES INCLUDING IMPLIED WARRANTIES FOR MECHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE LIMITED TO THE DURATION OF THIS WARRANTY IN THE EVENT THE PRODUCT IS NOT FREE FROM DEFECTS AS WARRANTED ABOVE THE PURCHASER S SOLE REMEDY SHALL BE REPAIR OR REPLACEMENT AS PROVIDED ABOVE UNDER NO CIRCUMSTANCES WILL RTD Embedded Technologies BE LIABLE TO THE PURCHASER OR ANY USER FOR ANY DAMAGES INCLUDING ANY INCIDENTAL OR CONSEQUENTIAL DAMAGES EXPENSES LOST PROFITS LOST SAVINGS OR OTHER DAMAGES ARISING OUT OF THE USE OR INABILITY TO USE THE PRODUCT SOME STATES DO NOT ALLOW THE EXCLUSION OR LIMITATION OF INCIDENTAL OR CONSEQUENTIAL DAMAGES FOR CONSUMER PRODUCTS AND SOME STATES DO NOT ALLOW LIMITATIONS ON HOW LONG AN IMPLIED WARRANTY LASTS SO THE ABOVE LIMITATIONS OR EXCLUSIONS MAY NOT APPLY TO YOU THIS WARRANTY GIVES YOU SPECIFIC LEGAL RIGHTS
14. isideveewstsescaseads cansebdascasbianvaaatboni asics tieadbontnesisdeaneniin 8 Feat N a E PAA ENEAN dee ingen eoe ena aee en e ewe nea een ea uev aevo ev o eaa noe eve ela e eYe vue sea EAA e eua eau av ruo ana erp a eR a eve Ua T eO egn 8 Power Supply Unit RIT ToVlu CO RRR 8 hi rzoieNtelizasiitU m 9 Connector description ere ote eto torte aet eunepet e erre aere eee elo reuera ee eva eee Ua ea ee eo arr O ee ed dee evo eoo e pk gon devo oo Ege ae eU redu eve pis 9 What Comes with your DOard iine eere ores esie etn o peo e ues a eo eseat Guo o rece aves eene oe RR ee Ue eeu pa eu SSeS eu Sta eE ESITE oo Tena esee aiioa 9 Using this UPC ME 9 When you need help sccncacccciiscccevscctastssnasesovssescncsnescocenssnesecoassensecesaesenssedeaseonsccsudeconcaseusscedassenscecnsssensosenascguesesnasesvessenses 9 CHAPTER 2 BOARD INSTALLATION cccccccecesssssssssseeeeeeeeseseeeeesseeeeeeeeesseeooaees 11 BOard BHCCIPU SE DE t 11 General installation guidelimnes e eedem 11 Installation integrated with a PC 104 module stack eseeseeeeseeseeeeeeenenrenene nennen eene 12 External power CONNECTIONS RR 13 Connector dvi 13 CHAPTER3 HARDWARE DESCRIPTION eeeeeee c eene nnn n nnn 15 Main 5V
15. lation ATX104PLUSHR 23 RTD Embedded Technologies Inc ATX104PLUSHR User s Manual 5 max Connectors Power connectors Phoenix Contact Combicon Series Host bus PC 104 bus PC 104 stack through PCI solder tail Optionally no bus connectors Electromechanical Operating temperature range 40 to 85C may require airflow and or heat sinking in containers May operate at full load up to 45 C with no additional airflow Tested with full load at 85 C with 200 LFM with no heat sink Maximum Internal power dissipated by LEDs and internal circuitry no load 0 70 Watts 8V Vin 1 76 Watts 36V Vin Maximum power dissipated when supply is disabled 14 mWatts 8V Vin 135 mWatts 36V Vin ATX104PLUSHR 24 RTD Embedded Technologies Inc ATX104PLUSHR User s Manual Chapter 5 RETURN POLICY AND WARRANTY Return Policy If you wish to return a product to the factory for service please follow this procedure Read the Limited Warranty to familiarize yourself with our warranty policy Contact the factory for a Return Merchandise Authorization RMA number Please have the following available Complete board name Board serial number A detailed description of the board s behavior List the name of a contact person familiar with technical details of the problem or situation along with their phone and fax numbers address and e mail address if available List your shipping address Indicate the shipping metho
16. ood transient performance over the complete rated operating temperature range of 40 to 85C PCB layout is optimized to provide lowest radiated and conducted noise ATX104PLUSHR 18 RTD Embedded Technologies Inc ATX104PLUSHR User s Manual 20 6m V 12V ripple at full load 12 6mV P P ATX104PLUSHR 19 RTD Embedded Technologies Inc ATX104PLUSHR User s Manual A 20 2mv 7 00mV ich B DRITTE M4 00us A Chl f 12 0mv i 17 00 3 3V ripple at full load 20 2mV P P A 39 2mV 16 4mV Ich 10 0mvv4Ch2 2 00AQ2 M4 00us A Chl f 3 80mv gt 17 00 5V ripple at full load 17 6mV P P ATX104PLUSHR 20 RTD Embedded Technologies Inc ATX104PLUSHR User s Manual A 15 0mV 8 60mV ich AA AA M10 0us A Chl f 800uV H 17 00 5V STDBY ripple at full load 15 0mV P P ATX104PLUSHR 21 RTD Embedded Technologies Inc ATXIOAPLUSHR User s Manual Output power calculations The maximum available power for the 5V computer system can be estimated using the following method 5V efficiency 9196 5V STDBY efficiency 8296 3 3V efficiency 8996 12V efficiency 9096 12V efficiency 8896 5V efficiency 30 All loads are in Watts L1 5V primary load load on just 5V supply L2 3 3V load L3 12V load L4 12V primary load load on just 12V supply L5 5V load L6 12V total load L4 L5 0 3 L7 5V total load L1 L3 0 9 L6 0 88 LTOTAL
17. ral convection cooling up to 45 C 83W total output power guaranteed with adequate cooling Up to 91 efficiency Dual phase construction to all but eliminate input ripple current and improve step response Synchronized supplies reduce switching stresses Remote ON OFF operation ATX104PLUSHR outputs 3 3V 5V 12V 12V 5V 5V STDBY Five status LED s Fully PC 104 compliant Operating temperature range 40 to 85 C The following paragraphs briefly describe the major features of the ATX104PLUSHR A more detailed discussion is included in Chapter 3 Hardware description The board installation is described in Chapter 2 Board Installation Power Supply Unit Description The ATX104PLUSHR power supply unit offers a complete reliable power subsystem for your sophisticated computer and peripherals To improve reliability in harsh environments the ATX104PLUSHR is designed using protection devices against over voltages noise spikes and reverse input voltage The output current of the 5V and the 3 3V converter is limited to 10A These features allow reliable system operation in distributed industrial installations A 5V STDBY supply capable of 1A is present so ATX compliant systems can be built on this board ATX support signals PS ON and PWR ON allow software controlled shutdown and power monitoring available for your CPU The 5V and the 3 3V computer power supplies are designed using high efficiency switching regulators providing high ou
18. s e ATX104PLUSHR board with mating connectors for power connections e User s manual If any item is missing or damaged please call RTD Embedded Technologies Inc customer service department at the following number 814 234 8087 Using this manual This manual is intended to help you install your new ATX104PLUSHR module and get it working quickly while also providing enough detail about the board and it s functions so that you can enjoy maximum use of it s features even in the most demanding applications When you need help This manual will provide you with enough information to fully utilize all the features on this board If you have any problems installing or using this board contact our Technical Support Department 814 234 8087 Alternatively send a FAX to 814 234 5218 or Email to techsupport rtd com When sending a FAX or Email request please include the following information Your company s name and address your name your telephone number and a brief description of your questions ATX104PLUSHR 9 RTD Embedded Technologies Inc ATX104PLUSHR User s Manual ATX104PLUSHR 10 RTD Embedded Technologies Inc ATX104PLUSHR User s Manual Chapter 2 BOARD INSTALLATION The ATX104PLUSHR power supply module is very easy to connect to your industrial or automotive control system Direct interface to PC 104 systems as well as EBX size boards is achieved This chapter tells you step by step how to install your ATX104PL
19. sition to disable the ATX104PLUSHR standby remains active e CN4 e Pint GND e Pin2 PS_ON active low power supply enable signal e Pin3 PWRGD active high signal indicating 3 3V and 5V are above 95 e Pin4 5VSTDBY 1 0A 5V supply for power saving modes The output voltages are also indicated on the silk screen on the solder side of the module under the terminal blocks Check these before making any external power connections The input of the ATX104PLUSHR is protected against reverse voltages but will not withstand long term overvoltage The transient absorbers will clip all fast disturbance and noise on the input but may overheat if continuous overvoltage is present ATX104PLUSHR 13 RTD Embedded Technologies Inc ATX104PLUSHR User s Manual ATX104PLUSHR 14 RTD Embedded Technologies Inc ATX104PLUSHR User s Manual Chapter 3 HARDWARE DESCRIPTION This chapter describes the major features of the ATX104PLUSHR which are the following The main 45V and 3 3V converter for the PC 104 and PC 104 busses The secondary power output converters 12V 12V 5V STDBY and 5V Onboard status LED s Overload protection Output power calculations ATX104PLUSHR 15 RTD Embedded Technologies Inc ATX104PLUSHR User s Manual PCI BUS v sav 12 45V DC DC 3 3V DC DC uv ea i Converter 10A Converter 10A 9 d amp 5V Output TB2 PC 104 l bit BUS s xv Figure 3 Block diagram of
20. tput current 10A with efficiency as high as 91 96 under all conditions The secondary peripheral power supplies are designed using 12V and 12V converters that are supplied by the 5V DC DC converter Low component count and extensive use of SMD technology ensures low weight and reliable operation Special care has been taken to reduce radiated and conducted emissions Optimized ATX104PLUSHR 8 RTD Embedded Technologies Inc ATX104PLUSHR User s Manual multi phase circuit layout ensures good EMI immunity over the operating temperature range under all loads The ATX104PLUSHR can be switched off from a remote source If this switch jumper is closed the power supply will become inactive while still powered Mechanical description The ATX104PLUSHR is designed on a PC 104 form factor An easy mechanical interface to both PC 104 and EBX systems can be achieved Stack your ATX104PLUSHR directly on a PC 104 compliant computer using the onboard mounting holes Care must be taken to ensure adequate heat dissipation from the board in high output power installations Connector description The power connections are made using cable plug type terminal blocks This enables removing connections from the board without opening the cables from the terminal blocks The IDAN ATX104PLUSHR boards always feature screw terminal blocks for inter frame wiring What comes with your board Your ATX104PLUSHR package contains the following item
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