Delta Electronics Series S48SP User's Manual
Contents
1. Output Voltage Set Point Vin 48V lo lo max Tc 25 C 3 25 3 35 Vdc Output Voltage Regulation Over Load lo lo min to lo max 3 10 mV Over Line Vin 36V to 75V 3 10 mV Over Temperature Tc 40 C to 100 C 33 mV Total Output Voltage Range Over load line and temperature 3 2 3 4 V Output Voltage Ripple and Noise 5Hz to 20MHz bandwidth Peak to Peak Full Load 1uF ceramic 10uF tantalum 30 60 mV RMS Full Load 1uF ceramic 10uF tantalum 10 20 mV Operating Output Current Range 0 10 a Output DC Current Limit Inception Output Voltage 10 Low 110 140 DYNAMIC CHARACTERISTICS Output Voltage Current Transient 48V 10uF Tan 1uF Ceramic load cap 0 1A us Positive Step Change in Output Current 50 lo max to 75 lo max 100 mV Negative Step Change in Output Current 75 lo max to 50 lo max 100 mV Settling Time within 1 Vout nominal 50 us Turn On Transient Start Up Time From On Off Control 15 ms Start Up Time From Input 15 ms Maximum Output Capacitance Full load 5 overshoot of Vout at startup 5000 LF EFFICIENCY 100 Load 90 0 60 Load 89 0 ISOLATION CHARACTERISTICS Input to Output 2250 Vdc Isolation Resistance 10 MQ Isolation Capacitance 1000 pF FEATURE CHARACTERISTICS Switching Frequency 400 kHz ON OFF Control Negative Remote On Off logic Logic Low Module On Von off 0 7 0 8 V Logic High Module O2. A A A 25 0 0 20 MIN AREA PICK AND PLACE LOCATION 9330 0 13 00 13 0 0 51 lt 177 8 7 00 NOTES S ho ane CONFORMS TO EIA 481 SATNDARD MODULES ARE SHIPPED IN QUANTITIES OF 100 PER REEL ALL DIMENSIONS ARE IN MILLIMETERS AND INCHES TOLERANCES X Xmm 0 5mm X XX in 0 02 in X XXmm 0 25mm X XXX in 0 010 in DIMENSIONS ARE IN MILLIMETERS AND INCHES TOLERANCES X Xmm 0 5mm X XX in 0 O02 in X XXmm 0 25mm X XXX in 0 010 in RECOMMENDED PAD LAYOUT SMD SAS A E 5 00 st a BEES 20 32 0 8000 a H O Ke N a I i i l 3 noe Reg 4 l d Sl ES GR JE TRIM a Optional Je E 2 gen EEN OI d S E Ol N LO N O i Vout T Ei E Sp 2 60 0 102 PAD 6X RECOM END FD P W B PAD LAYOUT NOTES DIMENSIONS ARE IN MILLIMET TOLERANCES X Xmm 0 5m S AND INCH ES m X XX in 0 02 in X XXmmMtO0 25mM X XXX in 0 010 in DS_S48SP3R310_05222008 pi LEADED Sn Pb PROCESS RECOMMEND TEMP PROFILE Peak temp 2nd Ramp up temp 210 230 C 5sec 1 0 3 0 C sec 250 Pre heat temp A AA 140 180 C 60 120 sec JON a 200 Ramp up temp Cooling down rate lt 3 C sec 3 150 4g_0 5 3 0 C sec SP Over
3. Delphi Series S48SP 35W 1x1 Brick DC DC Power Modules 48V in 3 3V 10A out The Delphi Series S48SP 1x1 Brick 48V input single output isolated DC DC converters are the latest offering from a world leader in power systems technology and manufacturing Delta Electronics Inc This product family is available in a surface mount or through hole package and provides up to 35 watts of power or 10A of output current 3 3V and below in a new 1x1 form factor 1 30 x0 96 x0 33 The pinout is compatible with the industry standard 1x2 products With creative design technology and optimization of component placement these converters possess outstanding electrical and thermal performance as well as extremely high reliability under highly stressful operating conditions Typical efficiency of the 3 3V 10A module is better than 90 All modules are fully protected from abnormal input output voltage current and temperature conditions DATASHEET DS S48SP3R310 05222008 FEATURES High efficiency 90 3 3V 10A Industry standard 1x2 pinout Size 33 0 x 24 4 x 8 55mm 1 30 x0 96 x0 34 SMD and Through hole versions Fixed frequency operation Input UVLO OVP OTP and output OCP OVP default is auto restart Monotonic startup into normal and pre biased loads 2250V isolation and basic insulation No minimum load required ISO 9001 TL 9000 ISO 14001 QS9000 OHSAS18001 certified manufacturing facility UL cUL 60950 US
4. 5110 l Rtrim_up e 2050 Ex When Trim down 10 3 63 3 3 Vo adj 3 3Vx 1 1096 2 97V Rtrim_up 3 666x 10 ohm 2 97 2 5 5110 Rtrim_down 33 297 2050 When using trim function the output voltage of the module is usually increased which increases the power Rie EE 10 BI output of the module with the same output current Care should be taken to ensure that the maximum output power of the module remains at or below the maximum rated power DS_S48SP3R310_05222008 Pn THERMAL CONSIDERATIONS Thermal management is an important part of the system Thermal Derating design To ensure proper reliable operation sufficient cooling of the power module is needed over the entire Heat can be removed by increasing airflow over the temperature range of the module Convection cooling is module To enhance system reliability the power module usually the dominant mode of heat transfer should always be operated below the maximum operating temperature If the temperature exceeds the maximum Hence the choice of equipment to characterize the module temperature reliability of the unit may be affected thermal performance of the power module is a wind tunnel THERMAL CURVES lec mm Thermal Testing Setup 048 1 Delta s DC DC power modules are characterized in inn a a en d heated vertical wind tunnels that simulate the thermal SCH cl env
5. N ee N x m NO a O Ee O e o as a CO CN gt CN 0 ON l N N D SC N II OP y 1 T P E JK LO VIEW O Ca ZON m s YO NO ZEN E ls 2 a Ji O Ge sl lt L A ao N Bee O pon A li gt aa era A H A A 1 Se DO W 00 OME BOARD si AN NI VIVILA Rf dent LA tr X NAN a e IAN m L L gt L LIL Le XN A ES o L zy LIN MO AAA ADIA S L 120 E AA A NA pl o a N W AOU E gt DJ A D COPP J l NO DON J A FAI LS WY CIN Pr i 6X a KRAN J VALIT A YON LAA ALO IIN FN AEB l NI lu H TARO O8 SHO It D VV PE NIN Ned Get Ne j a d y CIN VA O d A SS ES e D M F NI S N S A RE N 4 MI ERS 2 N D S gt ye E A a IRG Wo EN a Z AN E 3 A ON C S SS AN 8 ae E SENA N ee a Pw VL a vu or ATTI N nm E KE n A A f e AA a NS 1 OLERAN E a re A HU th SP ARA e eu Lee CE ga ENJ AZ e N DAD ae XA XXmmtO0 2ommkX XXX Im 130 010 in A A JAN ANANA NS y Se RS OO SR T Pin No Name Function Vin Positive input voltage Vin Negative input voltage ON OFF Optional Remote ON OFF Optional Vout Negative output voltage TRIM Optional Output voltage trim Optional Vout Positive output voltage OO Om P Gobhi DS_S48SP3R310_05222008 13 En PART
6. amp Canada recognized and TUV EN60950 certified CE mark meets 73 23 EEC and 93 68 EEC directive OPTIONS 4 4 4 SMD module available Remote On Off OTP and Output OVP OCP mode Auto restart default or latch up Short pin lengths Encapsulated case optional APPLICATIONS 4 Optical Transport Data Networking Communications including Wireless and traditional Telecom Servers MARELTA Delta Electronics Inc TECHNICAL SPECIFICATIONS T 25 C airflow rate 300 LFM V 48Vdc nominal Vout unless otherwise noted OUTPUT CHARACTERISTICS PARAMETER NOTES and CONDITIONS S48SP3R310 Standard Min Typ Max Units ABSOLUTE MAXIMUM RATINGS Input Voltage Continuous 80 Vdc Transient 100ms 100ms 100 Vdc Operating Temperature Refer to Figure 20 for the measuring point 40 110 C Storage Temperature 55 125 C Input Output Isolation Voltage 2250 Vdc INPUT CHARACTERISTICS Operating Input Voltage 36 A5 Vdc Input Under Voltage Lockout Turn On Voltage Threshold 32 5 34 39 5 Vdc Turn Off Voltage Threshold 30 5 32 33 5 Vdc Lockout Hysteresis Voltage 1 0 2 3 0 Vdc Maximum Input Current 100 Load 36Vin 1 10 A No Load Input Current 40 mA Off Converter Input Current 10 mA Inrush Current 1 0 01 Ais Input Reflected Ripple Current P P thru 12uH inductor 5Hz to 20MHz 10 mA Input Voltage Ripple Rejection 120 Hz 60 dB
7. and Cleaning Considerations Post solder cleaning is usually the final board assembly process before the board or system undergoes electrical testing Inadequate cleaning and or drying may lower the reliability of a power module and severely affect the finished circuit board assembly test Adequate cleaning and or drying is especially important for un encapsulated and or open frame type power modules For assistance on appropriate soldering and cleaning procedures please contact Delta s technical support team FEATURES DESCRIPTIONS Over Current Protection The modules include an internal output over current protection circuit which will endure current limiting for an unlimited duration during output overload If the output current exceeds the OCP set point the modules will automatically shut down and enter hiccup mode or latch mode which is optional For hiccup mode the module will try to restart after shutdown If the overload condition still exists the module will shut down again This restart trial will continue until the overload condition is corrected For latch mode the module will latch off once it shutdown The latch is reset by either cycling the input power or by toggling the on off signal for one second Over Voltage Protection The modules include an internal output over voltage protection circuit which monitors the voltage on the output terminals If this voltage exceeds the over voltage set point the m
8. the on off terminal and the Vi terminal The switch can be an open collector or open drain For negative logic if the remote on off feature is not used please short the on off pin to Vi For positive logic if the remote on off feature is not used please leave the on off pin floating Vo Load Figure 16 Remote on off implementation FEATURES DESCRIPTIONS CON Output Voltage Adjustment To increase or decrease the output voltage set point the modules may be connected with an external resistor between the TRIM pin and either the Vo or Vo The TRIM pin should be left open if this feature is not used ON OFF evi evi ON OFF Vo Figure 18 Circuit configuration for trim up increase output Vi R Ko voltage WE If the external resistor is connected between the TRIM and Vo the output voltage set point increases Fig 18 The external resistor value required to obtain an output voltage change from 3 3V to the desired Vo_adj Figure 17 Circuit configuration for trim down decrease output voltage is defined as If the external resistor is connected between the TRIM 2 5 5110 and Vo pins the output voltage set point decreases Rtrim_up Dan aa 2050 Fig 17 The external resistor value required to obtain Ge Mi an output voltage change from 3 3V to the desired Ex When Trim up 10 Vo_adj is defined as Rin doen EE e Vo_adj 3 3Vx 1 10 3 63V 3 3 Vo adj 2 5
9. 008 zz 10 SURFACE MOUNT TAPE amp REEL PICK AND PLACE LOCATION 35 35 0 1 30 19 50 0 768 di t i i mu O LO TOP COVER TAPE O D 32 00 1 260 e A 00 0 157 EMBOSSED CARRIER 9 25 0 364 i Ri E Q A EE EE A A O O i I i S o E PIN 1 i a N E Eent ELE ES JTE oe ps of Fun fam a emt f o y EWI E y LIIE y BORA E Greg Z gJ if Som T to fa e ol EI a 8 0 8 CG E i FEED om mi 2 O O E E a SMUT A TI Geier DIRECTION S Y A a ii E fas JELEI O L JEH l EE K O d eo ol sol So JO L gg oe N DO 0000 A FEB ki DITA rr rr y 00 fi 1 l JHE O SR EMBOSSED CARRIER PIN 1 TOP COVER TAPE
10. 200 C E 40 50sec LA 0 60 120 180 240 300 Time sec Note The temperature refers to the pin of S48SP measured on the pin Vout joint LEAD FREE SAC PROCESS RECOMMEND TEMP PROFILE Temp 1 Peak Temp 240 245 C 217 C onn Ramp down o max AC sec 200 C 1 150 C Preheat time 4 100140 sec Time Limited 90 sec above 217 C Ramp up max 3 C sec 25 C Time gt Note The temperature refers to the pin of S48SP measured on the pin Vout joint DS_S48SP3R310_05222008 ae 12 MECHANICAL DRAWING Surface mount module Through Hole module AN EE SAN N Zf ZON IN L la gt a a a Al gt d a AN ON Ao Z 52 ch D ILU ZO Ge peal cl Ba p gt A 3 3 gt T ON OFF Vout 4 z ON OFF Vout 4 i O Optional CO Optional OD Di O gt P A ME S A FA E O Vin PRIM 2 O vin RIM A D So 1 Optional Sou if 1 4 Optional n y gt Se y 0 SS N Vin l vim a Y S rout 6 TT NY Vout A 6 NY Vout 4 6 for eos a ER SC AR Se l A ZAN 0 L CO D PRE zen 27 0 CO Le IU Cl ECH 23011 20 Il Cal E E gt E E SS d a e Sl os LO 0 S O ei oN 9 GE No ie gt a A eg ER a pi Lo A Ki N Se RE L Se es O aa e S ES We w CO CO ON X CC O ON Se EN Ps
11. DS_S48SP3R310_05222008 e 6 DESIGN CONSIDERATIONS Input Source Impedance The impedance of the input source connecting to the DC DC power modules will interact with the modules and affect the stability A low ac impedance input source is recommended If the source inductance is more than a few UH we advise adding a 10 to 100 UF electrolytic capacitor ESR lt 0 7 Q at 100 kHz mounted close to the input of the module to improve the stability Layout and EMC Considerations Delta s DC DC power modules are designed to operate in a wide variety of systems and applications For design assistance with EMC compliance and related PWB layout issues please contact Delta s technical support team An external input filter module is available for easier EMC compliance design Application notes to assist designers in addressing these issues are pending release Safety Considerations The power module must be installed in compliance with the spacing and separation requirements of the end users safety agency standard i e ULGO950 CAN CSA C22 2 No 60950 00 and EN60950 2000 and IEC60950 1999 if the system in which the power module is to be used must meet safety agency requirements Basic insulation based on 75 Vdc input is provided between the input and output of the module for the purpose of applying insulation requirements when the input to this DC to DC converter is identified as TNV 2 or SELV An additional evaluation is needed i
12. NUMBERING SYSTEM os 2 os PO wo N R n Product Input Number of Product Output Output ON OFF Logic Pin Option Code Type Voltage Outputs Series Voltage Current Length Type S Small 48 S Single 1x1 10A 3R3 3 3V 10 10A N Negative R 0 170 F RoHS 6 6 A No trim pin Power 36V 75V Default Default Lead Free B With trim pin P Positive N 0 145 Default E No remote K 0 110 on off control M SMD function MODEL LIST MODEL NAME INPUT OUTPUT EFF 100 LOAD S48SP05007NRFB 36V 75V 90 0 S48SP12003NRFB 36V 75V 90 0 S48SP15002NRFB 36V 75V 90 0 Note 1 Default OTP and output OVP OCP mode is auto restart 2 For different option please refer to part numbering system above or contact Delta local sales CONTACT www delta com tw dcdc USA Europe Asia amp the rest of world Telephone Telephone 41 31 998 53 11 Telephone 886 3 4526107 x6220 East Coast 888 335 8201 Fax 41 31 998 53 53 Fax 886 3 4513485 West Coast 888 335 8208 Email DCDC Qdelta es tw Email DCDC delta com tw Fax 978 656 3964 Email DCDC delta corp com WARRANTY Delta offers a two 2 year limited warranty Complete warranty information is listed on our web site or is available upon request from Delta Information furnished by Delta is believed to be accurate and reliable However no responsibility is assumed by Delta for its use nor for any infringements of patents or other rights
13. f the source is other than TNV 2 or SELV When the input source is SELV circuit the power module meets SELV safety extra low voltage requirements If the input source is a hazardous voltage which is greater than 60 Vdc and less than or equal to 75 Vdc for the module s output to meet SELV requirements all of the following must be met DS_S48SP3R310_05222008 The input source must be insulated from the ac mains by reinforced or double insulation The input terminals of the module are not operator accessible ev If the metal baseplate is grounded one Vi pin and one Vo pin shall also be grounded A SELV reliability test is conducted on the system where the module is used in combination with the module to ensure that under a single fault hazardous voltage does not appear at the modules output When installed into a Class ll equipment without grounding spacing consideration should be given to the end use installation as the spacing between the module and mounting surface have not been evaluated The power module has extra low voltage ELV outputs when all inputs are ELV This power module is not internally fused To achieve optimum safety and system protection an input line fuse is highly recommended The safety agencies require a fuse with 3A maximum rating to be installed in the ungrounded lead A lower rated fuse can be used based on the maximum inrush transient energy and maximum input current Soldering
14. ff Von off 2 18 V ON OFF Control Positive Remote On Off logic Logic Low Module Off Von off 0 7 0 8 V Logic High Module On Von off 2 18 V ON OFF Current for both remote on off logic lon off at Von off 0 0V 0 25 mA Leakage Current for both remote on off logic Logic High Von off 15V 30 uA Output Voltage Trim Range Across Trim Pin 8 Vo or Mo Pout lt max rated 10 10 Output Over Voltage Protection Over full temp range of nominal Vout 3 8 4 62 V GENERAL SPECIFICATIONS MTBF lo 80 of lo max Ta 25 C air flow 300LFM 1 98 M hours Weight 10 5 grams Over Temperature Shutdown Refer to Figure 20 for the measuring point 117 C DS_S48SP3R310_05222008 5 is E bel D z SO E LO 5 SR E qu m DH o Et E E SS E O e gt o E GE aE 3 2 Sa S Q os m 3 E O Y EJE L Wwe LC D 5 3 a x O e O Y O S S NI N 2 Y S LC S TT Vi S T Q S 53 a 0 z 3 a A la oc E T G E dEl SE GE a LO a 3 EDI 3 O get E 2 oe A o O 2 W gt 8 a e CH SC et oS 8 o O E 2 6 3 a gt S Co ma ki SR F cc L E s 5 A O ee ant LLI SE a an jan E S pi Tr Z Got ENS Wan 2 Lp4HI L l 09 a a M ELECTRICAL CHARACTERISTICS CURVES For Negative Remote On Off Logic 4 Main 10k 3 lt lt Main lok gt gt Figure 4 Turn on transient at full rated load current 5 ms div Figure 5 Turn on transient a
15. ironments encountered in most electronics i equipment This type of equipment commonly uses vertically mounted circuit cards in cabinet racks in which the power modules are mounted The following figure shows the wind tunnel characterization setup The power module is mounted on a test PWB and is vertically positioned within the wind tunnel The space between the neighboring PWB and the top of the power module is constantly kept at 6 35mm 0 25 Ki BEB N de NA JL Figure 20 Hot spot temperature measured point x The allowed maximum hot spot temperature is defined at 110 C X X 1 a b 7 Fe A B E A PWB FACING PWB S48SP3R310 Standard Output Load vs Ambient Temperature and Air Velocity MODULE dia Vin 48V Either Orientation 10 9 Natural a Convection a LAJ di EARL AIR VELOCITY 7 POEEM S AND AMBIENT n TEMPERATURE 200LFM MEASURED BELOW 5 res THE MODULE 50 8 2 0 o a 8 600LFM 2 1 12 7 0 5 l Ambient Temperature ce Note Wind Tunnel Test Setup Figure Dimensions are in millimeters and Inches Figure 21 Output load vs ambient temperature and air Figure 19 Wind tunnel test setup velocity Vin 48V Either Orientation DS_S48SP3R310_05222
16. nge in load current 50 75 of lo max di dt 0 1A us Load cap 10uF tantalum capacitor and 1uF ceramic capacitor Top Trace Vout 100mV div 50us div Bottom Trace lout 2A div Scope measurement should be made using a BNC cable length shorter than 20 inches Position the load between 51 mm to 76 mm 2 inches to 3 inches from the module Main Sk 2 gt Figure 11 Input Terminal Ripple Current ic at full rated output current and nominal input voltage with 12uH source impedance and 33uF electrolytic capacitor 50 mA div 1us div ELECTRICAL CHARACTERISTICS CURVES 24 Mainak gt gt RESISTIV LOAD Figure 12 Input reflected ripple current is through a 12uH Figure 13 Output voltage noise and ripple measurement test source inductor at nominal input voltage and rated load current setup 20 mA div 1us div 9 9 CC Mains Sk gt gt IK Kl DJ O cm oO cn OUTPUT VOLTAGE W 1 2 3 4 5 Bb 7 0 4 1 11 12 l LOAD CURRENT A Figure 14 Output voltage ripple at nominal input voltage and Figure 15 Output voltage vs load current showing typical rated load current lo 10A 20 mV div 1us div current limit curves and converter shutdown points Load capacitance 1uF ceramic capacitor and 10uF tantalum capacitor Bandwidth 20 MHz Scope measurements should be made using a BNC cable length shorter than 20 inches Position the load between 51 mm to 76 mm 2 inches to 3 inches from the module
17. odule will shut down and enter in hiccup mode or latch mode which is optional For hiccup mode the module will try to restart after shutdown lf the overload condition still exists the module will shut down again This restart trial will continue until the overload condition is corrected For latch mode the module will latch off once it shutdown The latch is reset by either cycling the input power or by toggling the on off signal for one second Over Temperature Protection The over temperature protection consists of circuitry that provides protection from thermal damage If the temperature exceeds the over temperature threshold the module will shut down and enter hiccup mode or latch mode which is optional For hiccup mode the module will try to restart after shutdown If the overload condition still exists the module will shut down again This restart trial will continue until the overload condition is corrected For latch mode the module will latch off once it shutdown The latch is reset by either cycling the input power or by toggling the on off signal for one second DS_S48SP3R310_05222008 Remote On Off The remote on off feature on the module can be either negative or positive logic Negative logic turns the module on during a logic low and off during a logic high Positive logic turns the modules on during a logic high and off during a logic low Remote on off can be controlled by an external switch between
18. of third parties which may result from its use No license is granted by implication or otherwise under any patent or patent rights of Delta Delta reserves the right to revise these specifications at any time without notice DS S48SP3R310 05222008 e 4
19. t zero load current 5 ms div Vin 48V Top Trace Vout 1 0V div Bottom Trace ON OFF Vin 48V Top Trace Vout 1 0V div Bottom Trace ON OFF input 2V div input 2V div For Positive Remote On Off Logic pit Main l k an a Si cc Maine itk an Figure 6 Turn on transient at full rated load current 5 ms div Figure 7 Turn on transient at zero load current 5 ms div Vin 48V Top Trace Vout 1 0V div Bottom Trace ON OFF Vin 48V Top Trace Vout 1 0V div Bottom Trace ON OFF input 2V div input 2V div DS S48SP3R310 05222008 L 4 0 Figure 8 Output voltage response to step change in load current 75 50 of lo max di dt 0 1A us Load cap 10uF tantalum capacitor and 1uF ceramic capacitor Top Trace Vout 100mV div 50us div Bottom Trace lout 2A div Scope measurement should be made using a BNC cable length shorter than 20 inches Position the load between 51 mm to 76 mm 2 inches to 3 inches from the module 33uF ESR 0 5 o 820 100KH2 cse Our ESR O1 o B20 100KH2 Figure 10 Test set up diagram showing measurement points for Input Terminal Ripple Current and Input Reflected Ripple Current Note Measured input reflected ripple current with a simulated source Inductance Ltest of 12 uH Capacitor Cs offset possible battery impedance Measure current as shown below DS_S48SP3R310_05222008 244 Mainz i k an 0 Figure 9 Output voltage response to step cha
Download Pdf Manuals
Related Search