Delta Electronics IPM24S0B0 User's Manual
Contents
1. Dynamic Load Response 220uF Poscap 1uF Ceramic load cap 0 5A us Output Voltage Set Point Vin 24V lo lo max Ta 25 C 3 251 3 350 Vdc Output Voltage Adjustable Range 3 3 6 5 V Output Voltage Regulation Over Line Vin Vin min to Vin max 0 3 Vo set Over Load lo lo min to lo max 0 3 Vo set Over Temperature Ta Ta min to Ta max 0 01 0 025 2o Vo set C Total Output Voltage Range Over sample load line and temperature 3 0 3 0 Vo set Output Voltage Ripple and Noise 5Hz to 20MHz bandwidth Peak to Peak Full Load 1uF ceramic 220u4F Poscap 50 100 mVp p RMS Full Load 1uF ceramic 220u4F Poscap 25 50 mV Output Current Range Vo gt 3 3Vdc 0 3 A Output Voltage Over shoot at Start up Vin 11V to 36V lo 0A to 3A Ta 25 C 0 1 Vo set Output DC Current Limit Inception 200 lo DYNAMIC CHARACTERISTICS Positive Step Change in Output Current 50 lo max to 100 lo max 75 200 mVpk Negative Step Change in Output Current 100 lo max to 50 lo max 75 200 mVpk Setting Time to 10 of Peak Devitation 200 300 us Turn On Transient lo lo max Start Up Time From On Off Control 17 50 ms Start Up Time From Input 17 50 ms Output Voltage Rise Time Time for Vo to rise from 10 to 90 of Vo set 5 9 17 ms Maximum Output Startup Capacitive Load Full load ESR z25mO 220 Full load ESR_ 18mO 1220 EFFICIENCY Vo 3 3V Vin 12V lo lo max Ta 25 C 85 0 86 5 Vo 4 0V2. 6 5V out measurement with a 1uF ceramic 6 5V out measurement with a 1uF ceramic DS_IPM2450B0_03202007 a Y TEST CONFIGURATIONS TO OSCILLOSCOPE BATTERY Note Input reflected ripple current is measured with a simulated source inductance Current is measured at the input of the module Figure 23 Input reflected ripple current test setup COPPER STRIP luF SCOPE Resistive PosCap ceramic Load Note Use a 220yF PosCap and 1uF capacitor Scope measurement should be made using a BNC connector Figure 24 Peak peak output noise and startup transient measurement test setup CONTACT AND DISTRIBUTION LOSSES CONTACT RESISTANCE Figure 25 Output voltage and efficiency measurement test setup Note All measurements are taken at the module terminals When the module is not soldered via socket place Kelvin connections at module terminals to avoid measurement errors due to contact resistance Vox lo bs IPM24s6B0 002920 BiU Xe DESIGN CONSIDERATIONS Input Source Impedance To maintain low noise and ripple at the input voltage it is critical to use low ESR capacitors at the input to the module Figure 26 shows the input ripple voltage mVp p for various output models using 2x100uF low ESR electrolytic capacitors Rubycon P N 50YXG100 100uF 50V or equivalent and 1x3 3 0 uF very low ESR ceramic capacitors TDK P N C4532JB1H335M 3 3uF 50V or equivalent The input
3. Output ripple amp noise at 12Vin 6 5V 3A out DS_IPM2450B0_03202007 JA 24 2mY j 9 2mV C1 Pk Pk 24 0mv C1 RMS 6 90mY 20 36 30 Figure 8 Output ripple amp noise at 24 Vin 4 0V 3A out lA 29 4mV i 13 2mY C1 Pk Pk 29 2mV O OO C1 RMS Ba ne vesci iorezec A heroes SEN Ch TO 0mVAR W2 00gs Chi J FOM 13 Dec 2004 21 03 02 Figure 10 Output ripple amp noise at 24Vin 5 0V 3A out Tek BIG 25 003 5 Acqs pp RE PE lA 37 8mV 18 2mV C1 PK Pk 37 6mVv C1 RMS 12 54mV 21 09 35 Figure 12 Output ripple amp noise at 24Vin 6 5V 3A out lA 480mY JA 17 4ms 10 24 V C3 Rise 15 72ms HA 4 00 V amp M5 00ms Ch2 7 9 76 V 16 Dec 2004 Ch3 2 00 V 18 16 39 Figure 13 Power on waveform at 12vin 3 3V 3A out with application of Vin Tek BETA 25 0kS s 0 Acqs dd MH ALDY A 0s OT SCOPE rem uL 10 24 V C3 Fall 2405 Ch3 1 50 V 17 05 38 Figure 15 Power off waveform at 12vin 3 3V 3A out with application of Vin Gi Z 00V amp M5 00ms Ch2 7 3 84 V 16 Dec 2004 19 58 09 Ch3 2 50V E Figure 17 Remote turn on delay time at 24vin 6 5V 3A out DS IPM24S0BO0 03202007 Tek BETA 10 0k5 s 0 Acqs l JA 320mY JA 18 2ms E eee ree eS amp 10 24 V C3 Rise 15 77ms 10 1V 16 Dec 2004 Ch3 2 50V E 18 26 04 Figure 14 Power on waveform at 12vin 6 5 V 3A out w
4. at 12Vin 3 3V 3A out DS IPM24S0BO0 03202007 90 0 86 0 82 0 78 0 74 0 70 0 66 0 62 0 58 0 54 0 Efficiency 00 05 10 15 20 25 3 0 lout A Figure 2 Converter efficiency vs output current 4 0V output voltage 95 0 91 0 87 0 83 0 79 0 75 0 71 0 67 0 63 0 Efficiency 00 05 10 15 20 25 3 0 lout A Figure 4 Converter efficiency vs output current 6 5V output voltage Tek BIB 25 0MS s 523 Acqs i a a JA 21 4mY 10 7 2mV C1 Pk Pk 21 2mY C1 RMS 35 68mY Ch 10 0mV amp M2 00us Ch 7 4 0mY 13 Dec 2004 20 50 34 Figure 6 Output ripple amp noise at 24Vin 3 3V 3A out JA 17 0mVv je 7 2mV C1 Pk Pk 16 8mY j H i i j C1 RMS cl Aala AE EE a ae E es won eke TE 5 02 mY TOUMA M2 00gs Chi 4 0mV 13 Dec 2004 20 55 46 Figure 7 Output ripple amp noise at 12Vin 4 0V 3A out Tek idi s 6 Acqs m Tu cto t A 19 0mV J 8 4mY C1 Pk Pk 18 8mV l i il l C1 RMS a gs e a a cee a A ETE e a ae 6 00mY 4 0mVY 13 Dec 2004 21 01 58 WU 10 0mv amp w 42 00us Chi F Figure 9 Output ripple amp noise at 12Vin 5 0V 3A out Tek HETH dad 5 Acqs dot cheques qu ar a a a a oeoo aaao a aaa a lA 23 8mV 0 11 6mV C1 Pk Pk 23 6mV i E j CIRMS MATTE MPAA ATTE A o AE 6 98mv WU 10 0mV amp M2 00us Chis 6 0mV 13 Dec 2004 21 08 04 Figure 11
5. 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_IPM2450B0_03202007 ie
6. capacitance should be able to handle an AC ripple current of at least Irms lout Vout 1 B Vout in Vin Arms 0 35 0 29 0 23 Vin Ripple V 0 17 0 12 0 058 L3 E 5 6 Vouti V J Figure 26 Input ripple voltage for various output models lo 3A Cin 2x100uF electrolytic capacitors 1x3 3uF ceramic capacitors at the input The power module should be connected to a low ac impedance input source Highly inductive source impedances can affect the stability of the module An input capacitance must be placed close to the modules input pins to filter ripple current and ensure module stability in the presence of inductive traces that supply the input voltage to the module Da MA DESIGN CONSIDERATIONS Remote On Off The IPM series power modules have an On Off control pin for output voltage remote On Off operation The On Off pin is an open collector drain logic input signal that is referenced to ground When On Off control pin is not used leave the pin unconnected The remote on off pin is internally connected to 5Vdc through an internal pull up resistor Figure 27 shows the circuit configuration for applying the remote on off pin The module will execute a soft start ON when the transistor Q1 is in the off state The typical rise for this remote on off pin at the output voltage of 2 5V and 5 0V are shown in Figure 17 and 18 On Off Figure 27 Remote on off implementation DS IPM24S0BO0 03
7. connection Ping Function 1 Remote on off 2 Vin 3 Ground 4 Vo o Trim DS IPM24S0BO0 03202007 Note All dimension are in millimeters inches standard dimension tolerance ist 0 10 0 004 ba M PART NUMBERING SYSTEM Product Number of Output Integrated POL 11V 36V S Single OBO programmable R SIP 03 3A F RoHS 6 6 A Standard Module output S SMD Lead Free Function 3 3V 6 5V MODEL LIST Model Name Input Voltage Output Voltage Output Current Efficiency Full load 12Vin IPM24S0B0S RO3FA 14V 36V 3 3V 6 5V Model Name Input Voltage Output Voltage Output Current Efficiency Full load 20Vin IPM24SOCOS RO3FA 20V 36V 8 0V 15 0V CONTACT www delta com tw dcdc USA Europe Asia 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 delta es com Email DCDC delta com twT Fax 978 656 3964 Email DCDC Odelta 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 of third parties which may result from its use No license is granted
8. 202007 FEATURES DESCRIPTIONS Over Current Protection To provide protection in an output over load fault condition the unit is equipped with internal over current protection When the over current protection is triggered the unit enters hiccup mode The units operate normally once the fault condition is removed Output Voltage Programming The output voltage shall be externally adjustable by use of a Trim pin The module output shall be adjusted by either a voltage source referenced to ground or an external resistor be connected between trim pin and Vo or ground To trim down using an external resistor connect a resistor between the Trim and Vo pin of the module To trim up using an external resistor connect a resistor between the Trim and ground pin of the module The value of resistor is defined below The module outputs shall not be adversely affected regulation and operation when the Trim pin is left open Trim up o Vout 0 7 1 43 RH Vadj Vout ie Trim Down Rtrim Vadj 0 7 5 36 KQ Vout Vadj Rtrim is the external resistor in KO Vout is the desired output voltage IPM can also be programmed by applying a voltage between the TRIM and GND pins Figure 30 The following equation can be used to determine the value of Vtrim needed for a desired output voltage Vo Vo Figure 28 Trim up Circuit configuration for programming output voltage using an external resistor Figure 29 Trim down Circu
9. Delphi Series IPM24S0B0 Non Isolated Integrated Point of Load Power Modules 11V 36V input 3 3 6 5V and 3A Output The Delphi Series IPM24S0B0 non isolated fully integrated Point of Load POL power modules are the latest offerings from a world leader in power systems technology and manufacturing Delta Electronics Inc This product family provides up to 3A of output current or 20W of output power in an industry standard compact IC like molded package It is highly integrated and does not require external components to provide the point of load function A copper pad on the back of the module in close contact with the internal heat dissipation components provides excellent thermal performance The assembly process of the modules is fully automated with no manual assembly involved These converters possess outstanding electrical and thermal performance as well as extremely high reliability under highly stressful operating conditions IPM24S0BO operates from an 11V 36V source and provides a programmable output voltage from 3 3V to 6 5V The IPM product family is available in both a SMD or SIP package IPM24S family is also available for output 1 2V 2 5V Please refer to IPM240A0 datasheet for details DATASHEET IPM24S0B0S R03_03202007 4 FEATURES High efficiency 91 12Vin 6 5V 3A 88 24Vin 6 5V 3A Small size and low profile 17 8x15 0x7 8mm 0 70 x0 59 x0 31 Output voltage adjustment 3 3V 6 5V Monotonic
10. IUe parr use Time 60 150 sec Above 2179C Ramp up max 3 09C sec 250C Time gt Note All temperature refers to topside of the package measured on the package body surface DS_IPM24S0B0_03202007 12 6 27 0 641 2 54 0 100 3 81 0 150 1 27 0 050 5 00 0 591 Mechanical Drawing SMD PACKAGE 10 16 0 400 17 78 0 700 q n AAA A Hm L m t PIN 1 1 27 0 050 v RO 20 0 008 TYP TYP 19 69 0 25 0 775 0 010 7 82 0 308 0 50 0 020 TYP 0 25 0 010 10 16 0 400 1 70 0 067 5 60 0 221 3 05 0 120 RO 30 0 012 TYP 16 27 0 641 6 73 0 265 0 5 1 40 0 055 2 39 0 094 TYP SIP PACKAGE 7 82 0 308 o gt _ PIN 1 3 50 0 138 0 50 0 020 1 27 0 050 2 00 0 079 2 20 0 087 18 45 0 726 91 5X2 65L 0 060X0 105 TYP 3 02 0 119 2 54 0 100 TYP RECOMMEND PWB PAD LAYOUT Note The copper pad is recommended to connect to the ground Ping Function RECOMMEND PWB HOLE LAYOUT E Remote on off Vin Ground Vo Trim NIDLA B 0 00 No connection VO Gs Eo AC No
11. On Off Trim Rmargin up Q2 Figure 32 Circuit configuration for output voltage margining THERMAL CONSIDERATIONS Thermal management is an important part of the system design To ensure proper reliable operation sufficient cooling of the power module is needed over the entire temperature range of the module Convection cooling is usually the dominant mode of heat transfer Hence the choice of equipment to characterize the thermal performance of the power module is a wind tunnel Thermal Testing Setup Delta s DC DC power modules are characterized in heated vertical wind tunnels that simulate the thermal environments encountered in most electronics 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 height of this fan duct is constantly kept at 25 4mm 1 Thermal Derating Heat can be removed by increasing airflow over the module To enhance system reliability the power module should always be operated below the maximum operating temperature If the temperature exceeds the maximum module temperature reliability of the unit may be affected FACING PWB PWB MODULE AIR VELOCITY AND AMBIENT TEMPERATURE MEASURED BELOW THE MODULE 50 8 2 07 Figure 31
12. Vin 12V lo lo max Ta 25 C 86 5 88 0 Vo 5 0V Vin 12V lo lo max Ta 25 C 88 5 89 5 Vo 6 5V Vin 12V lo lo max Ta 25 C 90 0 91 0 Vo 3 3V Vin 24V lo lo max Ta 25 C 81 0 82 5 Vo 4 0V Vin 24V lo lo max Ta 25 C 83 0 84 5 Vo 5 0V Vin 24V lo lo max Ta 25 C 85 0 86 0 A Vo 6 5V Vin 24V lo lo max Ta 25 C 87 0 88 0 FEATURE CHARACTERISTICS Switching Frequency 300 kHz ON OFF Control Logic High Module ON Logic High Module On 2 4 Vin max V Logic Low Module Off 0 2 0 8 V ON OFF Current lon off at Von off 0 0 25 a vs Leakage Current Calculated MTBF Logic High Von off 5V lo 80 lo max Ta 25 C 13 74 GENERAL SPECIFICATIONS M hours Weight 6 grams DS_IPM2450B0_03202007 Y ELECTRICAL CHARACTERISTICS CURVES 89 0 84 0 79 0 74 0 69 0 64 0 59 0 54 0 Efficiency 00 05 10 15 20 25 3 0 lout A Figure 1 Converter efficiency vs output current 3 30V output voltage 92 0 gt 88 0 Q 84 0 Q E s Vin 11V 720 Vin 12V E 680 Vin 24V 64 0 Min 36V 60 0 00 05 10 15 20 25 3 0 lout A Figure 3 Converter efficiency vs output current 5 0V output voltage Tek eno 73 nes A 16 6mV 6 4mYV C1 Pk Pk 16 4mV C1 RMS 4 40mVv chi IAE i TEANG chil 4 omv 13 Dec 2004 20 49 37 Figure 5 Output ripple amp noise
13. Wind tunnel test setup figure dimensions are in millimeters and inches DS IPM24S0BO0 03202007 THERMAL CURVES 11 2mm o 0 44 0 44 y i 0 517 13 0mm 15 0mm O ol Figure 32 Temperature measurement location The allowed maximum hot spot temperature is defined at 125 C IPM24S Standard Output Current vs Ambient Temperature and Air Velocity Output Current A Vin 24V Vout 6 5V Either Orientation Natural Convection 2 zZ S a 100LFM 200LFM 4 0 L L L 60 65 70 75 85 Ambient Temperature C Figure 33 Output current vs ambient temperature and air velocity OVin 24V Vout 6 5W Either Orientation IPM24S Standard Output Current vs Ambient Temperature and Air Velocity Output Current A Vin 24V Vout 5V Either Orientation Natural Convection 100LFM 0 60 65 70 75 80 85 Ambient Temperature C Figure 34 Output current vs ambient temperature and air velocity Vin 24V Vout 5V Either Orientation DS_IPM2450B0_03202007 IPM24S Standard Output Current vs Ambient Temperature and Air Velocity Output Current A Vin 24V Vout 4V Either Orientation Natural Convection 0 60 65 70 75 85 Ambient Temperature C Figure 35 Output current vs
14. ambient temperature and air velocity Vin 24V Vout 4V Either Orientation IPM24S Standard Output Current vs Ambient Temperature and Air Velocity Output Current A Vin 24V Vout 3 3V Either Orientation Natural Convection 0 60 65 70 75 80 85 Ambient Temperature C Figure 36 Output current vs ambient temperature and air velocity vVin 24V Vout 3 3W Either Orientation PICK AND PLACE LOCATION SURFACE MOUNT TAPE amp REEL SG ERIN n Ls OC dez oO o o 52 00 2 T F Bra FT A 1 2 y PICK POIN 61 Fie o ojo ada ooooojooood i m iy A N NE F 7 Pa A uo Al al gt Em IN o gt Er ME al i Hj e i T g RE 2 cl O je T Fa E WP D fis HP D I Cc gt 35 gi T m T o 7 E Ws o f ooooooo00cC o 1 mm ATN m py 29 E COVER TAPE i gt O x UA 1 Y 5 E jo kn CO 00 All dimensions are in millimeters inches All dimensions are in millimeters inches LEAD FREE PROCESS RECOMMEND TEMP PROFILE Temp 20 40sec Peak Temp 240 245 C EN oC A AAA 217 C Ramp down max 6 0 C sec 2000C esie meretur miniis euet O EE
15. it configuration for programming output voltage using an external resistor Figure 30 Circuit configuration for programming output voltage using external voltage source Table 1 provides Rtrim values required for some common output voltages By using a 0 5 tolerance resistor set point tolerance of 2 can be achieved as specified in the electrical specification DS IPM24S0BO0 03202007 Table 1 Rtrim is the external resistor in KO Vout is the desired output Em Output Rtrim Mid Rtrimsetting 0 unm _Up PNG Nc SEN weal o oo ne ate vemm 1 10 NC 36 5K 2 984V The amount of power delivered by the module is the voltage at the output terminals multiplied by the output current When using the trim feature the output voltage of the module can be increased which at the same output current would increase the power output of the module Care should be taken to ensure that the maximum output power of the module must not exceed the maximum rated power Vo set x lo max lt P max Voltage Margining Output voltage margining can be implemented in the IPM modules by connecting a resistor Rmargin up from the Trim pin to the ground pin for margining up the output voltage and by connecting a resistor Rmargin down from the Trim pin to the output pin for margining down Figure 32 shows the circuit configuration for output voltage margining If unused leave the trim pin unconnected Vin Vo IPM Rmargin down Ql
16. ith application of Vin Tek BETA 25 0kS s 3 Acqs ALDY ADS A A 10 08 Y C3 Fall 456 5 MEE EEEE SE ater EX 7 bbs T Sor X Ch3 2 50 V E 18 29 36 Figure 16 Power off waveform 12vin 6 5V 3A out with application of Vin Tek EIDTIR MEN 0 Acqs 00mY 16 2m5 SPP C2 High 3 84 V O 2 00 V amp M10 0ms Ch2 2 00V 16 Dec 2004 Ch3 2 50V amp 20 05 28 Figure 18 Remote turn on delay time at 24vin 6 5V 3A out SN ELECTRICAL CHARACTERISTICS CURVES A 300mv A 1 3V A 17 4ms lA 17 2ms 330mY amp 25 6 V C3 Rise C3 Rise 15 41ms 15 46ms Ch2 00 V amp Ms 0 mis Ch2 7 12 8 Y 16 Dec 2004 WIE 00 v amp Ms 0 mis Ch2 7 ii 3 V 16 Dec 2004 WIE 150V 5 estin Ch3 2 00V 5 e Figure 19 Turn on delay at 24vin 3 3V 3A out with Figure 20 Turn on delay at 24vin 6 5V 3A out with application of Vin application of Vin Tek RE 29 is y Tek EIDTIR dud 280 Acqs I exer ee ata i C2 Max C2 Max 6 540 V 6 546 V i C2 Mean C2 Mean 2 6 4729 Y 6 4700 Y h m TRAIT C2 Min PY C2 Min i 6 408 Y 6 398 Y C2 Pk Pk C2 Pk Pk x 132mY 148 mY ch2 secon 5 M T100us Ch2 f 6 53 v 17 Dec 2004 Ch2 bU Um M T00us ch2 f 6 53 v 17 Dec 2004 10 14 54 10 24 37 Figure 21 Typical transient response to step load change at Figure 22 Typical transient response to step load change at 0 5A uS from 100 to 50 of lo max at 12Vin 0 5A uS from 50 to 100 of lo max at 24Vin
17. startup into normal and pre biased loads Input UVLO output OCP Remote ON OFF Output short circuit protection Fixed frequency operation Copper pad to provide excellent thermal performance ISO 9001 TL 9000 ISO 14001 QS9000 OHSAS18001 certified manufacturing facility UL cUL 60950 US amp Canada Recognized and TUV EN60950 Certified CE mark meets 73 23 EEC and 93 68 EEC directives OPTIONS 4 SMD or SIP package APPLICATIONS 4 Telecom DataCom Wireless Networks Optical Network Equipment Server and Data Storage Industrial Test Equipment A DELTA Delta Electronics Inc S TECHNICAL SPECIFICATIONS TA 25 C airflow rate 300 LFM Vi 24Vdc nominal Vout unless otherwise noted PARAMETER NOTES and CONDITIONS IPM24S0BOR SO3FA Min Typ Max Units A 2 0 A RA Input Voltage Continuous 0 40 Vdc Operating Temperature Please refer to Fig 32 for the measuring point 40 125 C Storage Temperature 55 125 C INPUT CHARACTERISTICS Operating Input Voltage 11 36 V Input Under Voltage Lockout Turn On Voltage Threshold 10 31 V Turn Off Voltage Threshold 10 10 V Maximum Input Current Vin Vin min to Vin max lo lo max 2 9 A No Load Input Current 50 mA Off Converter Input Current 3 10 mA Input Reflected Ripple Current P P 0 5pH inductor 5Hz to 20MHz 60 150 ee p Input Voltage Ripple Rejection 120 Hz TBD OUTPUT CHARACTERISTICS
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