Additional Resources: Product Page 3D Model PCB Footprint datdatee 11/23/202011/23/2020 pagepage 1 of 71 of 7 SERIES: PRM3W-S DESCRIPTION: DC-DC CONVERTER FEATURES 3 W isolated output 8:1 input range (4.5~36) single & dual regulated output 3k Vdc isolation short circuit, over current, input under voltage protection wide operating temperature range -40~105C efficiency up to 79% EN62368 certified input output output output ripple efficiency MODEL 1 voltage voltage current power and noise typ range max max max typ2 (Vdc) (Vdc) (Vdc) (mA) (W) (mVp-p) (%) PRM3W-E12-S5-S 12 4.5~36 5 600 3.0 100 77 PRM3W-E12-S12-S 12 4.5~36 12 250 3.0 100 79 PRM3W-E12-S15-S 12 4.5~36 15 200 3.0 100 79 PRM3W-E12-D5-S 12 4.5~36 5 300 3.0 100 77 PRM3W-E12-D12-S 12 4.5~36 12 125 3.0 100 79 PRM3W-E12-D15-S 12 4.5~36 15 100 3.0 100 79 Notes: 1. Ripple & noise testing condition at nominal input voltage and 5%-100% load, the parallel cable method is used for ripple and noise test, please refer to DC-DC Converter Application Notes for specific information. 2. Measured at nominal input and full load. PART NUMBER KEY PRM3W - EXX - XXX - S Base Number Input Voltage Output Output Voltage Packaging Style S = single SIP D = dual cui.comAdditional Resources: Product Page 3D Model PCB Footprint CUI Inc SERIES: PRM3W-S DESCRIPTION: DC-DC CONVERTER date 11/23/2020 page 2 of 7 INPUT parameter conditions/description min typ max units input voltage 4.5 12 40 Vdc start-up voltage 4.5 Vdc surge voltage 1 second max -0.7 50 Vdc filter capacitance filter full load/no load current 5 Vdc/5 Vdc output models 324/8 334/16 mA other output models 316/8 325/16 mA OUTPUT parameter conditions/description min typ max units min to max Vin line regulation +Vo 0.5 % -Vo 1 % 5% ~ 100% load load regulation +Vo 1 % -Vo 1.5 % set-point accuracy 0% ~ 100% load 1 3 % switching frequency PWM mode 300 kHz 25% load step change transient response 5 Vdc/5 Vdc output models 5 8 % other output models 3 5 % temperature coefficient full load 0.03 %/C PROTECTIONS parameter conditions/description min typ max units over current protection 110 300 % short circuit protection continuous, self-recovery SAFETY AND COMPLIANCE parameter conditions/description min typ max units isolation voltage input to output 1mA max for 1 minute 3,000 Vdc isolation resistance input to output at 500 Vdc 1,000 M isolation capacitance input to output capacitance at 100 KHz / 0.1 V 40 pF safety approvals certified to 62368:EN, IEC EMC/EMC CISPR32/EN55032 CLASS B (see Fig.3-2 for recommended circuit)/CLASS A (see Fig.4 for recommended circuit) ESD IEC/EN61000-4-2 Contact 4KV perf. Criteria B radiated immunity IEC/EN61000-4-3 10V/m perf. Criteria A EFT/burst IEC/EN61000-4-4 2KV (see Fig.3-1 for recommended circuit) perf. Criteria B surge IEC/EN61000-4-5 line to line 2KV (see Fig.3-1 for recommended circuit) perf. Criteria B conducted immunity IEC/EN61000-4-6 3 Vr.m.s perf. Criteria A RoHS yes MTBF as per MIL-HDBK-217F at 25C 1,000 kHours cui.com