Additional Resources: Product Page 3D Model datdatee 08/30/2021 pagepage 1 of 71 of 7 SERIES: PYB30-U DESCRIPTION: DC-DC CONVERTER FEATURES up to 30 W isolated output industry standard pinout 4:1 input range (9~36 Vdc, 18~75 Vdc) smaller package single/dual/triple regulated outputs 1,500 Vdc isolation continuous short circuit, over current protection, over voltage protection temperature range (-40~85C) six-sided metal shielding efficiency up to 90% input output output output ripple efficiency MODEL 1 voltage voltage current power and noise typ range min max max max typ (Vdc) (Vdc) (Vdc) (mA) (mA) (W) (mVp-p) (%) PYB30-Q24-S5-U 24 9~36 5 300 6000 30 100 88 PYB30-Q24-S12-U 24 9~36 12 125 2500 30 100 88 PYB30-Q24-S15-U 24 9~36 15 100 2000 30 100 90 PYB30-Q24-D5-U 24 9~36 5 150 3000 30 100 86 PYB30-Q24-D12-U 24 9~36 12 63 1250 30 100 89 PYB30-Q24-D15-U 24 9~36 15 50 1000 30 100 90 3.3 175 3500 PYB30-Q24-T312-U 24 9~36 26.5 100 85 12 31 625 3.3 175 3500 PYB30-Q24-T315-U 24 9~36 26.5 100 86 15 25 500 5 150 3000 PYB30-Q24-T512-U 24 9~36 30 100 88 12 31 625 5 150 3000 PYB30-Q24-T515-U 24 9~36 30 100 88 15 25 500 PYB30-Q48-S5-U 48 18~75 5 300 6000 30 100 88 PYB30-Q48-S12-U 48 18~75 12 125 2500 30 100 88 PYB30-Q48-S15-U 48 18~75 15 100 2000 30 100 89 PYB30-Q48-D5-U 48 18~75 5 150 3000 30 100 86 PYB30-Q48-D12-U 48 18~75 12 63 1250 30 100 87 PYB30-Q48-D15-U 48 18~75 15 50 1000 30 100 87 3.3 175 3500 PYB30-Q48-T312-U 48 18~75 26.5 100 85 12 31 625 3.3 175 3500 PYB30-Q48-T315-U 48 18~75 26.5 100 85 15 25 500 5 150 3000 PYB30-Q48-T512-U 48 18~75 30 100 88 12 31 625 5 150 3000 PYB30-Q48-T515-U 48 18~75 30 100 87 15 25 500 Notes: 1. Ripple and noise are measured at 20 MHz BW by parallel cable method with 1 F ceramic and 10 F electrolytic capacitors on the output. cui.comAdditional Resources: Product Page 3D Model CUI Inc SERIES: PYB30-U DESCRIPTION: DC-DC CONVERTER date 08/30/2021 page 2 of 7 PART NUMBER KEY PYB30 - QXX - XXX - U Base Number Mounting Type Input Voltage Output Voltage U = U-Frame Output S = single D = dual T = triple INPUT parameter conditions/description min typ max units 24 Vdc input models 9 24 36 Vdc operating input voltage 48 V input models 18 48 75 Vdc 24 Vdc input models 9 Vdc start-up voltage 48 Vdc input models (single/dual output models) 18 Vdc 48 Vdc input models (triple output models) 17.8 Vdc 24 Vdc input models 7.8 Vdc 1 under voltage shutdown 48 Vdc input models 16 Vdc for maximum of 1 second surge voltage 24 Vdc input models -0.7 50 Vdc 48 Vdc input models -0.7 100 Vdc start-up time 10 ms filter pi filter models ON (CTRL open or connect high level, 2.5~12 Vdc) 2 CTRL models OFF (CTRL connect GND or low level, 0~1.2 Vdc) input current (models OFF) 1 mA Notes: 1. Contact CUI if you are planning to use this feature in your application. 2. CTRL pin voltage is referenced to GND. OUTPUT parameter conditions/description min typ max units full load, input voltage from low to high single and dual output models 0.2 0.5 % line regulation triple output models (main output) 1 % triple output models (auxiliary outputs) 5 % 5% to 100% load, nominal input single and dual output models 0.5 1 % 3 load regulation triple output models (main output) 2 % triple output models (auxiliary outputs) 5 % dual output models: cross regulation main output 50% load, secondary output from 5 % 10% to 100% load single and dual output models 1 3 % voltage accuracy triple output models (main output) 1 3 % triple output models (auxiliary outputs) 3 5 % 4 adjustability 10 % switching frequency PWM mode 400 kHz transient recovery time 25% load step change 300 500 s transient response deviation 25% load step change 3 5 % 100% load, single and dual output models 0.02 %/C temperature coefficient 100% load, triple output models 0.03 %/C Notes: 3. For dual output models, unbalanced load can not exceed 5%. If 5% is exceeded, it may not meet all specifications. 4. Output trimming available on single and dual output models only. cui.com