Additional Resources: Product Page 3D Model PCB Footprint date 11/04/2021 page 1 of 8 SERIES: PSK-25W DESCRIPTION: INTERNAL AC-DC POWER SUPPLY FEATURES wide input range (85~305 Vac) UL/EN/IEC 62368 certified meets CISPR32/EN 55032 Class B without external components short-circuit, over-current, over-voltage protections output output output ripple efficiency MODEL voltage current power and noise max max typ typ (Vdc) (A) (W) (mVp-p) (%) PSK-25W-3 3.3 4.1 13.5 100 75 PSK-25W-5 5 4.1 20.5 100 78 PSK-25W-9 9 2.5 22.5 100 80 PSK-25W-12 12 2.1 25.0 100 82 PSK-25W-15 15 1.6 24.0 100 83 PSK-25W-24 24 1.1 26.4 100 85 PSK-25W-48 48 0.5 24.0 100 87 PART NUMBER KEY PSK - 25W - XX - X Base Number Output Voltage Mounting Style blank = board mount T = chassis mount DIN = DIN-rail mount cui.comAdditional Resources: Product Page 3D Model PCB Footprint CUI Inc SERIES: PSK-25W DESCRIPTION: AC-DC POWER SUPPLY date 11/04/2021 page 2 of 8 INPUT parameter conditions/description min typ max units 85 305 Vac voltage 100 430 Vdc frequency 47 63 Hz at 155 Vac 0.6 A current at 230 Vac 0.34 A at 155 Vac 20 A inrush current at 230 Vac 40 A no load power consumption at 230 Vac 0.5 W OUTPUT parameter conditions/description min typ max units 3.3 Vdc output models 48,000 F 5 Vdc output models 12,240 F 9 Vdc output models 5,600 F capacitive load 12 Vdc output models 5,400 F 15 Vdc output models 2,400 F 24 Vdc output models 1,440 F 48 Vdc output models 600 F 3.3 V output models 3 % output voltage accuracy all other voltages 2 % line regulation 0.5 % load regulation 1.0 % at 115 Vac 10 ms hold-up time at 230 Vac 60 ms trimmability see application circuit 10 % switching frequency 65 kHz temperature coefficient 0.02 %/C PROTECTIONS parameter conditions/description min typ max units 3.3 / 5 Vdc output models 7.5 V 9 Vdc output models 15 V over voltage protection 12 / 15 Vdc output models 20 V 24 Vdc output models 30 V 48 Vdc output models 60 V over current protection auto recovery 120 300 Io% short circuit protection hiccup, continuous, auto recovery cui.com