Additional Resources: Product Page 3D Model date 02/10/2021 page 1 of 7 SERIES: VGS-25W DESCRIPTION: AC-DC POWER SUPPLY FEATURES wide input range (85 ~ 305 Vac) available with conformal coating or terminal cover options UL/EN/IEC 62368 certified designed to meet IEC/EN 61558 system requirements short-circuit, over-current, over-voltage protections input over voltage category III design CISPR/EN55032 Class B radiated/conducted emissions RoHS output output output ripple efficiency 2 MODEL voltage current power and noise typ range max max max typ (Vdc) (Vdc) (A) (W) (mVp-p) (%) VGS-25W-3 3.3 2.85~3.6 6.0 19.8 100 78 VGS-25W-5 5 4.5~5.5 5.0 25.0 100 81 VGS-25W-12 12 10.8~13.2 2.1 25.2 100 85 VGS-25W-15 15 13.5~16.5 1.7 25.2 100 86 VGS-25W-24 24 22.0~27.6 1.1 26.4 100 87 VGS-25W-48 48 42.0~54.0 0.57 27.36 120 88 Notes: 1. Ripple & noise are measured at 20 MHz BW with 47 uF electrolytic and 0.1 uf ceramic capacitors on the output. 2. Measured at 230 Vac. PART NUMBER KEY VGS-25W - XX - X Base Number Output Voltage A - with terminal cover B - with conformal coating cui.comAdditional Resources: Product Page 3D Model CUI Inc SERIES: VGS-25W DESCRIPTION: AC-DC POWER SUPPLY date 02/10/2021 page 2 of 7 INPUT parameter conditions/description min typ max units ac input 85 305 Vac voltage range dc input 100 430 Vdc frequency range 47 63 Hz at 115 Vac 0.6 A current at 230 Vac 0.34 A at 115 Vac, cold start 20 A inrush current at 230 Vac, cold start 40 A leakage current at 277 Vac 0.5 mA 48 V models, at 230 Vac 0.5 W no load power consumption all other models, at 230 Vac 0.3 W OUTPUT parameter conditions/description min typ max units 3.3 V models 5,000 F 5 V models 4,000 F 12 V models 3,000 F capacitive load 15 V models 2,000 F F 24 V models 1,000 48 V models 500 F 3.3 V models, full load range 3 % initial set point acuracy 5 V models, full load range 2 % all other models, full load range 1 % 3.3 & 5 V models, rated load 0.5 1 % line regulation all other models, rated load 0.5 % 3.3 & 5 V models, 0~100% load 1 2 % load regulation all other models, 0~100% load 0.5 1 % switching frequency 65 kHz start-up time 0.3 s at 115 Vac 8 ms hold-up time at 230 Vac 60 ms PROTECTIONS parameter conditions/description min typ max units over current protection auto recovery 110 300 % 3.3 V models, auto recovery, hiccup 6.75 Vdc 5 V models, auto recovery, hiccup 7.75 Vdc 12 V models, auto recovery, hiccup 16.2 Vdc over voltage protection 15 V models, auto recovery, hiccup 20.25 Vdc 24 V models, auto recovery, hiccup 32.4 Vdc 48 V models, auto recovery, hiccup 60.0 Vdc short circuit protection continuous, auto recovery, hiccup SAFETY & COMPLIANCE parameter conditions/description min typ max units input to output, 1 min, <10 mA 4,000 Vac isolation voltage input to ground, 1 min, <10 mA 2,000 Vac output to ground, 1 min, <10 mA 1,250 Vac certified to 62368: IEC, EN, UL safety approvals designed to meet 61558: IEC, EN safety class class I conducted emissions CISPR32/EN55032 CLASS B cui.com