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The CUI Inc. VGS-25W-3-A is an enclosed AC-DC power supply designed for ITE (Commercial) applications. It provides a stable 3.3V output voltage with a maximum current of 6A, totaling 20W of power. The unit operates with a wide input voltage range of 85-305 Vac and boasts a typical efficiency of 78% at 230 Vac.
Key electrical specifications include line regulation of ±1% and load regulation of ±2%, with a ripple and noise level of 100mVp-p. It is equipped with over-current, over-voltage, and short-circuit protections, all featuring auto-recovery or hiccup modes. The power supply is designed to meet IEC/EN 61558 system requirements and is certified to UL/EN/IEC 62368 standards.
Mechanically, the VGS-25W-3-A is chassis mountable with dimensions of 80.0mm x 55.0mm x 25.0mm. It operates within a temperature range of -30°C to 70°C with derating. The unit also features an isolation voltage of 4,000 Vac and complies with CISPR32/EN55032 Class B conducted emissions standards.
The output voltage is 3.3 Vdc.
The maximum output current is 6.0 A.
The maximum power output is 19.8 W.
The typical efficiency is 78 %.
The input voltage range is 85-305 Vac.
The operating temperature range is -30°C to 70°C (With Derating).
It is certified to UL/EN/IEC 62368 and designed to meet IEC/EN 61558.