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The CUI Inc. VSK-S20-5U is a 20W AC-DC power supply designed for board mounting. It offers a single 5VDC output with a maximum current of 3.5A. The unit accepts a universal input voltage range of 85-264 VAC or 100-370 VDC.
Key features include up to 85% efficiency, compact dimensions (70.0mm x 48.0mm x 24.0mm), and a through-hole mounting type. Protections such as over-voltage, over-temperature, and short-circuit are integrated for reliability. The operating temperature range is -40°C to 70°C with derating.
This AC-DC converter is suitable for ITE (Commercial) applications and complies with various safety standards including UL/cUL, CE, and CB Scheme. It meets CISPR22/EN55022 Class B for emissions and IEC/EN61000-4-2 for ESD immunity.
The input voltage range is 85-264 VAC or 100-370 VDC.
The output voltage is 5 VDC with a maximum output current of 3.5 A.
The operating temperature range is -40°C to 70°C with derating.
It is a 6-DIP module with through-hole mounting.
It includes over current protection (110% auto restart), short circuit protection (continuous auto restart), and over voltage protection (7.5 Vdc for 5V model).
The isolation voltage is 3000 Vac input to output for 1 minute.
The dimensions are 70.0 mm x 48.0 mm x 24.0 mm.