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The CUI Inc. VSK-S20-12U is a compact AC-DC power supply designed for board mounting. It provides a continuous 20W of power with a single 12V DC output, capable of delivering up to 1.6A.
This series features a universal input voltage range of 85-264 VAC or 100-370 VDC, making it suitable for global applications. The unit offers an efficiency of up to 82% and includes essential protections such as over-voltage, over-temperature, and short-circuit protection with auto-restart.
The VSK-S20-12U is designed with a Through Hole mounting type and comes in a 6-DIP Module package. Its operating temperature range is -40°C to 70°C with derating. Safety approvals include UL/cUL, CE, CB Scheme, EN, and IEC standards, with compliance to CISPR22/EN55022 Class B for emissions.
Key electrical specifications include line regulation of ±0.5% and load regulation of ±1%. Hold-up time is 15ms at 115 VAC and 80ms at 230 VAC. The switching frequency operates at 65 kHz.
85-264 Vac or 100-370 Vdc.
6-DIP through-hole module.
-40°C to 70°C with derating.
1.6 A maximum.
Over current protection at 110% minimum, short circuit protection with auto restart, and over voltage protection at 7.5 Vdc.
Up to 85% typical.
3000 Vac input to output for 1 minute.