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The CUI Inc. VSK-S5-9UA is an AC-DC power supply from the VSK-S5 series, designed for board mount applications. It provides a single regulated output of 9V at up to 550mA, delivering a total of 5W of continuous output power. The unit accepts a universal input voltage range of 85-264 VAC or 110-370 VDC, making it suitable for global applications.
This power supply features over-voltage, over-temperature, and short-circuit protections for enhanced reliability. It is designed with a compact, through-hole mounted package, measuring 50.8mm x 25.4mm x 15.7mm. The operating temperature range is -25°C to 70°C with derating, and it boasts an efficiency of up to 83%.
Compliance includes UL/cUL safety approvals and adherence to standards such as CISPR22/EN55022 Class B for emissions. It is suitable for ITE (Commercial) applications.
The VSK-S5-9UA accepts 85-264 VAC or 110-370 VDC input.
The output is 9 VDC at 550 mA, providing 5 W of power.
The operating temperature range is -25°C to 70°C with derating.
The package is a 4-DIP Module with through-hole mounting.
Efficiency is up to 83% (typical 74% at full load).
The input-to-output isolation voltage is 4000 Vac for 1 minute.
Over-current protection trips at 110% of rated load with auto recovery.