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The CUI Inc. PSK-20B-S48 is a 20W AC-DC power supply designed for commercial ITE applications. It offers a single 48Vdc output with a maximum current of 420mA. The unit features a universal input voltage range of 85-264 VAC and operates at an efficiency of 86% typical.
This enclosed converter is designed for through-hole mounting and has compact dimensions of 62.0mm x 45.0mm x 23.1mm. It includes protections such as over-voltage, over-current, and short-circuit with auto-recovery. The operating temperature range is -25°C to 70°C with derating.
Key electrical specifications include a typical ripple and noise of 480mVp-p, line regulation of ±0.5%, and load regulation of ±1%. The isolation voltage between input and output is 4000 Vac. It meets safety standards including IEC62368-1 and UL62368-1.
The PSK-20B-S48 provides a 48 Vdc output.
The maximum output current is 420mA.
The power rating is 20 W.
The input voltage range is 85 to 264 VAC.
The typical efficiency is 86%.
The operating temperature range is -25°C to 70°C (with derating).
The PSK-20B-S48 is in a 4-DIP Module package.