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The CUI Inc. PSK-25W-3 is a board-mount AC/DC converter from the PSK-25W series. It delivers a regulated 3.3 VDC output at up to 4.1A, providing 14W of output power. The converter accepts a wide universal input range of 85 to 305 VAC or 100 to 430 VDC, making it suitable for global applications.
Key electrical specifications include a typical efficiency of 75%, a switching frequency of 65 kHz, and a hold-up time of 10ms at 115 VAC and 60ms at 230 VAC. The device features line regulation of ±0.5% and load regulation of ±1.0%. Protection features include over voltage protection, over current protection (120% Io, auto recovery), and hiccup/continuous short circuit protection with auto recovery.
The converter is packaged in a 6-DIP module with through-hole mounting, measuring 70.0mm x 48.0mm x 23.5mm. It has an operating temperature range of -40°C to 85°C with derating. The input-to-output isolation voltage is rated at 4000 VAC.
The input voltage range is 85 to 305 VAC and 100 to 430 VDC.
The output voltage is 3.3 VDC and the maximum output current is 4.1A.
The operating temperature range is -40°C to 85°C with derating.
The package type is a 6-DIP Module with through-hole mounting.
The input-to-output isolation voltage is 4000 VAC.
It includes over voltage protection, over current protection (120% Io, auto recovery), and short circuit protection (hiccup, continuous, auto recovery).