USB-C Bench PSU
Vansh mail
Compact open-source bench power supply providing regulated 3.3V and 5V output from a USB-C input. Fully analogue design with no firmware. uses a TPS563201 synchronous buck for 3.3V regulation and 5V VBUS passthrough, with AO3401A P-channel MOSFET rail switching via an SPDT slide switch. Features PTC fuse input protection, TVS ESD clamping, and per-rail LED indicators. Rated for 2A continuous per rail. 22x17mm footprint, designed for JLCPCB assembly with all parts sourced from LCSC.
Version
1.0Licenses
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Project Type
Electronics
