LTC3723EGN-1 Demo Board, Isolated supply, 42V-56Vin to 12Vout @ 20A (300kHz)

Demonstration circuit DC719A is an Isolated Full-Bridge Converter with Synchronous Rectification featuring the LTC3723-1, LTC3901, LTC4440, and LT1431. It operates at 300kHz and produces a regulated 12V, 20A output in a quarter-brick footprint from a typical telecom input voltage range of 42 to 56V