Demonstration circuit 2046A-E is a PoE powered device (PD) with an isolated power supply using synchronous flyback topology, featuring the LT4276 and ideal diode bridge controller (LT4321).
DC1814A-A - LTC4274A-1 Demo Board | LTPoE++ (38.7W) PSEDC1815A-A - LTC4266A-1 Demo Board | 4-Port 38.7W LTPoE++ PSE (req. DC590)