LTC4278 Demo Board, IEEE802.3at PD Controller with 12V Aux, Vout = 5V, Iout = 4.5A

Demonstration circuit DC1561B is a high-power supply featuring the LTC4278. This board is a Type 2 (IEEE 802.3at) compliant, high Power-over-Ethernet (PoE), Powered Device (PD). The DC1561 also features a wide auxiliary input voltage range of 9V to 57V