Demonstration circuit 804 is a Power over Ethernet PD Interface with Integrated Switching Regulator featuring the LTC4267. It provides a complete IEEE 802.3af power device (PD) interface and isolated 3.3V power supply solution for use in Power over Ethernet (PoE) applications.
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Part number: DC804B-A
More details from Analog Devices Inc.| Download user guide for LTC4267CDHC | RJ-45 Ethernet Output, VOUT = 3.3V @ 1.0A by Analog Devices Inc. | Download |