Silvertel has released a circuit and PCB layout for a 5V PoE adapter board and the information is available for free download and use by any manufacturer of accessories or general hobbyists.

Powering any 5V device, up to a power of 9W, it is suitable for a Raspberry Pi via a standard USB cable or DC connection. The board has mounting holes compatible with the Raspberry Pi board.

Silvertel has made available through its website a bill of materials (parts readily available from on-line electronic component suppliers), a circuit schematic and the PCB layout.

Total component cost is less than £7 ($11 or €8.50), according to Silvertel.

Download Circuit diagrams for PoE Adaptor Board

Download PCB silkscreen for PoE Adaptor Board

Download example BOM