Applications in the rapidly expanding Power-over-Ethernet (PoE) industry now demand power levels higher than those supported by the current IEEE 802.3af standard of 12.95 W. In response, the IEEE ...
PoE systems employ Power Sourcing Equipment (PSE) to send DC power and data over Ethernet cables to a remote Powered Device (PD), as shown in Fig. 1. This frees the PD from having to employ AC line ...