The MAX5980A is a power-sourcing equipment (PSE) power controller developed by Maxim Integrated to address the need of highly efficient powering device that will energise Ethernet cables at long ...
Linear Technology Corporation introduces the LTC4265, an 802.3af/802.3at compliant Power over Ethernet (PoE) interface controller for high-power Powered Device (PD) applications needing up to 25.5W.
The draft standard for IEEE 802.3at Power over Ethernet Plus (PoE Plus) remains on track for an August release. The original 802.3af PoE standard offered a fairly straightforward way to supply loads ...