...(PoE) is an IEEE standard (IEEE 802.3af) for delivering power through Ethernet cables. 802.3af specifies two options for this as shown in Figures 1 and 2. The option shown in Figure 1 must be used for "midspan equipment", which injects powe...
Description
USING THE Si3400 AND Si3401 POE PD CONTROLLERS IN ISOLATED AND NON-ISOLATED DESIGNS
...cations, such as multi-band and 802.11n access points, often require more power than the 12.95 W specified by the IEEE 802.3af. This application note outlines how to use the Si3400 and Si3401 to support powered device (PD) applications over...
Description
USING THE Si3400 AND Si3401 IN HIGH POWER APPLICATIONS
802.3af compliant PoE-PD interface and PWM controller with support of external source
Preliminary Data
Features
IEEE 802.3af compliant PD Interface Works with power supplied from Ethernet LAN cables or from local auxi...
Description
Integrated IEEE 802.3af compliant PoE-PD interface and PWM controller with support of external source
802.3af PSE INTERFACE
Features
IEEE 802.3afTM compliant PSE and dc-dc controller Autonomous operation requires no host processor interface Complete reference design available, including Si3460 controller, PSE firmware, and schematic: Low-...
...ller designed for use in IEEETM 802.3af-compliant/pre-IEEE 802.3at-compatible power-sourcing equipment (PSE). This device provides powered device (PD) discovery, classification, current limit, DC and AC load disconnect detections in complia...
Description
High-Power, Quad, PSE Controller for Power-Over-Ethernet
...llows for the detection of IEEE 802.3af2003 and IEEE802.3at/D3.0 powered devices, ensuring safe power feeding and monitoring of Ethernet por...3af standard into an Ethernet switch, Midspan or a Router.
Features_____________________
...