SI3459 Datasheet (Silicon Laboratories) - OCTAL IEEE 802.3AT POE PSE CONTROLLER

SI3459, OCTAL IEEE 802.3AT POE PSE CONTROLLER

The Si3459 is a fully-programmable, eight-port power management controller for IEEE 802.3 compliant Power Sourcing Equipment (PSE).

Designed for use in PSE endpoint (switches), the Si3459 integrates eight independent ports, each with IEEE-required powered device (PD) detection and classification fu

SI3459 Features

* Octal-Port Power Sourcing

* Maskable interrupt pin Equipment (PSE) controller

* Comprehensive fault protection

* IEEE 802.3at Type I and II circuitry includes: compliant

* Power undervoltage lockout

* Port priority shutdown control

* Output current limit and s