PM8800A - Integrated IEEE 802.3af compliant PoE-PD interface and PWM controller

Product Overview

STMicroelectronics

Datasheet Details

Part number	PM8800A
Manufacturer	STMicroelectronics
File Size	517.92 KB
Description	Integrated IEEE 802.3af compliant PoE-PD interface and PWM controller
Datasheet	PM8800A Datasheet
Additional preview pages of the PM8800A datasheet.

Product details

Description

The PM8800A integrates a standard power over Ethernet (PoE) interface and a current mode PWM controller to simplify the design of the power supply sections of all powered devices.

Features

IEEE 802.3af compliant PD interface.
Works with power supplied from Ethernet LAN cables or from local auxiliary sources.
Integrated 100 V, 0.5 Ω, 800 mA hot-swap MOSFET.
Integrated signature resistor.
Programmable in-rush current limit.
Programmable classification current.
Programmable DC current limit up to 800 mA.
High voltage start-up bias regulator.
Thermal shutdown protection.
Current mode pulse width modulator.
Programmable oscillator.

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Published: Jun 25, 2015 |