LTC4268-1 - High Power PD

Product Overview

Linear Technology

Datasheet Details

Part number	LTC4268-1
Manufacturer	Linear Technology
File Size	419.04 KB
Description	High Power PD
Datasheet	LTC4268-1 Datasheet
Additional preview pages of the LTC4268-1 datasheet.

Product details

Description

The LTC®4268-1 is an integrated Powered Device (PD) controller and switching regulator intended for IEEE 802.3af and high power PoE applications up to 35W.

Features

n Robust 35W PD Front End n IEEE 802.3af Compliant n Rugged 750mA Power MOSFET With Precision Dual Level Current Limit n High Performance Synchronous Flyback Controller n IEEE Isolation Obtained Without an Opto-Isolator n Adjustable Frequency from 50kHz to 250kHz n Tight Multi-Output Regulation With Load Compensation n Onboard 25k Signature Resistor n Programmable Classification Current to 75mA n Complete Thermal and Over-Current Protection n Available in Compact 32-Pin 7mm × 4mm DFN Package App.

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Published: Jul 11, 2009 |