LTC4278 - IEEE 802.3at PD

Product Overview

Linear Technology

Datasheet Details

Part number	LTC4278
Manufacturer	Linear Technology
File Size	488.66 KB
Description	IEEE 802.3at PD
Datasheet	LTC4278 Datasheet
Additional preview pages of the LTC4278 datasheet.

Product details

Description

n 25.5W IEEE 802.3at Compliant (Type 2) PD n 10V to 57V Auxiliary Power Input n Shutdown Pin for Flexible Auxiliary Power Support n Integrated State-of-the-Art No-Opto Synchronous Flyback Controller Isolated Power Supply Efficiency >92% 88% Efficiency Including Diode Bridge and Hot Swap™ FET n Superior EMI Performance n Robust 100V 0.7Ω (Typ) Integrated Hot Swap MOSFET n IEEE 802.3at High Power Available Indicator n Integrated Signature Resistor and Programmabl

Features

IEEE 802.3at PD with Synchronous No-Opto Flyback Controller and 12V Aux Support.

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Published: Sep 21, 2009 |