LTC4278 - IEEE 802.3at PD

Linear Technology

LTC4278 Datasheet Preview — Preview of LTC4278 PDF

Datasheet Details

Part number	LTC4278
Manufacturer	Linear ↗ Technology
File Size	488.66 KB
Description	IEEE 802.3at PD
Datasheet	LTC4278_LinearTechnology.pdf

LTC4278 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 |