LT4276 - LTPoE++/PoE+/PoE PD Forward/Flyback Controller

Product Overview

Linear

Datasheet Details

Part number	LT4276
Manufacturer	Linear
File Size	424.48 KB
Description	LTPoE++/PoE+/PoE PD Forward/Flyback Controller
Datasheet	LT4276 Datasheet
Additional preview pages of the LT4276 datasheet.

Product details

Description

The LT®4276 is a pin-for-pin compatible family of IEEE 802.3 and LTPoE++ Powered Device (PD) controllers.

It includes an isolated switching regulator controller capable of synchronous operation in both forward and flyback topologies with auxiliary power support.

Features

n IEEE802.3af/at and LTPoE++™ 90W Powered Device (PD) with Forward/Flyback Controller n LT4276A Supports All of the Following Standards: n LTPoE++ 38.7W, 52.7W, 70W and 90W n IEEE 802.3at 25.5W Compliant n IEEE 802.3af up to 13W Compliant n LT4276B is IEEE 802.3at/af Compliant n LT4276C is IEEE 802.3af Compliant n Superior Surge Protection (100V Absolute Maximum) n Wide Junction Temperature Range (.
40°C to 125°C) n Auxiliary Power Support as Low as 9V n No Opto-Isolator Requir.

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Published: Mar 16, 2016 |