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LTC4271, LTC4270 Datasheet - Linear Technology

LTC4271 12-Port PoE/PoE+/LTPoE++ PSE Controller

The LTC®4270/LTC4271 chipset is a 12-port power sourcing equipment (PSE) controller designed for use in IEEE 802.3at Type 1 and Type 2 (high power) compliant Power over Ethernet (PoE) systems. Transformer-isolated communication protocol replaces expensive opto-couplers and complex isolated 3.3V supp.

LTC4271 Features

* nn 12 Independent PSE Channels nn Compliant with IEEE 802.3at Type 1 and 2 nn Chipset Provides Electrical Isolation nn Reduced BOM Cost nn Eliminates up to 6 High Speed Opto-Couplers nn Eliminates Isolated 3.3V Power Supply nn Low Power Dissipation nn 0.25Ω Sense Resistance Per Channel nn Very High

LTC4270-LinearTechnology.pdf

This datasheet PDF includes multiple part numbers: LTC4271, LTC4270. Please refer to the document for exact specifications by model.
LTC4271 Datasheet Preview Page 2 LTC4271 Datasheet Preview Page 3

Datasheet Details

Part number:

LTC4271, LTC4270

Manufacturer:

Linear Technology

File Size:

379.74 KB

Description:

12-port poe/poe+/ltpoe++ pse controller.

Note:

This datasheet PDF includes multiple part numbers: LTC4271, LTC4270.
Please refer to the document for exact specifications by model.

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TAGS

LTC4271 LTC4270 12-Port PoE PoE + LTPoE ++ PSE Controller Linear Technology

LTC4271 Distributor