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LTC4274A

Part Number	LTC4274A
Manufacturer	Linear Technology
Description	Single PoE/PoE+/LTPoE++ PSE Controller
Published	Mar 21, 2016
Detailed Description	FEATURES nn Compliant with IEEE 802.3at Type 1 and 2 nn Low Power Dissipation nn 0.25Ω Sense Resistance Per Channel nn V...
Datasheet	LTC4274A PDF File

Overview

FEATURES nn Compliant with IEEE 802.
3at Type 1 and 2 nn Low Power Dissipation nn 0.
25Ω Sense Resistance Per Channel nn Very High Reliability 4-Point PD Detection nn 2-Point Forced Voltage nn 2-Point Forced Current nn High Capacitance Legacy Device Detection nn 1MHz I2C Compatible Serial Control Interface nn Midspan Backoff Timer nn Supports 2-Pair and 4-Pair Output Power nn Available in Multiple Power Grades nn LTC4274A-1: LTPoE++™ 38.
7W nn LTC4274A-2: LTPoE++ 52.
7W nn LTC4274A-3: LTPoE++ 70W nn LTC4274A-4: LTPoE++ 90W nn LTC4274C: PoE 13W nn Available in 38-Lead 5mm × 7mm QFN Package APPLICATIONS nn LTPoE++ PSE Switches/Routers nn LTPoE++ PSE Midspans nn IEEE 802.
3at Type 1 PSE Switches/Rou...

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