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LTC4274

Part Number	LTC4274
Manufacturer	Linear Technology
Description	Single PoE+PSE Controller
Published	Mar 21, 2016
Detailed Description	LTC4274 Single PoE+ PSE Controller Features nn Compliant with IEEE 802.3at Type 1 and 2 nn 0.34Ω Total Channel Resistan...
Datasheet	LTC4274 PDF File

Overview

LTC4274 Single PoE+ PSE Controller Features nn Compliant with IEEE 802.
3at Type 1 and 2 nn 0.
34Ω Total Channel Resistance nn 130mW/Port at 600mA nn Advanced Power Management nn 8-Bit Programmable Current Limit (ILIM) nn 7-Bit Programmable Overload Currents (ICUT) nn Fast Shutdown nn 14.
5-Bit Port Current/Voltage Monitoring nn 2-Event Classification 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 LTC4259A-1 and LTC4266 SW Compatible nn 1MHz I2C Compatible Serial Control Interface nn Midspan Backoff Timer nn Supports Proprietary Power Levels Above 25W nn Available in 38-Pin 5mm × 7mm QFN Package A...

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