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Datasheet Linear Technology LTC4274CUHF#PBF

ManufacturerLinear Technology
SeriesLTC4274
Part NumberLTC4274CUHF#PBF

Single PoE+ PSE Controller

Datasheets

  • Download » Datasheet PDF, 405 Kb, File uploaded: Oct 25, 2017
    LTC4274 - Single IEEE 802.3at Power Over Ethernet Controller
    Docket ↓
    LTC4274
    Single PoE+ PSE Controller
    Features Description Compliant with IEEE 802.3at Type 1 and 2
    nn 0.34О© Total Channel Resistance
    nn 130mW/Port at 600mA
    nn Advanced Power Management
    nn 8-Bit Programmable Current Limit (I
    LIM)
    nn 7-Bit Programmable Overload Currents (I
    CUT)
    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 Г— 7mm QFN Package The LTCВ®4274 is a single power sourcing equipment controller designed for use in IEEE 802.3 Type 1 and Type 2
    (high power) compliant Power over Ethernet systems. ...

Prices

Packaging

Package5x7 QFN-38
Package CodeUHF
Package Index05-08-1701

Parametrics

Number of Channels1
Demo BoardsDC1567B
Design ToolsLTspice Model
Export Controlno
I2C Interfaceyes
IEEE-Compliant ClassificationOne Event, Two Event
IEEE-Compliant Detection4-Point
IEEE-Compliant DisconnectionDC
Max Power25.5 W
Operating Temperature Range0 to 70 °C
PSE/PDPSE
PoE Type2

Eco Plan

RoHSCompliant

Moldel Line

Series: LTC4274 (4)

Manufacturer's Classification

  • Monitor, Control and Protection > Power-over-Ethernet (PoE) Interface Controllers > PoE Power Sourcing Equipment (PSE)

Other Names:

LTC4274CUHFPBF, LTC4274CUHF PBF

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