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Datasheet Linear Technology LTC4290

ManufacturerLinear Technology
SeriesLTC4290

8-Port PoE/PoE+/LTPoE++ PSE Controller

Datasheets

  • Download » Datasheet PDF, 418 Kb, Revision: B, File uploaded: Oct 25, 2017
    LTC4290/LTC4271 - 8-Port PoE/PoE+/LTPoE++ PSE Controller
    Docket ↓
    LTC4290/LTC4271
    8-Port PoE/PoE+/LTPoE++
    PSE Controller
    FEATURES DESCRIPTION Eight 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 0.25О© Sense Resistance Per Channel
    nn Very High Reliability 4-Point PD Detection
    nn 2-Point Forced Voltage
    nn 2-Point Forced Current
    nn V
    EE and VPORT Monitoring
    nn 1 Second Rolling I
    PORT Averaging
    nn Supports 2-Pair and 4-Pair Output Power
    nn 1MHz I2C Compatible Serial Control Interface
    nn Available In Three Power Grades
    nn A-Grade – LTPoE++™ 38.7W to 90W
    nn B-Grade – PoE+ 25.5W ...

Prices

Packaging

Parametrics

LTC4290AIUJ#PBFLTC4290AIUJ#TRPBFLTC4290BIUJ#PBFLTC4290BIUJ#TRPBFLTC4290CIUJ#PBFLTC4290CIUJ#TRPBF
Number of Channels888888
Demo BoardsDC1843BDC1843BDC1843BDC1843BDC1843BDC1843B
Export Controlnononononono
I2C Interfaceyesyesyesyesyesyes
IEEE-Compliant ClassificationOne Event, Two Event, LTPoE++One Event, Two Event, LTPoE++One Event, Two Event, LTPoE++One Event, Two Event, LTPoE++One Event, Two Event, LTPoE++One Event, Two Event, LTPoE++
IEEE-Compliant Detection4-Point4-Point4-Point4-Point4-Point4-Point
IEEE-Compliant DisconnectionDCDCDCDCDCDC
Max Power, W909090909090
Operating Temperature Range, °C-40 to 85-40 to 85-40 to 85-40 to 85-40 to 85-40 to 85
PSE/PDPSEPSEPSEPSEPSEPSE
PoE Type1, 2, LTPoE++1, 2, LTPoE++1, 2, LTPoE++1, 2, LTPoE++1, 2, LTPoE++1, 2, LTPoE++
SubnameLTC4290LTC4290LTC4290LTC4290LTC4290LTC4290

Eco Plan

Moldel Line

Series: LTC4290 (6)

Manufacturer's Classification

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

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