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LTC4279 - Single Port PoE/PoE+/LTPoE++ PSE Controller

General Description

The LTC®4279 i

Key Features

  • nn Compliant with IEEE 802.3at Type 1 and 2 nn Supports LTPoE++® Up to 90W nn Supports Dual-Signature PDs nn Fully Autonomous Operation without Microcontroller nn Very Low Power Dissipation.
  • 0.1Ω Sense Resistance.
  • Low RDS(ON) External MOSFET nn Very High Reliability 4-Point PD Detection.
  • 2-Point Forced Voltage and Forced Current nn Robust Short-Circuit Protection nn Cable Surge Protected ±80V OUT Pin nn Classification Dependent ICUT and ILIM Current Thresholds nn Su.

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Full PDF Text Transcription (Reference)

The following content is an automatically extracted verbatim text from the original manufacturer datasheet and is provided for reference purposes only.

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LTC4279 Single Port PoE/PoE+/ LTPoE++ PSE Controller FEATURES nn Compliant with IEEE 802.3at Type 1 and 2 nn Supports LTPoE++® Up to 90W nn Supports Dual-Signature PDs nn Fully Autonomous Operation without Microcontroller nn Very Low Power Dissipation – 0.