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LTC4278 - IEEE 802.3at PD

General Description

n 25.5W IEEE 802.3at Compliant (Type 2) PD n 10V to 57V Auxiliary Power Input n Shutdown Pin for Flexible Auxiliary Power Support n Integrated State-of-the-Art No-Opto Synchronous Flyback Controller Isolated Power Supply Efficiency >92% 88% Efficiency Including Diode Bri

Key Features

  • IEEE 802.3at PD with Synchronous No-Opto Flyback Controller and 12V Aux Support.

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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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LTC4278 FEATURES IEEE 802.3at PD with Synchronous No-Opto Flyback Controller and 12V Aux Support DESCRIPTION n 25.5W IEEE 802.3at Compliant (Type 2) PD n 10V to 57V Auxiliary Power Input n Shutdown Pin for Flexible Auxiliary Power Support n Integrated State-of-the-Art No-Opto Synchronous Flyback Controller – Isolated Power Supply Efficiency >92% – 88% Efficiency Including Diode Bridge and Hot Swap™ FET n Superior EMI Performance n Robust 100V 0.7Ω (Typ) Integrated Hot Swap MOSFET n IEEE 802.