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IEEE 802.3at PoE Interface With Flyback DC-DC Controller and Sleep Mode Feature


Design kits & evaluation modules (2)

Name Part# Type
33-57V Vin, 12V Vout High Power Evaluation Module for TPS23754 TPS23754EVM-383 Evaluation Modules & Boards
TPS23752 Evaluation Module TPS23752EVM-145 Evaluation Modules & Boards

Reference designs

18.5V to 57V Aux-Input to 5.3V, 10W PoE Isolated Sync-Flyback Reference Design

This compact reference design is a typical PoE application, supplying 10W at 5.3V from Ethernet power. Data filter, external auxiliary input and EMI filter are all on board. The synchronous rectification improves the efficiency, important at only 5.3V output voltage.

View the Important Notice for reference designs covering authorized use, intellectual property matters and disclaimers.

Description Part Number Company Tool Type
Class 4- High Efficiency 12V Class 4 PoE Converter Reference Design PMP8812 Texas Instruments Reference designs

Software (1)

PoE PD Efficiency Calculator  (ZIP 452 KB )    11 Jul 2013