Class 4 High-Efficiency Driven Flyback Converter (5V/5A) for PoE PD Applications Reference Design
TIDA-00617
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Description & Features

Technical documentation

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Key Document

Description

The TIDA-00617 reference design uses the TPS23751 PoE PD controller in a high effciency (driven) synch flyback converter capable of 5V at 5A.

Features
  • Ethernet Alliance certified for receiving Class 4 power
  • IEEE802.3.at compliant
  • 93% high efficiency (converter only)
  • Test Report is Included

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Schematic/Block Diagram

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Design Guide

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Design Files

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Parametrics
 TIDA-00617.1
(Output Voltage 1)
Vin (Min) (V)21.6
Vin (Max) (V)57
Vout (Nom) (V)5
Iout (Max) (A)5
Output Power (W)25
Isolated/Non-IsolatedIsolated
Input TypeDC
TopologyFlyback- Synchronous
POE

TI Devices (3)

Order samples, get tools and find more information on the TI products in this reference design.

Part Number Name Product Family Sample & Buy Design Kits & Evaluation Modules
CSD18504Q5A  40V, N ch NexFET MOSFETâ„¢, single SON5x6, 6.6mOhm  MOSFETs  Sample & Buy View Design Kits & Evaluation Modules
TLV431A  1% accuracy, low-voltage, adjustable precision shunt regulator  Voltage references  Sample & Buy View Design Kits & Evaluation Modules
TPS23751  IEEE 802.3at PoE interface with flyback DC-DC controller  Power over Ethernet (PoE) ICs  Sample & Buy View Design Kits & Evaluation Modules

CAD/CAE symbols

Part # Package | Pins CAD File (.bxl) STEP Model (.stp)
CSD18504Q5A VSONP (DQJ)| 8 Download Download
TLV431A Download Download
Download Download
Download -
Download Download
Download -
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TPS23751 Download Download

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Technical documentation

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User guides (1)
Title Type Size (KB) Date
PDF 1070 07 Jul 2015
Design files (3)
Title Type Size (KB) Date
PDF 2617 10 Jul 2015
PDF 253 07 Jul 2015
PDF 111 07 Jul 2015

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