Class 3- Low Cost 12V/1A Flyback Converter for PoE Applications Reference Design

(ACTIVE) PMP8803

Description & Features

Technical Documents

Support & Training

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Description

This converter is used for Class 3 PoE applications. The flyback converter with diode rectifier offers low cost while still achieving good efficiency. This converter is well sutied for PoE applications such as IP security cameras. The TPS23753A contains both the PoE Powered Device and the PWM controller functions.

Features
  • Ethernet Alliance certified for receiving Class 3 power

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Bill of Materials (BOM)

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Parametrics
 PMP8803.1
(Output Voltage 1)
Vin (Min) (V)36
Vin (Max) (V)57
Vout (Nom) (V)12
Iout (Max) (A)1
Output Power (W)12
Isolated/Non-IsolatedIsolated
Input TypeDC
TopologyFlyback- Non Sync
POE

TI Devices (2)

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
TL431A  1% Accuracy Adjustable Precision Shunt Regulator  Voltage references  Sample & Buy Not Available
TPS23753A  IEEE 802.3-2005 PoE Interface and Isolated Converter Controller with Enhanced ESD Ride-Through  Power over Ethernet (PoE)  Sample & Buy View Design Kits & Evaluation Modules

CAD/CAE symbols

Part # Package | Pins CAD File (.bxl) STEP Model (.stp)
TL431A Download Download
Download Download
Download -
Download Download
Download Download
Download Download
Download Download
Download -
Download Download
TPS23753A Download Download

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Step 2: Download the Symbol and Footprint from the CAD.bxl file table.


Technical Documents

View the Important Notice for TI Designs covering authorized use, intellectual property matters and disclaimers.

User guides (1)
Title Abstract Type Size (KB) Date Views
PDF 416 01 Feb 2013 13
Design files (2)
Title Abstract Type Size (KB) Date Views
PDF 191 01 Feb 2013 16
PDF 39 01 Feb 2013 36

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