PMP8896

Class 3 Efficiency-Optimized Flyback Converter for PoE Applications Reference Design

PMP8896

Design files

Overview

This converter is used for Class 3 PoE applications where high efficiency is required. The flyback converter with synchronous rectifier provides excellent efficiency and small size for PoE applications. The TPS23753A contains both the PoE Powered Device and the PWM controller functions.

Output voltage options PMP8896.1
Vin (Min) (V) 36
Vin (Max) (V) 57
Vout (Nom) (V) 5
Iout (Max) (A) 2
Output Power (W) 10
Isolated/Non-Isolated Isolated
Input Type DC
Topology Flyback- Synchronous^POE
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A fully assembled board has been developed for testing and performance validation only, and is not available for sale.

Design files & products

Design files

Download ready-to-use system files to speed your design process.

SLVU849.PDF (336 K)

Test results for the reference design, including efficiency graphs, test prerequisites and more

SLVRB26.PDF (49 K)

Detailed schematic diagram for design layout and components

SLVRB27.PDF (114 K)

Complete listing of design components, reference designators, and manufacturers/part numbers

Products

Includes TI products in the design and potential alternatives.

MOSFETs

CSD17527Q5A30-V, N channel NexFET™ power MOSFET, single SON 5 mm x 6 mm, 10.8 mOhm

Data sheet: PDF
Powered devices

TPS23753AIEEE 802.3-2005 PoE interface and Isolated Converter controller with Enhanced ESD Ride-Through

Data sheet: PDF | HTML
Shunt voltage references

TLV4311.5% accuracy, low-voltage, adjustable precision shunt regulator

Data sheet: PDF | HTML

Technical documentation

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Type Title Date
Test report PMP8896 Test Results Sep. 16, 2013

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