Class 3 Isolated Synchronous Flyback Converter (3V/3.3A) for PoE PD Applications Reference Design


Design files


This PMP4507 delivers 3.3V@3A or 5V@2A from a PoE source, standard 13W limit. The converter accepts also an external voltage from an adapter ranging 12V to 54V input.

Output voltage options PMP4507.1
Vin (Min) (V) 10
Vin (Max) (V) 28
Vout (Nom) (V) 3.3
Iout (Max) (A) 3
Output Power (W) 9.9
Isolated/Non-Isolated Isolated
Input Type DC
Topology Flyback- Non Sync^POE

Design files & products

Design files

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

SLVU610.PDF (359 K)

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


Detailed schematic diagram for design layout and components


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

SLVU611.PDF (272 K)

PCB layer plot file used for generating PCB design layout


Includes TI products in the design and potential alternatives.

Powered devices

TPS23753IEEE 802.3-2005 PoE Interface and Isolated Converter and Controller

Data sheet document-pdfAcrobat PDF
Shunt voltage references

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

Data sheet document-pdfAcrobat PDF open-in-new HTML

Technical documentation

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Type Title Date
Test report PMP4507 Test Results Nov. 11, 2011

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