PMP8632

8W Primary-Side Regulated Flyback Using UCC28700 Reference Design

PMP8632

Design files

Overview

This design is a primary side regulated flyback (optocoupler-less) with secondary side synchronous rectification and an input voltage range of 85VAC to 240VAC. It delivers an output of 5.0V@1.6A.

Output voltage options PMP8632.1
Vin (Min) (V) 85
Vin (Max) (V) 240
Vout (Nom) (V) 5
Iout (Max) (A) 1.6
Output Power (W) 8
Isolated/Non-Isolated Isolated
Input Type AC
Topology Flyback- Quasi Resonant
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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.

SLUUAY9.PDF (1159 K)

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

SLURAQ2.PDF (64 K)

Detailed schematic diagram for design layout and components

SLURAQ3.PDF (103 K)

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

Products

Includes TI products in the design and potential alternatives.

AC/DC & DC/DC controllers (external FET)

UCC24610Secondary side synchronous rectifier controller

Data sheet: PDF | HTML
AC/DC & DC/DC controllers (external FET)

UCC28700Constant-voltage, constant-current PWM with PSR & Programmable cable compensation

Data sheet: PDF | HTML
MOSFETs

CSD18504Q5A40-V, N channel NexFET™ power MOSFET, single SON 5 mm x 6 mm, 6.6 mOhm

Data sheet: PDF | HTML

Technical documentation

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Type Title Date
Test report PMP8632 Test Results Feb. 26, 2014

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