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

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.

Flyback controllers

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

Data sheet document-pdfAcrobat PDF open-in-new HTML
N-channel MOSFETs

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

Data sheet document-pdfAcrobat PDF open-in-new HTML
SR & load share controllers

UCC24610Secondary side synchronous rectifier controller

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

Technical documentation

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

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