PMP10020

33W Offline QR Flyback Converter with Multiple Outputs Reference Design

PMP10020

Design files

Overview

This design uses the UCC28610 quasi-resonant flyback controller to generate 3 isolated outputs from an universal input (90VAC - 290VAC). It was built on a low cost single layer PCB. The regulated output provides 12V@1.89A and the maximum output power is 33W.

Features
  • Universal input voltage
  • Valley switching
  • Multiple outputs
  • Single Layer PCB
Output voltage options PMP10020.1 PMP10020.2 PMP10020.3
Vin (Min) (V) 90 90 90
Vin (Max) (V) 290 290 290
Vout (Nom) (V) 18 18 12
Iout (Max) (A) .39 .2 1.89
Output Power (W) 7.02 3.6 22.68
Isolated/Non-Isolated Isolated Isolated Isolated
Input Type AC AC AC
Topology Flyback- Quasi Resonant Flyback- Quasi Resonant 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.

TIDU931.PDF (860 K)

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

TIDREC6.PDF (81 K)

Detailed schematic diagram for design layout and components

TIDREC7.PDF (100 K)

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

TIDREC8.ZIP (340 K)

Files used for 3D models or 2D drawings of IC components

Products

Includes TI products in the design and potential alternatives.

Flyback controllers

UCC2861012-65W green-mode Flyback power supply controller

Data sheet: PDF | HTML
Shunt voltage references

LMV431A1%, low-voltage (1.24-V) adjustable precision shunt regulator

Data sheet: PDF

Technical documentation

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Type Title Date
Test report PMP10020 Test Results Apr. 14, 2015

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