PMP9088

6W USB Charger with Quasi Resonant/Flyback Controller Reference Design

PMP9088

Design files

Overview

PMP9088 is a 6W USB Adapter reference design using the UCC28722 quasi-resonant discontinuous PSR flyback controller and ST13003 NPN power transistor, which illustrates the use of BJT power switches in AC/DC chargers and related industrial power supply applications. This reference design converts 100V to 240V RMS input voltage down to 5V DC, with a typical current limit of 1.35A for USB adapter applications.

Features
  • 100V to 240V RMS Input, 5V 1.2A Output
  • USB Adaptor in Cube form factor, 20mm X 21mm X 20mm
  • Topology Isolated Discontinuous/Quasi Resonant Flyback
  • UCC28722 Constant Current, Constant Voltage Flyback
  • ST13003 NPN power transistor for Flyback power switch
  • External trickle charge circuit for start-up
Output voltage options PMP9088.1
Vin (Min) (V) 100
Vin (Max) (V) 240
Vout (Nom) (V) 5
Iout (Max) (A) 1.2
Output Power (W) 6
Isolated/Non-Isolated Isolated
Input Type AC
Topology Flyback- Non Sync
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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.

TIDU009.PDF (575 K)

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

TIDR304.PDF (29 K)

Detailed schematic diagram for design layout and components

TIDR305.PDF (102 K)

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

TIDC199.ZIP (480 K)

Design file that contains information on physical board layer of design PCB

TIDU010.PDF (198 K)

PCB layer plot file used for generating PCB design layout

Products

Includes TI products in the design and potential alternatives.

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

UCC28722Low-Cost CVCC Flyback controller With primary-side regulation for bipolar Power Device

Data sheet: PDF | HTML

Technical documentation

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Type Title Date
Test report PMP9088 Test Results Nov. 19, 2013

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