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PMP40974 Reference Design

Texas Instruments

High-power density 65-W: USB Type-C®: charger using active clamp flyback reference design

Description

This reference design is a 65-W: high-power density USB charger using the UCC28782 active-clamp flyback controller achieving 30-W/in power density. The maximum power rating is 65-W at 20-V VOUT across a universal AC-input range. VOUT is also adjustable to 20-: 15-: 9-: and 5-V output voltage and 3 A. The design reaches a peak efficiency of 94%. The average efficiency and standby power levels are designed to meet DoE Level VI and CoC Tier 2 limits.

Features
  • High efficiency peak 94%High power density 30 W/in3Meets CoC and DoE efficiency regulationsCompatible with USB PD 3.0 standard
Applications
  • Mobile wall charger design
  • Notebook PC power adapter design
  • Other AC/DC adapters/PSU
  • USB wall power outlet
Product Categories
  • Power management

End Equipment Reference Diagrams

Application Area End Equipment
Mobile wall charger design https://www.ti.com/solution/mobile-wall-charger-design#referencedesigns
Notebook PC power adapter design https://www.ti.com/solution/notebook-pc-power-adapter-design#referencedesigns
Other AC/DC adapters/PSU https://www.ti.com/solution/ac-dc-adapters-psu#referencedesigns
USB wall power outlet https://www.ti.com/solution/usb-wall-power-outlet#referencedesigns
Additional details