TIDA-050072

65-W GaN-based USB PD3.0 USB-C adapter reference design

TIDA-050072

Design files

Overview

This reference design is a 65-W USB PD3.0 adapter targeted for many charging applications including mobile phones, laptops and tablets. The design achieves high efficiency and power density with the use of LMG3624 integrated GaN FET with current sense emulation. High efficiency is enabled with the quasi-resonant flyback, which provides a balance between simplicity and low switching losses.

Features
  • 25.29-W/in³ power density achieved for compact adapter designs
  • 92.83% efficiency at full-load, 90-Vac input
  • 94.09% efficiency at full-load, 115-Vac input
  • 94.32% efficiency at full-load, 230-Vac input
  • 160-mW loss reduction provided with integrated lossless current sensing
  • 30-mW standby power at 115 Vac
Output voltage options TIDA-050072.1
Vin (Min) (V) 90
Vin (Max) (V) 264
Vout (Nom) (V) 20
Iout (Max) (A) 3.25
Output Power (W) 65
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.

PDF | HTML
TIDUF57.PDF (1682 K)

Reference design overview and verified performance test data

TIDMC69.PDF (612 K)

Detailed schematic diagram for design layout and components

TIDMC70.PDF (161 K)

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

TIDMC71.PDF (261 K)

Detailed overview of design layout for component placement

TIDMC73.ZIP (1717 K)

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

TIDCGJ6.ZIP (930 K)

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

TIDMC72.PDF (1214 K)

PCB layer plot file used for generating PCB design layout

Products

Includes TI products in the design and potential alternatives.

Gallium nitride (GaN) power stages

LMG3624650V 170mΩ GaN FET with integrated driver, protection and current sensing

Data sheet: PDF | HTML

Technical documentation

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Type Title Date
Design guide 65-W, GaN-Based USB PD 3.0 USB Type-C® Adapter Reference Design PDF | HTML Nov. 28, 2023

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