SLUAAP2
March 2023
LMG2610
,
UCC28782
Abstract
Trademarks
1
Introduction
1.1
Design Requirement 1: Managing Thermals Induced by Power Losses
1.2
Design Requirement 2: Reducing Energy Storage Requirement by Switching at High Frequency
2
A Brief Introduction to GaN's Value
3
The Active Clamp Flyback
3.1
Power Loss Saving 1: Zero-Clamp Loss
3.2
Power Loss Saving 2: Zero-Voltage-Switching
4
The Value of GaN in Active Clamp Flyback
5
Leveraging Integrated GaN to Simplify ACF Stage
6
Physical Design Implementations Using LMG2610 Integrated Half-Bridge and UCC28782 ACF Controller
6.1
UCC28782EVM-030
6.2
PMP23146
7
Leverage Design Tools for ACF
8
Summary
9
References
9
References
Texas Instruments,
Comparison of GaN- and Silicon FET-Based Active Clamp Flyback Converters
, power supply design seminar.
Texas Instruments,
Using the UCC28782EVM-030 65-W USB-C PD High- Density Active-Clamp Flyback Converter
, user guide.
Texas Instruments,
45-W Server Auxiliary Supply, High-Power Density Active Clamp Flyback With GaN Reference Design
, test report.
Texas Instruments,
ACF Power Stage Design Calculator
Texas Instruments,
LMG2610 Integrated 650-V GaN Half Bridge for Active-Clamp Flyback Converters
data sheet.