SLVUDN1
December 2025
1
Description
Get Started
Features
Applications
6
1
Evaluation Module Overview
1.1
Introduction
1.2
Kit Contents
1.3
Specification
1.4
Device Information
1.5
General Texas Instruments High Voltage Evaluation (TI HV EVM) User Safety Guidelines
2
Hardware
2.1
Additional Image
2.1.1
Using the EVM on a Load with USB-C PD Communication
2.1.2
Using the EVM on a Load Without USB-C PD Communication
3
Implementation Results
3.1
Electrical Performance Specifications
3.2
Test Setup
3.2.1
Test Setup Requirements
3.2.2
Test Setup Diagram of UCG28824EVM-124
3.2.3
Test Points
3.3
Performance Data and Typical Characteristic Curves
3.3.1
Efficiency Result of 4-Point Average at 24-Vout
3.3.2
Efficiency Result of 4-Point Average on 20VOUT
3.3.3
Efficiency Result of 4-Point Average at 15VOUT
3.3.4
Efficiency Result of 4-Point Average at 12-Vout
3.3.5
Efficiency Result of 4-Point Average at 9VOUT
3.3.6
Efficiency Result of 4-Point Average at 5VOUT
3.3.7
Efficiency Typical Results
3.3.8
Output Characteristics
3.3.9
Key Switching Waveforms
3.3.10
Switching Frequency versus Load
3.3.11
Output Ripple Voltage
3.3.12
Load Transient Response
3.3.13
Line Transient Response
3.3.14
Short Term Overload Operation
3.3.15
CCM operation
3.3.16
CISPR32 Class B Conducted EMI Test Result
4
Hardware Design Files
4.1
Schematics
4.2
PCB Layouts
4.3
Transformer Details
4.3.1
ATQ18-T-325UH-W3-A
4.4
Bill of Materials
5
Additional Information
Trademarks
EVM User's Guide
Using the UCG28824EVM-124 45W High-Density GaN Integrated Quasi-Resonant Flyback Converter