SLVUDN1 December   2025

 

  1.   1
  2.   Description
  3.   Get Started
  4.   Features
  5.   Applications
  6.   6
  7. 1Evaluation Module Overview
    1. 1.1 Introduction
    2. 1.2 Kit Contents
    3. 1.3 Specification
    4. 1.4 Device Information
    5. 1.5 General Texas Instruments High Voltage Evaluation (TI HV EVM) User Safety Guidelines
  8. 2Hardware
    1. 2.1 Additional Image
      1. 2.1.1 Using the EVM on a Load with USB-C PD Communication
      2. 2.1.2 Using the EVM on a Load Without USB-C PD Communication
  9. 3Implementation Results
    1. 3.1 Electrical Performance Specifications
    2. 3.2 Test Setup
      1. 3.2.1 Test Setup Requirements
      2. 3.2.2 Test Setup Diagram of UCG28824EVM-124
      3. 3.2.3 Test Points
    3. 3.3 Performance Data and Typical Characteristic Curves
      1. 3.3.1  Efficiency Result of 4-Point Average at 24-Vout
      2. 3.3.2  Efficiency Result of 4-Point Average on 20VOUT
      3. 3.3.3  Efficiency Result of 4-Point Average at 15VOUT
      4. 3.3.4  Efficiency Result of 4-Point Average at 12-Vout
      5. 3.3.5  Efficiency Result of 4-Point Average at 9VOUT
      6. 3.3.6  Efficiency Result of 4-Point Average at 5VOUT
      7. 3.3.7  Efficiency Typical Results
      8. 3.3.8  Output Characteristics
      9. 3.3.9  Key Switching Waveforms
      10. 3.3.10 Switching Frequency versus Load
      11. 3.3.11 Output Ripple Voltage
      12. 3.3.12 Load Transient Response
      13. 3.3.13 Line Transient Response
      14. 3.3.14 Short Term Overload Operation
      15. 3.3.15 CCM operation
      16. 3.3.16 CISPR32 Class B Conducted EMI Test Result
  10. 4Hardware Design Files
    1. 4.1 Schematics
    2. 4.2 PCB Layouts
    3. 4.3 Transformer Details
      1. 4.3.1 ATQ18-T-325UH-W3-A
    4. 4.4 Bill of Materials
  11. 5Additional Information
    1.     Trademarks

Efficiency Result of 4-Point Average at 24-Vout

VIN (VRMS)

PIN (W)

VOUT (V)

IOUT (A)

POUT (W)

Pout %

EFFICIENCY

4-PT AVERAGE EFFICIENCY

90

4.94

23.99

0.188

4.50

10

90.99%

93.85%

90

12.04

23.99

0.470

11.28

25

93.65%

90

23.93

23.99

0.939

22.53

50

94.15%

90

35.90

23.99

1.406

33.73

75

93.96%

90

48.03

23.99

1.875

44.98

100

93.65%

115

5.08

24.05

0.195

4.69

10

92.24%

94.41%

115

12.16

24.05

0.475

11.42

25

93.95%

115

23.97

24.05

0.943

22.68

50

94.63%

115

35.84

24.05

1.409

33.89

75

94.54%

115

47.79

24.05

1.878

45.17

100

94.50%

230

5.23

24.06

0.196

4.72

10

90.10%

94.01%

230

12.44

24.05

0.475

11.42

25

91.82%

230

24.08

24.05

0.943

22.68

50

94.17%

230

35.72

24.04

1.410

33.90

75

94.89%

230

47.44

24.04

1.878

45.15

100

95.17%

264

5.14

23.99

0.188

4.51

10

87.70%

93.46%

264

12.41

23.99

0.470

11.28

25

90.86%

264

24.07

23.99

0.938

22.50

50

93.48%

264

35.68

23.99

1.406

33.70

75

94.47%

264

47.32

23.99

1.875

44.96

100

95.02%

CoC Tier 2, 4-pt average

87.70%

CoC Tier 2, 10%-load

77.83%