SLUUCX5 september   2023

 

  1.   1
  2.   Description
  3.   Features
  4.   Applications
  5.   5
  6. 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
  7. 2Hardware
    1. 2.1 Additional Images
    2. 2.2 Using the EVM on a Load with USB-C PD Communication
    3. 2.3 Using the EVM on a Load Without USB-C PD Communication
  8. 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
      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 on 20-Vout
      2. 3.3.2  Efficiency Result of 4-Point Average at 15-Vout
      3. 3.3.3  Efficiency Result of 4-Point Average at 9-Vout
      4. 3.3.4  Efficiency Result of 4-Point Average at 5-Vout
      5. 3.3.5  Efficiency Typical Results
      6. 3.3.6  Output Characteristics
      7. 3.3.7  Switching Frequency
      8. 3.3.8  Key Switching Waveforms
      9. 3.3.9  Output Ripple Voltage
      10. 3.3.10 Load Transient Response
      11. 3.3.11 EN55022 Class B Conducted EMI Test Result
      12. 3.3.12 Thermal Images at Full Load (20 V and 3.25 A)
  9. 4Hardware Design Files
    1. 4.1 Schematics
    2. 4.2 PCB Layouts
      1. 4.2.1 Transformer Details
    3. 4.3 Bill of Materials
  10. 5Additional Information
    1.     Trademarks

3.3.3 Efficiency Result of 4-Point Average at 9-Vout

VIN (VRMS)

PIN (W)

VOUT (V)

IOUT (A)

POUT (W)

PLOSS (W)

Pout %

EFFICIENCY

4-PT AVERAGE EFFICIENCY

90.0

29.0900

9.09

3.005

27.30

1.79

100%

93.9%

90.0

21.73

9.06

2.257

20.45

1.28

75%

94.1%

90.1

14.51

9.04

1.509

13.63

0.88

50%

94.0%

90.1

7.43

9.01

0.763

6.87

0.56

25%

92.5%

90.1

3.06

9.00

0.312

2.81

0.25

10%

91.8%

115.1

28.9500

9.08

3.004

27.29

1.66

100%

94.3%

93.6%

115.1

21.70

9.06

2.257

20.45

1.25

75%

94.2%

115.1

14.53

9.04

1.509

13.64

0.89

50%

93.9%

115.1

7.37

9.01

0.762

6.87

0.50

25%

93.2%

115.1

3.05

9.00

0.313

2.82

0.23

10%

92.4%

230.3

29.3300

9.08

3.004

27.29

2.04

100%

93.0%

91.5%

230.3

22.21

9.06

2.257

20.44

1.77

75%

92.0%

230.3

14.74

9.04

1.509

13.64

1.10

50%

92.5%

230.3

7.55

9.01

0.762

6.87

0.68

25%

91.0%

230.3

3.16

9.00

0.312

2.81

0.35

10%

88.8%

265.3

29.5800

9.08

3.005

27.30

2.28

100%

92.3%

265.3

22.5000

9.06

2.258

20.46

2.04

75%

90.9%

265.3

14.84

9.03

1.510

13.64

1.20

50%

91.9%

265.3

7.68

9.01

0.762

6.87

0.81

25%

89.5%

265.3

3.20

9.00

0.313

2.82

0.38

10%

88.0%

CoC Tier 2, 4-pt average

87.3%

CoC Tier 2, 10%-load

77.3%