SLUUCX7 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
  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
    3. 4.3 Bill of Materials
  10. 5Additional Information
    1. 5.1 Trademarks

3.3.1 Efficiency Result of 4-Point Average on 20-Vout

VIN (VRMS)

PIN (W)

VOUT (V)

IOUT (A)

POUT (W)

PLOSS (W)

Pout %

EFFICIENCY

4-PT AVERAGE EFFICIENCY

89.9

70.3600

20.15

3.250

65.51

4.85

100%

93.1%

90.0

52.29

20.12

2.442

49.13

3.16

75%

94.0%

90.0

34.79

20.09

1.630

32.75

2.04

50%

94.1%

90.1

17.63

20.06

0.822

16.49

1.14

25%

93.5%

90.1

7.43

20.05

0.334

6.71

0.72

10%

90.3%

115.0

69.4300

20.15

3.251

65.51

3.92

100%

94.4%

94.2%

115.0

52.01

20.12

2.443

49.17

2.84

75%

94.5%

115.1

34.68

20.09

1.631

32.76

1.92

50%

94.5%

115.1

17.64

20.06

0.822

16.48

1.16

25%

93.4%

115.1

7.29

20.04

0.336

6.73

0.55

10%

92.4%

230.2

69.3500

20.15

3.252

65.53

3.82

100%

94.5%

93.6%

230.3

52.25

20.12

2.441

49.11

3.14

75%

94.0%

230.3

35.17

20.09

1.630

32.75

2.42

50%

93.1%

230.3

17.79

20.06

0.822

16.49

1.30

25%

92.7%

230.3

7.45

20.05

0.335

6.71

0.75

10%

90.0%

265.3

69.7200

20.15

3.251

65.51

4.21

100%

94.0%

265.3

52.6100

20.12

2.441

49.11

3.50

75%

93.4%

265.3

35.39

20.09

1.630

32.74

2.65

50%

92.5%

265.4

17.90

20.06

0.822

16.49

1.41

25%

92.1%

265.3

7.56

20.05

0.335

6.71

0.84

10%

88.8%

CoC Tier 2, 4-pt average

88.9%

CoC Tier 2, 10%-load

78.9%