SLVT235 January   2025

 

  1.   1
  2.   Description
  3.   Resources
  4.   Features
  5.   Applications
  6. 1Test Prerequisites
    1. 1.1 Voltage and Current Requirements
    2. 1.2 Required Equipment
    3. 1.3 Safety Warning
    4. 1.4 Dimensions
    5. 1.5 Test Setup
  7. 2Testing and Results
    1. 2.1 Efficiency Graphs
    2. 2.2 Efficiency Data
    3. 2.3 Thermal Images
  8. 3Waveforms
    1. 3.1 Switching
    2. 3.2 Start-up Sequence
    3. 3.3 Undervoltage Protection
    4. 3.4 Wide Range Adjustable Output Voltage Capability
  9. 4Trademarks

Efficiency Data

Efficiency data is shown in Table 2-1 through Table 2-4.

Table 2-1 Efficiency Results With 28V Output

VIN (V)

VOUT (V)

IOUT (A)

PIN (W)

POUT (W)

PLOSS (W)

Efficiency (%)

390

28.253

9.9928

288.86

282.3266

6.5334

97.74%

390

28.261

9.0028

260.14

254.4281

5.7119

97.80%

390

28.252

7.9978

231.05

225.9538

5.0962

97.79%

390

28.256

7.5019

216.83

211.9737

4.8563

97.76%

390

28.195

7.0088

202.22

197.6131

4.6069

97.72%

390

28.303

6.0038

174.04

169.9256

4.1144

97.64%

390

28.242

4.9988

145.37

141.1761

4.1939

97.12%

390

28.251

4.0097

116.93

113.278

3.6520

96.88%

390

28.243

3.0047

87.658

84.86174

2.7963

96.81%

390

28.233

2.5022

72.981

70.64461

2.3364

96.80%

390

28.239

2.0025

58.491

56.5486

1.9424

96.68%

390

28.215

0.9994

29.127

28.19807

0.9289

96.81%

Table 2-2 Efficiency Results With 20V Output

VIN (V)

VOUT (V)

IOUT (A)

PIN (W)

POUT (W)

PLOSS (W)

Efficiency (%)

390

20.181

11.993

249.02

242.0307

6.9893

97.19%

390

20.181

11.004

228.16

222.0717

6.0883

97.33%

390

20.18

9.9984

207.07

201.7677

5.3023

97.44%

390

20.233

9.0084

186.96

182.267

4.6930

97.49%

390

20.181

8.0044

165.7

161.5368

4.1632

97.49%

390

20.176

6.9984

144.93

141.1997

3.7303

97.43%

390

20.181

6.0084

125.07

121.2555

3.8145

96.95%

390

20.118

5.0044

103.96

100.6785

3.2815

96.84%

390

20.177

3.9994

83.528

80.69589

2.8321

96.61%

390

20.177

3.0084

62.859

60.70049

2.1585

96.57%

390

20.178

2.0044

41.881

40.44478

1.4362

96.57%

390

20.177

1.0003

20.943

20.18305

0.7599

96.37%

Table 2-3 Efficiency Results With 15V Output

VIN (V)

VOUT (V)

IOUT (A)

PIN (W)

POUT (W)

PLOSS (W)

Efficiency (%)

390

15.134

11.999

188.06

181.5929

6.4671

96.56%

390

15.106

10.994

171.52

166.0754

5.4446

96.83%

390

15.115

10.003

155.76

151.1953

4.5647

97.07%

390

15.131

8.9981

140.04

136.1503

3.8897

97.22%

390

15.124

8.0091

124.51

121.1296

3.3804

97.29%

390

15.119

7.0041

108.85

105.895

2.9550

97.29%

390

15.124

5.9991

93.556

90.73039

2.8256

96.98%

390

15.119

5.0091

78.197

75.73258

2.4644

96.85%

390

15.117

4.005

62.73

60.54359

2.1864

96.51%

390

15.126

2.9981

47.031

45.34926

1.6817

96.42%

390

15.116

2.0091

31.541

30.36956

1.1714

96.29%

390

15.111

1.005

15.792

15.18656

0.6054

96.17%

Table 2-4 Efficiency Results With 9V Output

VIN (V)

VOUT (V)

IOUT (A)

PIN (W)

POUT (W)

PLOSS (W)

Efficiency (%)

390

9.081

12.002

114.87

108.9902

5.8798

94.88%

390

9.1

10.997

105.23

100.0727

5.1573

95.10%

390

9.077

9.9919

95.12

90.69648

4.4235

95.35%

390

9.069

9.0019

85.225

81.63823

3.5868

95.79%

390

9.066

7.9978

75.429

72.50805

2.9209

96.13%

390

9.072

7.0069

66.013

63.5666

2.4464

96.29%

390

9.074

6.0019

57.013

54.46124

2.5518

95.52%

390

9.076

4.9959

47.205

45.34279

1.8622

96.06%

390

9.08

4.0069

37.904

36.38265

1.5213

95.99%

390

9.072

3.0009

28.57

27.22416

1.3458

95.29%

390

9.059

1.9959

18.993

18.08086

0.9121

95.20%

390

9.068

1.0059

9.621

9.121501

0.4995

94.81%