TIDT412A October   2024  – November 2024

 

  1.   1
  2.   Description
  3.   Features
  4.   Applications
  5. 1Test Prerequisites
    1. 1.1 Voltage and Current Requirements
    2. 1.2 Required Equipment
    3. 1.3 Considerations
    4. 1.4 Dimensions
  6. 2Testing and Results
    1. 2.1 Efficiency Graphs
    2. 2.2 Efficiency Data
    3. 2.3 Thermal Images
    4. 2.4 Bode Plots
    5. 2.5 PWM Duty Cycle Versus Output Voltage
  7. 3Waveforms
    1. 3.1 Switching
    2. 3.2 Output Voltage Transitions
    3. 3.3 Load Transients
    4. 3.4 High Current Load Transients
    5. 3.5 Start-up and Shutdown Sequences
    6. 3.6 Overvoltage Protection
    7. 3.7 Reverse Voltage Protection

Efficiency Data

This section details the efficiency data at output voltages of 6V, 20V, and 35V, from 0A to 9A of load.

Table 2-1 Efficiency Data for 6V Output

VIN (V)

IIN (A)

VOUT (V)

IOUT (A)

PIN (W)

POUT (W)

PLOSS (W)

Efficiency (%)

48.717

0.086

6.248

0.002

4.180

0.011

4.169

0.270

48.714

0.150

6.246

0.507

7.291

3.166

4.125

43.420

48.712

0.213

6.247

1.008

10.384

6.295

4.089

60.620

48.710

0.277

6.247

1.508

13.505

9.422

4.083

69.770

48.707

0.342

6.245

2.010

16.668

12.550

4.118

75.290

48.705

0.407

6.246

2.509

19.845

15.672

4.173

78.970

48.703

0.473

6.243

3.008

23.037

18.781

4.256

81.530

48.700

0.538

6.243

3.508

26.217

21.898

4.319

83.530

48.698

0.604

6.243

4.009

29.429

25.027

4.402

85.040

48.696

0.670

6.244

4.508

32.633

28.149

4.484

86.260

48.693

0.736

6.245

5.008

35.840

31.273

4.567

87.260

48.691

0.802

6.243

5.508

39.073

34.387

4.686

88.010

48.688

0.868

6.241

6.006

42.275

37.488

4.787

88.680

48.686

0.934

6.242

6.506

45.497

40.611

4.886

89.260

48.684

1.001

6.243

7.005

48.731

43.727

5.003

89.730

48.681

1.067

6.242

7.505

51.963

46.846

5.117

90.150

48.679

1.134

6.242

8.005

55.200

49.964

5.236

90.510

48.676

1.201

6.243

8.505

58.455

53.092

5.363

90.830

48.674

1.268

6.240

9.006

61.716

56.198

5.518

91.060

Table 2-2 Efficiency Data for 20V Output

VIN (V)

IIN (A)

VOUT (V)

IOUT (A)

PIN (W)

POUT (W)

PLOSS (W)

Efficiency (%)

48.715

0.118

20.005

0.002

5.741

0.034

5.707

0.600%

48.708

0.327

20.006

0.507

15.950

10.151

5.799

63.640%

48.700

0.536

20.005

1.008

26.106

20.161

5.945

77.230%

48.693

0.744

20.006

1.507

36.251

30.157

6.094

83.190%

48.685

0.954

20.004

2.008

46.456

40.176

6.281

86.480%

48.678

1.164

20.007

2.508

56.644

50.177

6.467

88.580%

48.670

1.373

20.006

3.007

66.832

60.163

6.669

90.020%

48.663

1.582

20.004

3.507

77.004

70.153

6.851

91.100%

48.655

1.793

20.004

4.008

87.229

80.181

7.049

91.920%

48.647

2.002

20.005

4.508

97.406

90.186

7.220

92.590%

48.640

2.211

20.006

5.007

107.560

100.176

7.383

93.140%

48.633

2.421

20.005

5.508

117.724

110.184

7.540

93.600%

48.625

2.630

20.005

6.006

127.866

120.160

7.706

93.970%

48.617

2.839

20.005

6.507

138.001

130.160

7.841

94.320%

48.610

3.048

20.005

7.005

148.142

140.142

8.000

94.600%

48.602

3.258

20.004

7.506

158.331

150.139

8.192

94.830%

48.595

3.467

20.003

8.004

168.461

160.097

8.363

95.040%

48.587

3.677

20.003

8.504

178.668

170.115

8.554

95.210%

48.580

3.888

20.001

9.006

188.875

180.132

8.743

95.370%

Table 2-3 Efficiency Data for 35V Output

VIN (V)

IIN (A)

VOUT (V)

IOUT (A)

PIN (W)

POUT (W)

PLOSS (W)

Efficiency (%)

48.716

0.104

34.995

0.001

5.090

0.048

5.042

0.949

48.703

0.469

34.994

0.508

22.864

17.764

5.100

77.696

48.690

0.832

34.994

1.009

40.499

35.295

5.205

87.148

48.677

1.194

34.992

1.508

58.101

52.756

5.345

90.801

48.664

1.558

34.995

2.009

75.811

70.300

5.512

92.730

48.651

1.921

34.993

2.508

93.450

87.768

5.682

93.920

48.637

2.285

34.995

3.008

111.129

105.265

5.864

94.723

48.624

2.649

34.995

3.506

128.789

122.709

6.080

95.279

48.611

3.015

34.993

4.008

146.563

140.261

6.302

95.700

48.598

3.381

34.992

4.508

164.291

157.732

6.559

96.008

48.585

3.746

34.994

5.007

182.006

175.208

6.798

96.265

48.572

4.113

34.992

5.508

199.755

192.727

7.028

96.482

48.559

4.478

34.992

6.007

217.452

210.187

7.265

96.659

48.545

4.845

34.994

6.506

235.178

227.665

7.514

96.805

48.532

5.210

34.993

7.004

252.864

245.099

7.764

96.929

48.519

5.578

34.993

7.505

270.659

262.613

8.046

97.027

48.506

5.947

34.995

8.004

288.452

280.082

8.370

97.098

48.492

6.316

34.993

8.504

306.298

297.591

8.708

97.157

48.479

6.687

34.993

9.005

324.162

315.128

9.034

97.213