TIDT320A january   2023  – july 2023

 

  1.   1
  2.   Description
  3.   Features
  4.   Applications
  5. 1Test Prerequisites
    1. 1.1 Voltage and Current Requirements
    2. 1.2 Functional Block Diagram
    3. 1.3 Pin Functions
  6. 2Waveforms
    1. 2.1 Switching Frequency and Operating Modes
    2. 2.2 Output Voltage Ripple
    3. 2.3 Load Transients
    4. 2.4 Start-Up Sequence
  7. 3Testing and Results
    1. 3.1 Efficiency Graphs
    2. 3.2 Efficiency Data
    3. 3.3 No Load and OFF State Power Consumption
    4. 3.4 Thermal Images
    5. 3.5 Bode Plots
    6. 3.6 Load Regulation

Efficiency Data

Efficiency data is shown in the following tables.

Table 3-2 410 VDC Input Raw Efficiency Data
IOUT (A) 12VSB (V) VIN (V) PIN (W) Ploss (W) Efficiency
3.698 12.079 409.8 48.78 4.24 91.3%
3.499 12.093 409.8 46.19 3.99 91.4%
2.999 12.136 409.8 39.79 3.48 91.2%
2.509 12.179 409.9 33.92 3.43 89.9%
1.999 12.224 409.9 27.10 2.72 90.0%
1.499 12.269 409.9 20.50 2.14 89.6%
0.998 12.314 409.9 13.817 1.546 88.8%
0.599 12.350 409.9 8.459 1.071 87.3%
0.249 12.382 409.9 3.826 0.746 80.5%
0.099 12.396 410.0 1.591 0.365 77.1%
0.020 12.404 410.0 0.415 0.167 59.8%
0.000 12.406 410.0 0.082 0.082 0.0%
Table 3-3 390 VDC Input Raw Efficiency Data
IOUT (A) 12VSB (V) VIN (V) PIN (W) Ploss (W) Efficiency

3.698

12.074

389.8

48.68

4.15

91.5%

3.498

12.091

389.8

46.11

3.93

91.5%

2.999

12.134

389.8

39.72

3.42

91.4%

2.499

12.178

389.9

33.60

3.24

90.4%

1.999

12.222

389.9

27.02

2.64

90.2%

1.499

12.267

389.9

20.42

2.07

89.9%

0.998

12.312

389.9

13.756

1.487

89.2%

0.599

12.349

389.9

8.406

1.018

87.9%

0.249

12.381

389.9

3.776

0.696

81.6%

0.099

12.396

389.9

1.568

0.342

78.2%

0.020

12.404

389.9

0.402

0.154

61.7%

0.000

12.406

390.0

0.080

0.080

0.0%

Table 3-4 310 VDC Input Raw Efficiency Data
IOUT (A) 12VSB (V) VIN (V) PIN (W) Ploss (W) Efficiency

3.699

12.076

309.7

48.39

3.86

92.0%

3.498

12.091

309.7

45.88

3.70

91.9%

2.999

12.135

309.7

39.60

3.30

91.7%

2.499

12.179

309.8

33.30

2.93

91.2%

1.999

12.223

309.8

26.83

2.45

90.9%

1.499

12.268

309.8

20.24

1.88

90.7%

0.998

12.313

309.8

13.604

1.334

90.2%

0.599

12.350

309.8

8.283

0.895

89.2%

0.249

12.382

309.9

3.648

0.568

84.4%

0.099

12.396

309.9

1.524

0.297

80.5%

0.020

12.404

309.9

0.387

0.139

64.1%

0.000

12.406

309.9

0.080

0.080

0.0%

Table 3-5 170VDC Input Raw Efficiency Data
IOUT (A) 12VSB (V) VIN (V) PIN (W) Ploss (W) Efficiency

3.698

12.074

169.6

48.49

3.97

91.8%

3.498

12.088

169.6

45.91

3.75

91.8%

2.999

12.132

169.7

39.48

3.19

91.9%

2.498

12.176

169.7

33.03

2.68

91.9%

1.999

12.222

169.7

26.62

2.24

91.6%

1.498

12.268

169.8

20.07

1.72

91.4%

0.998

12.312

169.8

13.469

1.200

91.1%

0.599

12.348

169.9

8.181

0.794

90.3%

0.249

12.381

169.9

3.508

0.428

87.8%

0.099

12.395

169.9

1.467

0.241

83.6%

0.020

12.403

169.9

0.375

0.127

66.2%

0.000

12.405

169.9

0.076

0.076

0.0%

Table 3-6 100VDC Input Raw Efficiency Data
IOUT (A) 12VSB (V) VIN (V) PIN (W) Ploss (W) Efficiency

3.698

12.076

99.4

49.07

4.55

90.7%

3.497

12.092

99.4

46.36

4.20

90.9%

2.998

12.135

99.5

39.65

3.36

91.5%

2.498

12.179

99.6

33.02

2.66

91.9%

1.998

12.224

99.7

26.48

2.10

92.1%

1.498

12.269

99.7

20.04

1.69

91.5%

0.997

12.314

99.8

13.458

1.199

91.1%

0.598

12.350

99.8

8.167

0.790

90.3%

0.248

12.382

99.9

3.478

0.410

88.2%

0.098

12.396

99.9

1.451

0.237

83.6%

0.019

12.404

99.9

0.368

0.132

64.1%

0.000

12.406

99.9

0.072

0.072

0.0%