TIDT292 June   2022

 

  1.   Description
  2.   Features
  3.   Applications
  4. 1Test Prerequisites
    1. 1.1 Voltage and Current Requirements
    2. 1.2 Required Equipment
    3. 1.3 Dimensions
    4. 1.4 Test Setup
  5. 2Testing and Results
    1. 2.1 Efficiency Graphs
    2. 2.2 Efficiency Data
    3. 2.3 Power Factor and iTHD Versus Load, VAC and Frequency
      1. 2.3.1 Power Factor and iTHD Tables
    4. 2.4 Thermal Image
    5. 2.5 Bode Plots
    6. 2.6 Input AC Current Measurements: Compliance to DO160 Harmonic Limits
  6. 3Waveforms
    1. 3.1 Switching
    2. 3.2 Output Voltage Ripple
    3. 3.3 AC Waveforms (Input Voltage and Current, PFC Output Voltage)
    4. 3.4 Load Transients
    5. 3.5 Inrush Current
    6. 3.6 Start-Up Sequence
    7. 3.7 Shutdown

Efficiency Data

Efficiency data is shown in the following tables.

Table 2-1 VIN = 96 VAC, F = 400 Hz
V_pfc (V) PIN (W) PF (%) iTHD (%) VOUT (V) IOUT (A) POUT (W) Efficiency (%)

238.7

0.58

0.0

0.00

29.93

0.000

0.00

0.00%

238.6

5.35

25.1

20.0

29.93

0.104

3.12

58.26%

238.6

14.52

49.2

36.5

29.93

0.305

9.12

62.83%

238.5

28.95

70.7

29.6

29.93

0.709

21.23

73.34%

238.4

59.87

88.2

19.33

29.93

1.720

51.49

86.01%

238.4

117.64

95.8

15.54

29.92

3.538

105.86

89.99%

238.3

214.08

98.8

7.740

29.92

6.566

196.47

91.77%

238.2

442.00

99.8

4.970

29.90

13.41

401.07

90.74%

Table 2-2 VIN = 115 VAC, F = 400 Hz
V_pfc (V) PIN (W) PF (%) iTHD (%) VOUT (V) IOUT (A) POUT (W) Efficiency (%)

238.8

0.56

0.0

0.00

29.94

0.000

0.00

0.00%

238.7

5.19

18.7

15.0

29.94

0.104

3.12

60.09%

238.7

14.09

38.3

29.9

29.94

0.305

9.13

64.79%

238.6

28.82

59.7

35.7

29.94

0.710

21.25

73.72%

238.5

59.68

80.2

24.28

29.93

1.721

51.50

86.30%

238.4

117.23

92.4

17.83

29.93

3.539

105.91

90.34%

238.3

212.78

97.6

9.230

29.92

6.567

196.49

92.34%

238.3

437.50

99.5

5.207

29.91

13.42

401.28

91.72%

Table 2-3 VIN = 134 VAC, F = 400 Hz
V_pfc (V) PIN (W) PF (%) iTHD (%) VOUT (V) IOUT (A) POUT(W) Efficiency (%)

238.7

0.54

0.0

0.00

29.93

0.000

0.00

0.00%

238.6

5.04

14.2

10.2

29.93

0.105

3.13

62.08%

238.5

13.59

30.7

21.4

29.93

0.305

9.14

67.26%

238.5

28.23

49.7

32.8

29.92

0.710

21.24

75.25%

238.4

59.38

72.3

29.54

29.92

1.721

51.49

86.72%

238.3

115.69

87.8

17.03

29.92

3.539

105.87

91.52%

238.2

211.73

95.4

12.69

29.91

6.568

196.44

92.78%

238.2

435.10

99.0

5.810

29.90

13.42

401.23

92.22%