TIDT376 December   2023

 

  1.   1
  2.   Description
  3.   Features
  4.   Applications
  5. 1Test Prerequisites
    1. 1.1 Voltage and Current Requirements
    2. 1.2 Dimensions
    3. 1.3 Test Setup
  6. 2Testing and Results
    1. 2.1 Efficiency Graphs
    2. 2.2 Efficiency Data
    3. 2.3 Thermal Data
  7. 3Waveforms
    1. 3.1 Switching
    2. 3.2 Start-Up Sequence

Efficiency Data

Table 2-1 shows the efficiency data for 48-V input.

Table 2-1 48-V Input Efficiency Data
VBIAS (V) VIN (V) VOUT (V) IBIAS (A) IIN (A) IOUT (A) PBIAS (W) PIN (W) POUT (W) PLOSS (W) Efficiency no Bias Efficiency with Bias

4.8

48.0

12.0

0.3

0.8

3.0

1.6

39.9

36.0

3.9

90.3%

86.8%

4.8

48.0

12.0

0.3

1.8

7.0

1.6

87.9

83.8

4.1

95.4%

93.6%

4.8

47.9

12.0

0.3

2.8

11.0

1.6

135.9

131.5

4.4

96.8%

95.6%

4.8

47.9

11.9

0.3

3.8

15.0

1.6

183.8

178.9

4.9

97.3%

96.5%

4.8

47.9

11.9

0.3

4.8

19.0

1.6

231.7

226.2

5.5

97.6%

96.9%

4.8

47.9

11.9

0.3

5.8

23.0

1.6

279.7

273.3

6.3

97.7%

97.2%

4.8

47.9

11.9

0.3

6.8

27.0

1.6

327.5

320.2

7.3

97.8%

97.3%

4.8

47.9

11.8

0.3

7.8

31.0

1.6

375.2

366.9

8.4

97.8%

97.3%

4.8

47.8

11.8

0.3

8.8

35.0

1.6

423.0

413.4

9.6

97.7%

97.4%

4.8

47.8

11.8

0.3

9.8

39.0

1.6

470.8

459.8

11.0

97.7%

97.3%

4.8

47.8

11.8

0.3

10.8

43.0

1.6

518.4

505.8

12.6

97.6%

97.3%

4.8

47.8

11.7

0.3

11.8

47.0

1.6

566.1

551.8

14.3

97.5%

97.2%

4.8

47.8

11.7

0.3

12.9

51.0

1.6

613.8

597.7

16.2

97.4%

97.1%

4.8

47.7

11.7

0.3

13.9

55.0

1.6

661.3

643.1

18.2

97.2%

97.0%

4.8

47.7

11.7

0.3

14.9

59.0

1.6

709.0

688.5

20.5

97.1%

96.9%

4.8

47.7

11.7

0.3

15.9

63.0

1.6

756.6

733.8

22.9

97.0%

96.8%

4.8

47.7

11.6

0.3

16.9

67.0

1.6

804.1

778.6

25.5

96.8%

96.6%

4.8

47.7

11.6

0.3

17.9

71.0

1.6

851.5

823.2

28.2

96.7%

96.5%

4.8

47.6

11.6

0.3

18.9

75.0

1.6

898.8

867.6

31.2

96.5%

96.4%

4.8

47.6

11.5

0.3

19.9

79.0

1.6

946.6

912.1

34.4

96.4%

96.2%

4.8

47.6

11.5

0.3

20.9

83.0

1.6

993.9

956.1

37.8

96.2%

96.0%

4.8

47.6

11.5

0.3

21.9

87.0

1.6

1041.3

999.7

41.5

96.0%

95.9%

4.8

47.6

11.5

0.3

22.9

91.0

1.6

1088.5

1043.0

45.5

95.8%

95.7%

4.8

47.6

11.4

0.3

23.9

95.0

1.6

1136.2

1086.4

49.8

95.6%

95.5%

4.8

47.6

11.4

0.3

24.4

97.0

1.6

1159.8

1107.8

52.0

95.5%

95.4%

Table 2-2 shows the efficiency data for 40-V input.

Table 2-2 40-V Input Efficiency Data
VBIAS (V) VIN (V) VOUT (V) IBIAS (A) IIN (A) IOUT (A) PBIAS (W) PIN (W) POUT (W) PLOSS (W) Efficiency no Bias Efficiency with Bias

4.8

40.0

10.0

0.3

0.1

0.0

1.6

2.3

0.0

2.4

0.0%

0.0%

4.8

39.9

10.0

0.3

1.3

5.0

1.6

52.3

49.8

2.5

95.2%

92.4%

4.8

39.9

10.0

0.3

2.6

10.0

1.6

102.2

99.4

2.8

97.2%

95.7%

4.8

39.9

9.9

0.3

3.8

15.0

1.6

152.1

148.7

3.4

97.8%

96.7%

4.8

39.9

9.9

0.3

5.1

20.0

1.6

202.0

197.8

4.2

97.9%

97.1%

4.8

39.9

9.9

0.3

6.3

25.0

1.6

251.8

246.5

5.3

97.9%

97.3%

4.8

39.8

9.8

0.3

7.6

30.0

1.6

301.5

295.0

6.5

97.8%

97.3%

4.8

39.8

9.8

0.3

8.8

35.0

1.6

351.2

343.1

8.1

97.7%

97.3%

4.8

39.8

9.8

0.3

10.1

40.0

1.6

400.8

391.0

9.8

97.5%

97.2%

4.8

39.8

9.7

0.3

11.3

45.0

1.6

450.4

438.5

11.9

97.4%

97.0%

4.8

39.7

9.7

0.3

12.6

50.0

1.6

499.8

485.7

14.1

97.2%

96.9%

4.8

39.7

9.7

0.3

13.8

55.0

1.6

549.5

532.8

16.7

97.0%

96.7%

4.8

39.7

9.7

0.3

15.1

60.0

1.6

599.2

579.9

19.3

96.8%

96.5%

4.8

39.7

9.6

0.3

16.3

65.0

1.6

648.5

625.9

22.6

96.5%

96.3%

4.8

39.7

9.6

0.3

17.6

70.0

1.6

697.7

671.9

25.8

96.3%

96.1%

4.8

39.6

9.6

0.3

18.8

75.0

1.6

746.9

717.2

29.6

96.0%

95.8%

4.8

39.6

9.5

0.3

20.1

80.0

1.6

796.1

762.5

33.6

95.8%

95.6%

4.8

39.6

9.5

0.3

21.3

85.0

1.6

845.4

807.4

38.0

95.5%

95.3%

4.8

39.6

9.5

0.3

22.6

90.0

1.6

894.2

851.5

42.7

95.2%

95.1%

4.8

39.6

9.4

0.3

23.9

95.0

1.6

943.3

895.5

47.8

94.9%

94.8%

Table 2-3 shows the efficiency data for 60-V input.

Table 2-3 60-V Input Efficiency Data
VBIAS (V) VIN (V) VOUT (V) IBIAS (A) IIN (A) IOUT (A) PBIAS (W) PIN (W) POUT (W) PLOSS (W) Efficiency no Bias Efficiency With Bias

4.8

59.9

15.0

0.3

0.1

0.0

1.6

6.0

0.1

5.9

1.5%

1.2%

4.8

59.9

15.0

0.3

1.4

5.0

1.6

80.9

74.9

6.0

92.5%

90.8%

4.8

59.9

14.9

0.3

2.6

10.0

1.6

155.8

149.4

6.4

95.9%

94.9%

4.8

59.9

14.9

0.3

3.9

15.0

1.6

230.7

223.7

7.0

96.9%

96.3%

4.8

59.9

14.9

0.3

5.1

20.0

1.6

305.6

297.7

7.9

97.4%

96.9%

4.8

59.8

14.9

0.3

6.4

25.0

1.6

380.4

371.4

9.0

97.6%

97.2%

4.8

59.8

14.8

0.3

7.6

30.0

1.6

455.1

444.7

10.4

97.7%

97.4%

4.8

59.8

14.8

0.3

8.9

35.0

1.6

529.7

517.7

12.0

97.7%

97.4%

4.8

59.8

14.8

0.3

10.1

40.0

1.6

604.6

590.7

13.8

97.7%

97.5%

4.8

59.8

14.7

0.3

11.4

45.0

1.6

679.2

663.3

15.9

97.7%

97.4%

4.8

59.7

14.7

0.3

12.6

50.0

1.6

753.7

735.4

18.3

97.6%

97.4%

4.8

59.7

14.7

0.3

13.9

55.0

1.6

828.3

807.3

20.9

97.5%

97.3%

4.8

59.7

14.7

0.3

15.1

60.0

1.6

903.0

879.2

23.8

97.4%

97.2%

4.8

59.7

14.6

0.3

16.4

65.0

1.6

977.1

950.2

26.9

97.2%

97.1%

4.8

59.7

14.6

0.3

17.6

70.0

1.6

1051.5

1021.2

30.3

97.1%

97.0%

4.8

59.6

14.6

0.3

18.9

75.0

1.6

1125.8

1091.8

34.0

97.0%

96.8%

4.8

59.6

14.5

0.3

20.1

80.0

1.6

1200.1

1162.1

38.0

96.8%

96.7%

4.8

59.6

14.5

0.3

21.4

85.0

1.6

1274.3

1231.9

42.3

96.7%

96.6%

4.8

59.5

14.5

0.3

22.6

90.0

1.6

1348.2

1301.2

47.0

96.5%

96.4%