Data Sheet

July 21, 2008

JRW017-070 Series Power Modules DC-DC Converters

36-75Vdc Input; 1.2Vdc to 12Vdc Output

10

The following figures provide typical characteristics for the JRW065A0Y (1.8V, 65A) at 25ºC. The figures are identical

for either positive or negative Remote On/Off logic.

0

0.5

1

1.5

2

2.5

3

3.5

4

4.5

25

35

45

55

65

75

TIME, t (1ms/div)

Figure 25. Typical Start-Up (Input Current)

characteristics at room temperature.

Figure 28. Typical Start-Up Characteristics from

Remote ON/OFF.

70

72

74

76

78

80

82

84

86

88

90

010

20

30

40

50

60

70

TIME, t (200

μs/div)

Figure 26. Converter Efficiency Vs Load at Room

temperature.

Figure 29. Transient Response to Dynamic Load

Change from 50% to 25% of full load current.

TIME, t (1

μs/div)

TIME, t (200

μs/div)

Figure 27. Typical Output Ripple and Noise at Room

temperature and

Figure 30. Transient Response to Dynamic Load

Change from 25% to 50 % of full load current.

75 Vin

48 Vin

36 Vin