Data Sheet

October 5, 2009

SW/SC001/003 Series DC-DC Power Module:

18-36Vdc & 36-75Vdc Input; 3.3-15Vdc Output; 1-3.5A Output Current

10

The following figures provide typical characteristics for the SC001A2B91 (12.0V, 1.2A) at 25ºC. The figures are

identical for either positive or negative Remote On/Off logic.

70

72

74

76

78

80

82

84

86

88

0.0

0.2

0.4

0.6

0.8

1.0

1.2

TIME, t (5ms/div)

Figure 25. Converter Efficiency Vs Load.

Figure 28. Typical Start-Up Using Remote On/Off,

negative logic version shown.

0.0

0.2

0.4

0.6

0.8

1.0

1.2

1.4

0

102030405060708090

100

110

3.0 m/ s (600 f t ./ min.)

2.0 m/ s (400 f t ./ min.)

1.0 m/ s (200 f t ./ min.)

Nat ural Convect ion

TIME, t (1.0ms/div)

Figure 26. Derating Output Current versus Local

Ambient Temperature and Airflow.

Figure 29. Transient Response to Dynamic Load

Change from 50% to 75% to 50% of full load.

TIME, t (1

μs/div)

TIME, t (100

μs/div)

Figure 30. Typical Start-Up Output Voltage Rise

Characteristic.