SW003A5F datasheet(7/24 Pages) LINEAGEPOWER

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Data Sheet

December 12, 2008

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

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

LINEAGE POWER

Characteristic Curves (continued)

The following figures provide typical characteristics for the SW001A2B91 (12.0V, 1.2A) at 25ºC. The figures are

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

0.0

0.2

0.4

0.6

0.8

1.0

1.2

VI = 36V

VI = 54V

VI = 75V

OUTPUT CURRENT, Io (A)

TIME, t (5ms/div)

Figure 7. Converter Efficiency Vs Load at Vo= 12 V.

Figure 10. 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

3040

5060

7080

100

110

3.0 m/s (600 ft./min.)

2.0 m/s (400 ft./min.)

1.0 m/s (200 ft./min.)

Natural Convection

AMBIENT TEMPERATURE, TA

TIME, t (1.0ms/div)

Figure 8. Derating Output Current versus Local

Ambient Temperature and Airflow.

Figure 11. 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 9. Typical Output Ripple and Noise, VIN=VIN,

nom IO=80% of IO, max.

Figure 12. Typical Start-Up Output Voltage Rise

Characteristic.

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