Data Sheet
GE
CAR0812DC Series DC-DC Converter
Input: -36VDC to -75VDC; Output: +12 VDC @ 850W; 3.3VDC or 5 VDC @ 1A
Characteristic Curves
The following figures provide typical characteristics for the CAR0812DC converter at 25oC
Input
3.3V
12V
TIME, t (200ms/div)
Figure 1. Converter Efficiency versus Output Current.
Figure 2. Input start up (Vin: -48VDC, full load).
TIME, t (20ms/div)
TIME, t (20ms/div)
Figure 3. Start-up Using Remote On/Off
(Vin: -48VDC, load independent)
Figure 4. 12V start-up with 16,000µf external capacitance
(Vin: -48VDC, full load)
TIME, t (5s/div)
TIME, t (20s /div)
Figure 5. 12V output ripple and noise (Vin: -48VDC, full load).
Figure 6. 3.3V output ripple and noise (Vin: -48VDC, full load).
April 23, 2013
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