H48SA12025NNFA Datasheet, PDF (4/14 Pages) Delta Electronics, Inc. – Delphi Series H48SA, Half Brick Family DC/DC Power Modules: 48V in, 12V/25A out

ELECTRICAL CHARACTERISTICS CURVES
95
90
75Vin
85
48Vin
80
36Vin
75
70
65
60
5
10
15
20
25
OUTPUT CURRENT (A)
30
25
20
48Vin
36Vin
15
75Vin
10
5
0
0
5
10
15
20
25
OUTPUT CURRENT (A)
Figure 5: Efficiency vs. output voltage for minimum, nominal,
and maximum input voltage at 25°C, Vout=13.2V.
Figure 6: Power dissipation vs. output voltage for minimum,
nominal, and maximum input voltage at 25°C, Vout=13.2V.
12
10
8
6
4
2
0
30.0 31.3 33.6 35.0 40.0 45.0 50.0 55.0 60.0 65.0 70.0 75.0
Output Current (A)
Figure 7: Typical input characteristics at room temperature.
0
0
Figure 8: Turn-on transient at full rated load current, 4ms/div:
Top Trace: Vout, 5V/div; Bottom Trace: ON/OFF input, 5V/div.
4
DS_H48SA12025_05112009