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DS_H48SR1R860_06272006
ELECTRICAL CHARACTERISTICS CURVES
76
78
80
82
84
86
88
90
0.8 1.0 1.2 1.4 1.6 1.8
OUTPUT VOLTAGE (V)
EFFICIENCY (%)
36Vin 48Vin 75Vin
0.0
4.0
8.0
12.0
16.0
20.0
24.0
0.8 1.0 1.2 1.4 1.6 1.8
OUTPUT VOLTAGE (V)
POWER DISSIPATION (W)
36Vin 48Vin 75Vin
Figure 5: Efficiency vs. output voltage for minimum, nominal,
and maximum input voltage at 25°C. (Iout=60A)
Figure 6: Power dissipation vs. output voltage for minimum,
nominal, and maximum input voltage at 25°C. (Iout=60A)
0.0
1.0
2.0
3.0
4.0
5.0
30 35 40 45 50 55 60 65 70 75
INPUT VOLTAGE (V)
INPUT CURRENT (A)
Io=60A Io=36A Io=6A
Figure 7: Typical input characteristics at room temperature Figure 8: Turn-on transient at full rated load current (resistive
load) (1 ms/div). Top Trace: Vout; 1V/div; Bottom Trace:
ON/OFF input: 2V/div
4