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DS_E48SB12020_05222008
3
ELECTRICAL CHARACTERISTICS CURVES
90
91
92
93
94
95
96
97
3 6 9 1215182124
Output Current (A)
Efficiency (%)
38Vin
48Vin
55Vin
0
2
4
6
8
10
0 3 6 9 12 15 18 21 24
Output Current (A)
Loss (W)
38Vin
48Vin
55Vin
Figure 1: Efficiency vs. load current for minimum, nominal, and
maximum input voltage at 25°C
Figure 2: Power loss vs. load current for minimum, nominal,
and maximum input voltage at 25°C.
2
4
6
8
10
12
14
0 3 6 9 12 15 18 21 24 27
Output Current (A)
Output Voltage (V)
38Vin
48Vin
55Vin
17.00
18.00
19.00
20.00
21.00
22.00
23.00
38 40 42 44 46 48 50 52 54 56
Vin (V)
Max Io (A)
Figure 3: Output voltage regulation vs load current showing
typical current limit curves and converter shutdown points for
minimum, nominal, and maximum input voltage at room
temperature.
Figure 4: Max output current vs input voltage.