E48SP Datasheet, PDF (3/15 Pages) Delta Electronics, Inc. – 48V in, 12V/20A out

ELECTRICAL CHARACTERISTICS CURVES
96
95
94
93
36V
92
48V
91
75V
90
89
88
87
86
2
4
6
8 10 12 14 16 18 20
Output Current(A)
20
18
16
14
36V
12
48V
10
75V
8
6
4
2
0
0 2 4 6 8 10 12 14 16 18 20
Output Current(A)
Figure 1: Efficiency vs. load current for minimum, nominal, and
maximum input voltage at 25°C
8
Figure 2: Power dissipation vs. load current for minimum, nominal,
and maximum input voltage at 25°C
15
7
12
6
5
9
4
6
3
2
3
1
0
30 32 34 36 38 40 42 44 46 48 50 52 54 56 58 60 62 64 66 68 70 72 74 76
Input voltage(V)
0
0
5
10
15
20
25
30
Output Current(A)
Figure 3: Typical full load input characteristics at room
temperature
Figure 4: 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
3
DS_E48SP12020_08022010