d48s1238-2a Delta Electronics, Inc., d48s1238-2a Datasheet - Page 3

• Manufacturer Part Number: d48s1238-2a
• Description: Delphi Series D48s1238, 450w Quarter Brick Dc/dc Power Modules 48v In, 12v/38a Out
• Manufacturer: Delta Electronics, Inc.

DS_D48S1238-2_04142009
ELECTRICAL CHARACTERISTICS CURVES
Figure 1: Efficiency vs. load current for minimum, nominal, and
maximum input voltage at 25°C.
Figure 3: Output voltage regulation vs. load current showing
typical current limit curves and converter shutdown point for
minimum, nominal, and maximum input voltage at room
temperature.
96
95
94
93
92
91
90
89
88
14
14
13
13
12
12
11
11
10
0
0
48V
57V
43V
10
10
Output Current (A)
Output Current (A)
20
20
30
30
48V
57V
43V
40
40
Figure 2: Power dissipation vs. load current for minimum,
nominal, and maximum input voltage at 25°C.
35
30
25
20
15
10
5
0
0
10
Output Current (A)
20
30
48V
57V
43V
40
3