Data Sheet
March 27, 2008
QBW018A0B Series Power Modules, DC - DC Converters:
36 – 75Vdc Input; 12Vdc Output; 18A Output Current
Characteristic Curves
(continued)
The following figures provide typical characteristics for the QBW018A0B (12V, 18A) at 25ºC. The figures are identical
for either positive or negative Remote On/Off logic.
12.3
OUTPUT VOLTAGE, V
O
(V)
12.2
Io=0A
12.1
12
Io=9A
Io=18A
11.9
35
40
45
50
55
60
65
70
75
INPUT VOLTAGE, V
in
(V)
Figure 7. Typical Output voltage regulation vs. Input
voltage at Room Temperature
12.3
Vin=48V
OUTPUT VOLTAGE, V
O
(V)
12.2
12.1
12
Vin=75V
11.9
Vin=36V
11.8
0
5
10
15
20
OUTPUT CURRENT, I
O
(A)
Figure 8. Typical Output voltage regulation Vs. Output
current at Room Temperature
LINEAGE
POWER
7
LINEAGEPOWER [ LINEAGE POWER CORPORATION ]
