NQB-420DWA-AN Datasheet, PDF (11/36 Pages) CUI INC – FULLY REGULATED ADVANCED BUS CONVERTERS

CUI Inc │ SERIES: NQB-D │ DESCRIPTION: FULLY REGULATED ADVANCED BUS CONVERTERS
date 02/20/2013 │ page 11 of 36
Typical Characteristics
12.0 V, 39 A / 468 W
Efficiency
[%]
100
95
90
85
80
75
0
5 10 15 20 25 30 35 40 [A]
Power Dissipation
40 V
48 V
53 V
60 V
[W]
25
20
15
10
5
0
0
5 10 15 20 25 30 35 40 [A]
40 V
48 V
53 V
60 V
Efficiency vs. load current and input voltage at T_P1, T_P3 = +25 C
Output Characteristics
[V]
12.2
12.1
40 V
12.0
48 V
53 V
60 V
11.9
11.8
0 5 10 15 20 25 30 35 40 [A]
Output voltage vs. load current at T_P1, T_P3 = +25°C
Dissipated power vs. load current and input voltage at
T_P1, T_P3 = +25°C
Current Limit Characteristics
[V]
13.0
11.0
9.0
40 V
48 V
7.0
53 V
60 V
5.0
3.0
39
41
43
45
47 [A]
Output voltage vs. load current at I_O > max I_O , T_P1, T_P3 = +25°C
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