CD5.121 Datasheet, PDF (8/22 Pages) PULS GmbH – DC/DC Converter 12V, 8A

CD-Series
CD5.121
DC/DC Converter 12V, 8A
7. EFFICIENCY AND POWER LOSSES
Efficiency
Power losses
Input 24Vdc
typ.
88.2%
at 12V, 8A
typ.
0.6W
at no output load
typ.
6.4W
at 12V, 4A
typ.
12.8W
at 12V, 8A
typ.
16.8W
at 12V, 9.6A
Fig. 7-1 Efficiency vs. output current at 12V
output and 24Vdc input voltage, typ.
Efficiency
90%
89
88
87
86
85
84
Output Current
1 2 3 4 5 6 7 8A
Fig. 7-3 Efficiency vs. input voltage at 12V,
8A, typ.
Efficiency
89%
88.5
88.0
87.5
87.0
86.5
86.0
Input Voltage
18 20 22 24 26 28 30 32Vdc
Fig. 7-2 Losses vs. output current at 12V
output and 24Vdc input voltage, typ.
Power Losses
18W
15
12
9
6
3
Output Current
0
0 1 2 3 4 5 6 7 8A
Fig. 7-4 Losses vs. input voltage at 12V, 8A,
typ.
Power Losses
24W
20
16
12
8
4
Input Voltage
0
18 20 22 24 26 28 30 32Vdc
Mar. 2016 / Rev. 1.5 DS-CD5.121-EN
All parameters are specified at 12V, 8A, 24Vdc input voltage, 25°C ambient and after a 5 minutes run-in time unless otherwise noted.
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