Delta Electronics 20A Power Supply User Manual


 
Preliminary DS_NE12S20A_07272007
3
ELECTRICAL CHARACTERISTICS CURVES
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Output current (A)
Efficiency (%)
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60
65
70
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80
85
90
95
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Output current (A)
Efficiency (%)
Figure 1: Converter efficiency vs. output current
(0.59V output voltage, 12V input)
Figure 2: Converter efficiency vs. output current
(0.9V output voltage, 12V input)
55
60
65
70
75
80
85
90
95
12468101214161820
Output current (A)
Efficiency (%)
55
60
65
70
75
80
85
90
95
1 2 4 6 8 101214161820
Output current (A)
Efficiency (%)
Figure 3: Converter efficiency vs. output current
(1.5V output voltage, 12V input)
Figure 4: Converter efficiency vs. output current
(2.5V output voltage, 12V input)
55
60
65
70
75
80
85
90
95
1 2 4 6 8 101214161820
Output current (A)
Efficiency (%)
55
60
65
70
75
80
85
90
95
1 2 4 6 8 101214161820
Output current (A)
Efficiency (%)
Figure 5: Converter efficiency vs. output current
(3.3V output voltage, 12V input)
Figure 6: Converter efficiency vs. output current
(5.0V output voltage, 12V input)