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ManualsBrandsMURATA POWER SOLUTIONS ManualsPSU ComponentsDC/DC converter (print) 12 V 400 mA 4.8 W No. of outputs: 1 x
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78xxSR Series
3.3V/5V/12V Outputs High-Effi ciency
Switching Regulators with LM78xx Pinouts
30 Oct 2015 MDC_78xxSR Series.B07 Page 5 of 7
7812SR-C Effi ciency 7812SR-C Input Current
7805SR-C Effi ciency
7803SR-C Effi ciency 7803SR-C Input Current
7805SR-C Input Current
50
55
60
65
70
75
80
85
90
8 1012141618202224262830323436
INPUT VOLTAGE
EFFICIENCY
0.00
0.05
0.10
0.15
0.20
0.25
8 1012141618202224262830323436
INPUT VOLTAGE
INPUT CURRENT (AMPS)
25% LOAD
100% LOAD
50% LOAD
25% LOAD
100% LOAD
50% LOAD
60
65
70
75
80
85
90
95
8 1012141618202224262830323436
EFFICIENCY
0.00
0.05
0.10
0.15
0.20
0.25
0.30
0.35
8 1012141618202224262830323436
NPUT CURRENT (AMPS)
25% LOAD
100% LOAD
50% LOAD
25% LOAD
100% LOAD
50% LOAD
70
75
80
85
90
95
100
14 16 18 20 22 24 26 28 30 32 34 36
INPUT VOLTAGE
EFFICIENCY
0.00
0.05
0.10
0.15
0.20
0.25
0.30
0.35
0.40
14 16 18 20 22 24 26 28 30 32 34 36
INPUT VOLTAGE
INPUT CURRENT (AMPS)
25% LOAD
100% LOAD
50% LOAD
25% LOAD
100% LOAD
50% LOAD
Effi cience Curves