Data Sheet

www.recom-power.com
REV.: 5/2019 I-3
DC/DC Converter
Specifications (measured @ Ta= 25°C, 10% minimum load, unless otherwise stated)
R-78AA-0.5
Series
0 10 20 30 40 50 60 70 80 90 100
100
80
60
40
90
70
50
30
20
10
0
Efficiency [%]
Output Load [%]
15Vout
12Vout
5Vout
3.3Vout
1.8Vout
1.5Vout
0 10 20 30 40 50 60 70 80 90
100
25
20
15
10
5
0
Ripple [mV]
Output Load [%]
15Vout
12Vout
5Vout
3.3, 9Vout
1.8Vout
1.5Vout
100 20 30 40 50 60 70 80 90
100
40
30
20
50
45
35
25
15
10
5
0
Ripple [mV]
Output Load [%]
15Vout
12Vout
9Vout
5Vout
3.3Vout
1.8Vout
1.5Vout
0 10 20 30 40 50 60 70 80 90 100
100
80
60
40
90
70
50
30
20
10
0
Efficiency [%]
Output Load [%]
15,12Vout
5Vout
3.3Vout
1.8Vout
1.5Vout
Efficiency vs. Load (max. Vin)
Efficiency vs. Load (min. Vin)
Ripple vs. Load (max. Vin)
Ripple vs. Load (min. Vin)
4.75 10
15
20 25 30 34
100
80
60
40
90
70
50
30
20
10
0
Efficiency [%]
Input Voltage [VDC]
15, 12Vout
9Vout
5Vout
3.3Vout
1.8Vout
1.5Vout
4.75 10
15
20 25 30 34
50
40
30
20
55
45
25
15
10
5
0
Efficiency [%]
Input Voltage [VDC]
15Vout
12Vout
9Vout
5Vout
3.3Vout
1.8Vout
1.5Vout
Efficiency vs. Vin (full load)
Ripple vs. Vin (full load)