Ricoh RH5RH12B Power Supply User Manual


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14
RH5RH
2) Efficiency vs. Output Current
RH5RH301A
L=120µH
V
IN=1.0V
1.5V
2.0V
0 10
20
30
90
80
70
60
50
40
Output Current I
OUT(mA)
Efficiency η (%)
L=270µH
1.5V
2.0V
0 10
20
30 40
90
100
80
70
60
50
40
Output Current I
OUT(mA)
Efficiency η (%)
VIN=1.0V
RH5RH501A
L=120µH
V
IN=1.0V
3.0V
4.0V
0 50
100
150
90
100
80
70
60
50
40
Output Current I
OUT(mA)
Efficiency η (%)
2.0V
RH5RH302B
L=28µH
V
IN=0.9V
2.0V
2.5V
0
200
400
600
80
100
60
40
20
0
Output Current I
OUT(mA)
Efficiency η (%)
1.5V
RH5RH301A
RH5RH501A
L=270µH
V
IN=
1.0V
3.0V
4.0V
2.0V
0 50
100
150
90
100
80
70
60
50
40
Output Current I
OUT(mA)
Efficiency η (%)
RH5RH502B
L=28µH
V
IN=1.5V
3.0V
4.0V
2.0V
0
500
1000
80
100
60
40
20
0
Output Current I
OUT(mA)
Efficiency η (%)
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