Ricoh RV5VH Power Supply User Manual


 
27
RV5VH1××/RV5VH2××
3) Efficiency vs. Output Current (RV5VH1××)
RV5VH101
100
75
80
85
90
95
65
70
55
60
50
Output Current IOUT(mA)
Efficiency η(%)
0.01 0.1 1 10 100
Topt=25˚C
L1=100µH
C1=22µF
VIN=0.9V
VIN=1.2V
VIN=2.0V
VIN=1.5V
RV5VH101
100
75
80
85
90
95
65
70
55
60
50
Output Current IOUT(mA)
Efficiency η(%)
0.01 0.1 1 10 100
Topt=25˚C
L1=220µH
C1=22µF
VIN=1.2V
VIN=2.0V
VIN=1.5V
VIN=0.9V
RV5VH102
100
75
80
85
90
95
65
70
55
60
50
Output Current IOUT(mA)
Efficiency η(%)
0.1 1 10 100 1000
Topt=25˚C
L1=100µH
C1=22µF
VIN=1.5V
VIN=0.9V
VIN=2.0V
VIN=3.0V
VIN=4.0V
RV5VH102
100
75
80
85
90
95
65
70
55
60
50
Output Current IOUT(mA)
Efficiency η(%)
0.1 1 10 100 1000
Topt=25˚C
L1=220µH
C1=22µF
VIN=1.5V
VIN=0.9V
VIN=2.0V
VIN=3.0V
VIN=4.0V
RV5VH201
90
65
70
75
80
85
55
60
45
50
40
Output Current IOUT(mA)
Efficiency η(%)
0.01 0.1 1 10 100 1000
Topt=25˚C
L1=27µH
C1=96µF
VIN=1.5V
VIN=0.9V
VIN=1.2V
VIN=2.0V
RV5VH202
90
65
70
75
80
85
55
60
45
50
40
Output Current IOUT(mA)
Efficiency η(%)
0.1 1 10 100 1000
Topt=25˚C
L1=27µH
C1=96µF
VIN=1.5V
VIN=0.9V
VIN=2.0V
VIN=3.0V
VIN=4.0V
4) Efficiency vs. Output Current (RV5VH2××)