Ricoh RH5RH1A, RH5RH12B, RH5RH13B Power Supply User Manual


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16
5) Start-up/Hold-on Voltage vs. Output Current (Topt=25˚C)
RH5RH
RH5RH301A
L=270µH
1
10
20 30
40 50 60 70 80
50
60
70
40
30
20
10
0
Output Current I
OUT(mA)
Ripple Voltage Vr (mV p-p)
2.0V
3.0V
VIN=0.9V
L=270µH
1
10
90
20 30 40 50
60 70 80
50
60
70
80
40
30
20
10
0
Output Current I
OUT(mA)
Ripple Voltage Vr (mV p-p)
2.0V
3.0V
4.0V
VIN=0.9V
RH5RH302B
L=28µH
1
50
100 150 200
50
60
70
40
30
20
10
0
Output Current I
OUT(mA)
Ripple Voltage Vr (mV p-p)
VIN=0.9V
2.0V
3.0V
RH5RH301A
L=120µH
0
10
20
30
1.0
1.2
1.4
0.8
0.6
0.4
0.2
0
Output Current I
OUT(mA)
Start-up/Hold-on Voltage Vstart/Vhold (V)
Vstart
Vhold
RH5RH501A
RH5RH502B
L=28µH
1
50
100 150
250
200
100
120
80
60
40
20
0
Output Current I
OUT(mA)
Ripple Voltage Vr (mV p-p)
VIN=0.9V
2.0V
3.0V
4.0V
RH5RH501A
L=120µH
0
10
20
30
1.0
1.2
1.4
1.6
0.8
0.6
0.4
0.2
0
Output Current I
OUT(mA)
Start-up/Hold-on Voltage Vstart/Vhold (V)
Vstart
Vhold
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