Ricoh RH5RH1A, RH5RH12B, RH5RH13B Power Supply User Manual


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19
RH5RH
13) Oscillator Frequency vs. Temperature
14) Oscillator Duty Cycle vs. Temperature
RH5RH301A
IOUT=10mA
V
IN=2V
L=120µH
Oscillator Frequency fosc(kHz)
50
60
70
80
90
100
40
30
20
10
0
–20 0
20
40
60
80
100–40
Temperature Topt(˚C)
IOUT=10mA
V
IN=3V
L=120µH
–40
–20
0
20 40 60 80 100
Temperature Topt(˚C)
Oscillator Frequency fosc(kHz)
50
60
70
80
90
100
40
30
20
10
0
RH5RH302B
IOUT=10mA
V
IN=2V
L=28µH
–40
–20
0 20 40 60 80
100
Temperature Topt(˚C)
Oscillator Frequency fosc(kHz)
60
80
100
120
140
40
20
0
RH5RH301A
IOUT=10mA
V
IN=2V
L=120µH
–40
–20
0 20 40
60 80
Temperature Topt(˚C)
Oscillator Duty Cycle Maxdty(%)
70
80
90
100
60
50
RH5RH501A
RH5RH502B
IOUT=10mA
V
IN=3V
L=28µH
–40
–20
0 20 40 60 80
100
Temperature Topt(˚C)
Oscillator Frequency fosc(kHz)
60
80
100
120
140
40
20
0
RH5RH501A
IOUT=10mA
V
IN=3V
L=120µH
–40
–20
0 20 40 60 80
Temperature Topt(˚C)
Oscillator Duty Cycle Maxdty(%)
70
80
90
100
60
50
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