R1191 Datasheet, PDF (19/33 Pages) RICOH electronics devices division – Supply Current Typ. 50uA (Fast Mode)

R1191x
11) Ripple Rejection vs. Frequency (C1= none, C2=4.7μF, Ripple=0.5Vp-p, Topt=25°C)
100
90
80
70
60
50
40
30
20
10
0
0.1
R1191x020x ECO=H
VIN=5.0V
IOUT=1mA
IOUT=10mA
IOUT=30mA
IOUT=50mA
IOUT=100mA
IOUT=300mA
1
10
100
Frequency f (kHz)
1000
100
90
80
70
60
50
40
30
20
10
0
0.1
R1191x020x ECO=L
VIN=5.0V
IOUT=1mA
IOUT=10mA
IOUT=30mA
IOUT=50mA
IOUT=100mA
IOUT=300mA
1
10
100
Frequency f (kHz)
1000
100
90
80
70
60
50
40
30
20
10
0
0.1
R1191x050x ECO=H
VIN=8.0V
IOUT=1mA
IOUT=10mA
IOUT=30mA
IOUT=50mA
IOUT=100mA
IOUT=300mA
1
10
100
Frequency f (kHz)
1000
100
90
80
70
60
50
40
30
20
10
0
0.1
R1191x050x ECO=L
VIN=8.0V
IOUT=1mA
IOUT=10mA
IOUT=30mA
IOUT=50mA
IOUT=100mA
IOUT=300mA
1
10
100
Frequency f (kHz)
1000
100
90
80
70
60
50
40
30
20
10
0
0.1
R1191x150x
IOUT=1mA
IOUT=10mA
IOUT=30mA
IOUT=50mA
IOUT=100mA
IOUT=300mA
ECO=H
VIN=16.0V
1
10
100
Frequency f (kHz)
1000
100
90
80
70
60
50
40
30
20
10
0
0.1
R1191x150x ECO=L
VIN=16.0V
IOUT=1mA
IOUT=10mA
IOUT=30mA
IOUT=50mA
IOUT=100mA
IOUT=300mA
1
10
100
Frequency f (kHz)
1000
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