r1163k281e5 RICOH Co.,Ltd., r1163k281e5 Datasheet - Page 18
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r1163k281e5
Manufacturer Part Number
r1163k281e5
Description
3-mode 150ma Ldo Regulator With The Reverse Current Protection
Manufacturer
RICOH Co.,Ltd.
Datasheet
1.R1163K281E5.pdf
(36 pages)
- Current page: 18 of 36
- Download datasheet (2Mb)
18
R1163x
11) Ripple Rejection vs. Frequency
90
80
70
60
50
40
30
20
10
80
70
60
50
40
30
20
10
80
70
60
50
40
30
20
10
0
0
0
2.9
0.1
0.1
R1163x281x ECO=H
R1163x151x ECO=H
R1163x281x ECO=H
3.0
Input Voltage V
Frequency f(kHz)
Frequency f(kHz)
I
1
1
OUT
C
C
C
=50mA Ripple=0.2Vp-p
IN
IN
IN
=none, C
3.1
=none, C
=none, C
V
V
IN
IN
=2.5V
=3.8V
10
10
IN
f=1kHz
f=10kHz
f=100kHz
I
I
I
I
I
I
(V)
OUT
OUT
OUT
OUT
OUT
OUT
OUT
OUT
OUT
3.2
DC
DC
=1mA
=30mA
=50mA
=1mA
=30mA
=50mA
+0.2Vp-p
+0.2Vp-p
=0.47 F,
=0.47 F,
=0.47 F,
100
100
3.3
90
80
70
60
50
40
30
20
10
70
60
50
40
30
20
10
70
60
50
40
30
20
10
0
0
0
2.9
0.1
0.1
R1163x281x ECO=H
R1163x151x ECO=L
R1163x281x ECO=L
3.0
Input Voltage V
Frequency f(kHz)
Frequency f(kHz)
I
1
1
OUT
C
C
C
=50mA Ripple=0.5Vp-p
IN
IN
IN
=none, C
=none, C
=none, C
3.1
V
V
IN
IN
=2.5V
=3.8V
10
10
IN
I
I
I
I
I
I
(V)
OUT
OUT
OUT
OUT
OUT
OUT
OUT
OUT
OUT
3.2
DC
DC
f=1kHz
f=10kHz
f=100kHz
+0.2Vp-p
+0.2Vp-p
=0.47 F,
=0.47 F,
=1mA
=30mA
=50mA
=0.47 F,
=1mA
=30mA
=50mA
100
100
3.3
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