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S-1111 Datenblatt(PDF) 21 Page - Seiko Instruments Inc

Teilenummer S-1111
Bauteilbeschribung  HIGH RIPPLE-REJECTION LOW DROPOUT
PDF  25 Pages
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Hersteller  SII [Seiko Instruments Inc]
Direct Link  http://www.sii.co.jp
Logo SII - Seiko Instruments Inc

S-1111 Datenblatt(HTML) 21 Page - Seiko Instruments Inc

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HIGH RIPPLE-REJECTION LOW DROPOUT CMOS VOLTAGE REGULATOR
Rev.4.1_00
S-1111/1121 Series
Seiko Instruments Inc.
21
Reference Data
(1) Input transient response characteristics
IOUT
= 30 mA, tr = tf = 5.0 μs, COUT = 2.2 μF, CIN = 0 μF
IOUT
= 30 mA, tr = tf = 5.0 μs, COUT = 4.7 μF, CIN = 0 μF
-20
0
20
40
60
80
100
120 140
160
180
V IN
V OUT
t [
μs]
-20
0
20
40
60
80
100 120 140 160 180
VIN
VOUT
t [
μs]
(2) Load transient response characteristics
VIN
= 4.0 V, COUT = 2.2 μF, CIN = 1.0 μF,
IOUT
= 50↔100 mA
VIN
= 4.0 V, COUT = 4.7 μF, CIN = 1.0 μF,
IOUT
= 50↔100 mA
-2
02
46
8
10
12
14
16
18
VOUT
IOUT
-2
02468
10
12
14
16
18
IOUT
VOUT
t [
μs]
t [
μs]
(3) Shutdown pin transient response characteristics
S-1111B15 (Ta
= 25 °C)
S-1111B30 (Ta
= 25 °C)
VIN
= 2.5 V, COUT = 2.2 μF, CIN = 1.0 μF
VIN
= 4.0 V, COUT = 2.2 μF, CIN = 1.0 μF
-10
0
10
20
30
40
50
60
70
80
90
VON/OFF
VOUT
-10
0
10
20
30
40
50
60
70
80
90
VON/OFF
VOUT
t [
μs]
t [
μs]
S-1111B50 (Ta
= 25 °C)
VIN
= 6.0 V, COUT = 2.2 μF, CIN = 1.0 μF
-10
0
10
20
30
40
50
60
70
80
90
VON/OFF
VOUT
t [
μs]
3.025
3.02
3.015
3.01
3.005
3
2.995
6
5
4
3
2
1
0
3.025
3.02
3.015
3.01
3.005
3
2.995
6
5
4
3
2
1
0
2.5
2
1.5
1
0.5
0
-0.5
3
2
1
0
-1
-2
-3
5
4
3
2
1
0
-1
6
4
2
0
-2
-4
-6
3.2
3.15
3.1
3.05
3
2.95
2.9
150
100
50
0
-50
-100
-150
3.2
3.15
3.1
3.05
3
2.95
2.9
150
100
50
0
-50
-100
-150
7
6
5
4
3
2
1
0
-1
8
6
4
2
0
-2
-4
-6
-8



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