S-1155 Seiko Instruments, S-1155 Datasheet - Page 22

• Manufacturer Part Number: S-1155
• Description: HIGH RIPPLE-REJECTION LOW DROPOUT HIGH OUTPUT CURRENT CMOS VOLTAGE REGULATOR
• Manufacturer: Seiko Instruments

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(3) Transient Response Characteristics of ON/OFF Pin (Ta = 25°C)
(4) Characteristics of Rush Current (Ta = 25 ° C)
22
HIGH RIPPLE-REJECTION LOW DROPOUT HIGH OUTPUT CURRENT CMOS VOLTAGE REGULATOR
S-1155 Series
S-1155B10
V
S-1155B50
V
S-1155B10
V
S-1155B30
V
IN
IN
IN
IN
= 2.0 V, C
= 5.5 V, C
= 2.0 V, C
= 4.0 V, C
−2
−4
−6
−2
−4
−6
−1
20
16
12
−4
6
4
2
0
6
4
2
0
−50
−500
−500
5
4
3
2
1
0
8
4
0
−50
V
V
V
V
V
ON/OFF
ON/OFF
ON/OFF
OUT
OUT
V
I
OUT
OUT
OUT
OUT
OUT
ON/OFF
I
OUT
0
0
= 4.7 µF, C
0
= 4.7 µF, C
0
= 4.7 µF, C
= 4.7 µF, C
50
V
V
500
500
50
OUT
OUT
t [µs]
t [µs]
t [µs]
t [µs]
IN
IN
IN
IN
100
= 4.7 µF, I
= 4.7 µF, I
= 4.7 µF, I
= 4.7 µF, I
1000
1000
100
150
1500
1500
150
OUT
OUT
OUT
OUT
= 100 mA
= 100 mA
= 100 mA
= 100 mA
200
2000
2000
200
Seiko Instruments Inc.
0.6
0.6
1.0
0.8
0.4
0.2
0
1.0
0.8
0.4
0.2
0
1.2
1.2
3
−2
−3
9
−6
−9
2
1
0
−1
6
3
0
−3
S-1155B30
V
V
V
IN
IN
IN
= 4.0 V, C
= 2.0 V, C
= 4.0 V, C
−2
−2
−4
−6
−4
−6
10
−2
6
4
2
0
6
4
2
0
−500
−100
−100
8
6
4
2
0
V
I
V
V
V
OUT
ON/OFF
ON/OFF
ON/OFF
OUT
OUT
OUT
OUT
I
OUT
0
0
= 4.7 µF, C
0
= 4.7 µF, C
= 4.7 µF, C
V
V
OUT
OUT
100
100
500
t [µs]
t [µs]
t [µs]
200
200
IN
IN
IN
= 4.7 µF, I
= 4.7 µF, I
= 4.7 µF, I
1000
300
300
1500
400
400
OUT
OUT
OUT
Rev.1.1
= 100 mA
= 500 mA
= 500 mA
2000
500
500
0.6
0.4
0.2
0
0.6
0.4
0.2
0
1.2
1.0
0.8
1.2
1.0
0.8
6
4
2
0
−2
−4
−6
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