ULTRA LOW CURRENT CONSUMPTION, HIGH RIPPLE REJECTION AND LOW DROPOUT CMOS VOLTAGE REGULATOR
Rev.3.0_00
S-1167 Series
Seiko Instruments Inc.
19
(7) Ripple Rejection (Ta = 25°C)
S-1167B15
V
IN
= 2.5 V, C
OUT
=1.0 μF
S-1167B30
V
IN
= 4.0 V, C
OUT
= 1.0 μF
10 100 1K 100K10K 1M
100
80
60
40
20
0
Ripple Rejection [dB]
Frequency [Hz]
I
OUT
= 1 mA
30 mA
100 mA
10 100 1K 100K10K 1M
100
80
60
40
20
0
Ripple Rejection [dB]
Frequency [Hz]
I
OUT
= 1 mA
30 mA
100 mA
S-1167B50
V
IN
= 6.0 V, C
OUT
=1.0 μF
10 100 1K 100K10K 1M
100
80
60
40
20
0
Ripple Rejection [dB]
Frequency [Hz]
I
OUT
= 1 mA
30 mA
100 mA
ULTRA LOW CURRENT CONSUMPTION, HIGH RIPPLE REJECTION AND LOW DROPOUT CMOS VOLTAGE REGULATOR
S-1167 Series
Rev.3.0_00
Seiko Instruments Inc.
20
Reference Data
(1) Input Transient Response Characteristics (Ta = 25°C)
S-1167B15
I
OUT
= 30 mA, tr = tf = 5.0 μs, C
OUT
=1.0 μF, C
IN
= 1.0 μF
S-1167B30
I
OUT
= 30 mA, tr = tf = 5.0 μs, C
OUT
= 1.0 μF, C
IN
= 1.0 μF
V
IN
[V]
40
20 0 20
40 60 80 100120140160
1.62
1.60
1.58
1.56
1.54
1.52
1.50
1.48
1.46
4.0
3.5
3.0
2.5
2.0
1.5
1.0
0.5
0
V
OUT
[V]
t [μs]
V
IN
V
OUT
V
IN
[V]
40
20 0 20
40 60 80 100120140 160
3.06
3.04
3.02
3.00
2.98
2.96
2.94
6
5
4
3
2
1
0
V
OUT
[V]
t [μs]
V
IN
V
OUT
S-1167B50
I
OUT
= 30 mA, tr = tf = 5.0 μs, C
OUT
=1.0 μF, C
IN
= 1.0 μF
V
IN
[V]
40
20 0 20
40 60 80 100120140 160
5.10
5.08
5.06
5.04
5.02
5.00
4.98
4.96
4.94
8
7
6
5
4
3
2
1
0
V
OUT
[V]
t [μs]
VIN
VOUT
(2) Load Transient Response Characteristics (Ta = 25°C)
S-1167B15
V
IN
= 2.5 V, C
OUT
= 1.0 μF, C
IN
= 1.0 μF, I
OUT
= 50 100 mA
S-1167B30
V
IN
= 4.0 V, C
OUT
= 1.0 μF, C
IN
= 1.0 μF, I
OUT
= 50 100 mA
40
20 0 20
40 60 80 100120140 160
1.70
1.65
1.60
1.55
1.50
1.45
1.40
150
100
50
0
50
100
150
V
OUT
[V]
I
OUT
[mA]
t [μs]
I
OUT
V
OUT
40
20 0 20
40 60 80 100120140 160
3.15
3.10
3.05
3.00
2.95
2.90
2.85
150
100
50
0
50
100
150
V
OUT
[V]
I
OUT
[mA]
t [μs]
I
OUT
V
OUT
S-1167B50
V
IN
=6.0 V, C
OUT
= 1.0 μF, C
IN
= 1.0 μF, I
OUT
= 50 100 mA
40
20 0 20
40 60 80 100120140 160
5.15
5.10
5.05
5.00
4.95
4.90
4.85
150
100
50
0
50
100
150
V
OUT
[V]
I
OUT
[mA]
t [μs]
I
OUT
V
OUT
ULTRA LOW CURRENT CONSUMPTION, HIGH RIPPLE REJECTION AND LOW DROPOUT CMOS VOLTAGE REGULATOR
Rev.3.0_00
S-1167 Series
Seiko Instruments Inc.
21
(3) ON / OFF Pin Transient Response Characteristics (Ta = 25°C)
S-1167B15
V
IN
= 2.5 V, C
OUT
=1.0 μF, C
IN
= 1.0 μF, I
OUT
= 100 mA
S-1167B30
V
IN
= 4.0 V, C
OUT
=1.0 μF, C
IN
= 1.0 μF, I
OUT
= 100 mA
0.4
0.2 0 0.2 0.4 0.6 0.8 1.0 1.2 1.4 1.6
5
4
3
2
1
0
1
3
2
1
0
1
2
3
V
OUT
[V]
V
ON / OFF
[V]
t [ms]
V
OUT
V
ON / OFF
0.4
0.2 0 0.2 0.4 0.6 0.8 1.0 1.2 1.4 1.6
10
8
6
4
2
0
2
6
4
2
0
2
4
6
V
OUT
[V]
V
ON / OFF
[V]
t [ms]
V
OUT
V
ON / OFF
S-1167B50
V
IN
= 6.0 V, C
OUT
=1.0 μF, C
IN
= 1.0 μF, I
OUT
= 100 mA
0.4
0.2 0 0.2 0.4 0.6 0.8 1.0 1.2 1.4 1.6
20
16
12
8
4
0
4
9
6
3
0
3
6
9
VOUT [V]
V
ON / OFF [V]
t [ms]
VON / OFF
VOUT

S-1167B18-I6T2U

Mfr. #:
Manufacturer:
ABLIC
Description:
LDO Voltage Regulators Linear LDO reg Hi 9A Iq 150mA Iout
Lifecycle:
New from this manufacturer.
Delivery:
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