S-1200 Seiko Instruments, S-1200 Datasheet - Page 20

• Manufacturer Part Number: S-1200
• Description: HIGH RIPPLE-REJECTION LOW DROPOUT LOW INPUT-AND-OUTPUT CAPACITANCE CMOS VOLTAGE REGULATOR
• Manufacturer: Seiko Instruments

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20
HIGH RIPPLE-REJECTION LOW DROPOUT LOW INPUT-AND-OUTPUT CAPACITANCE CMOS VOLTAGE REGULATOR
S-1200 Series
(1) Input transient response characteristics
S-1200B15 (Ta = 25°C)
I
S-1200B50 (Ta = 25°C)
I
(2) Load transient response characteristics
S-1200B15 (Ta = 25°C)
V
S-1200B50 (Ta = 25°C)
V
OUT
OUT
IN
IN
Reference Data
= 2.5 V, C
= 6.0 V, C
= 30 mA, tr = tf = 5.0 µs, C
= 30 mA, tr = tf = 5.0 µs, C
1.62
1.60
1.58
1.56
1.54
1.52
1.50
1.48
1.46
5.12
5.10
5.08
5.06
5.04
5.02
5.00
4.98
4.96
1.70
1.65
1.60
1.55
1.50
1.45
1.40
5.20
5.15
5.10
5.05
5.00
4.95
4.90
-40 -20
-40 -20
-40 -20
-40 -20
OUT
OUT
V
V
V
V
V
V
I
I
OUT
OUT
OUT
OUT
OUT
OUT
IN
IN
= 0.1 µF, C
= 0.1 µF, C
0
0
0
0
20
20
20
20
IN
IN
40
40
40
40
= 0.1 µF, I
= 0.1 µF, I
OUT
OUT
t [µs]
t [µs]
t [µs]
t [µs]
60
60
60
60
= 0.1 µF, C
= 0.1 µF, C
80 100 120 140
80 100 120 140 160
80 100 120 140 160
80 100 120 140
OUT
OUT
= 50↔100 mA
= 50↔100 mA
IN
IN
= 0.1 µF
= 0.1 µF
160
160
Seiko Instruments Inc.
150
100
50
0
–50
–100
–150
4.0
3.5
3.0
2.5
2.0
1.5
1.0
0.5
0
8
7
6
5
4
3
2
1
0
150
100
50
0
–50
–100
–150
S-1200B30 (Ta = 25°C)
I
S-1200B30 (Ta = 25°C)
V
OUT
IN
= 4.0 V, C
= 30 mA, tr = tf = 5.0 µs, C
3.08
3.06
3.04
3.02
3.00
2.98
2.96
3.20
3.15
3.10
3.05
3.00
2.95
2.90
-40 -20
-40 -20
OUT
V
V
V
I
OUT
OUT
IN
OUT
= 0.1 µF, C
0
0
20
20
IN
40
40
= 0.1 µF, I
OUT
t [µs]
t [µs]
60
60
= 0.1 µF, C
80 100 120 140 160
80 100 120 140
OUT
= 50↔100 mA
IN
= 0.1 µF
Rev.3.2
160
150
100
50
0
–50
–100
–150
6
5
4
3
2
1
0
_00