s-1135a13-u5t1g Seiko Instruments Inc., s-1135a13-u5t1g Datasheet - Page 29

• Manufacturer Part Number: s-1135a13-u5t1g
• Description: High Ripple-rejection Low Dropout Middle Output Current Cmos Voltage Regulator
• Manufacturer: Seiko Instruments Inc.

(1) Transient Response Characteristics when Input (Ta = 25°C)
(2) Transient Response Characteristics of Load (Ta = 25°C)
Rev.1.1
V
I
V
I
V
V
V
V
OUT
OUT
IN
OUT
OUT
OUT
OUT
IN
Reference Data
= 2.0 V, C
= 4.5 V, C
3.70
3.65
3.60
3.55
3.50
3.45
3.40
1.30
1.25
1.20
1.15
1.10
1.05
1.00
0.95
0.90
3.80
3.75
3.70
3.65
3.60
3.55
3.50
3.45
3.40
1.20
1.15
1.10
1.05
1.00
0.95
0.90
= 100 mA, tr = tf = 5.0 µs, C
= 100 mA, tr = tf = 5.0 µs, C
HIGH RIPPLE-REJECTION LOW DROPOUT MIDDLE OUTPUT CURRENT CMOS VOLTAGE REGULATOR
= 1.0 V
= 3.5 V
= 1.0 V
= 3.5 V
−100
−100
−100
−100
_00
V
V
V
V
I
V
I
V
L
−50
−50
OUT
−50
OUT
−50
OUT
OUT
OUT
OUT
IN
IN
L
= 1.0 µF, C
= 1.0 µF, C
0
0
0
0
50 100 150
50 100 150
50 100 150
50 100 150
IN
= 1.0 µF, I
IN
t [µs]
t [µs]
t [µs]
t [µs]
= 1.0 µF, I
L
L
= 1.0 µF
= 1.0 µF
200
200
200
200
OUT
250
250
250
OUT
250
= 50 ↔ 100 mA
= 50 ↔ 100 mA
300
300
300
300
350
350
350
350
Seiko Instruments Inc.
4.0
3.5
3.0
2.5
2.0
1.5
1.0
0.5
0
6.0
5.5
5.0
4.5
4.0
3.5
3.0
2.5
2.0
150
100
50
0
−50
−100
−150
150
100
50
0
−50
−100
−150
V
V
V
I
OUT
IN
OUT
OUT
= 3.5 V, C
2.80
2.75
2.70
2.65
2.60
2.55
2.50
2.45
2.40
2.70
2.65
2.60
2.55
2.50
2.45
2.40
= 100 mA, tr = tf = 5.0 µs, C
= 2.5 V
= 2.5 V
−100
−100
V
V
V
I
L
OUT
−50
−50
OUT
OUT
IN
= 1.0 µF, C
0
0
50 100 150
50 100 150
IN
= 1.0 µF, I
t [µs]
t [µs]
L
= 1.0 µF
200
200
OUT
250
250
= 50 ↔ 100 mA
S-1135 Series
300
300
350
350
5.0
4.5
4.0
3.5
3.0
2.5
2.0
1.5
1.0
150
100
50
0
−50
−100
−150
29