HIGH RIPPLE-REJECTION LOW DROPOUT MIDDLE OUTPUT CURRENT CMOS VOLTASG-E1R1E3G1USLeArTiOeRs
Rev.3.0_01
Reference Data
(1) Input transient response characteristics
IOUT = 80 mA, tr = tf = 5.0 µs, COUT = 2.2 µF, CIN = 0 µF
IOUT = 80 mA, tr = tf = 5.0 µs, COUT = 4.7 µF, CIN = 0 µF
3.02
6
5
3.02
6
5
3.015
3.015
3.01
3.01
3.005
3
4
3
2
1
0
4
3
2
1
0
VIN
VIN
3.005
VOUT
VOUT
3
2.995
2.99
2.995
2.99
-20
0
20
40
60
80 100 120 140 160 180
-20
0
20 40 60 80 100 120 140 160 180
t [µs]
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
3.2
150
100
3.2
150
100
3.15
3.1
3.15
50
0
3.1
3.05
3
50
0
I
OUT
3.05
3
I
OUT
-50
-50
V
OUT
V
OUT
2.95
2.9
-100
-150
2.95
2.9
-100
-150
-2
0
2
4
6
8
10 12 14 16 18
-2
0
2
4
6
8
10 12 14 16 18
t [µs]
t [µs]
(3) Shutdown pin transient response characteristics
S-1131B15 (Ta = 25°C)
S-1131B30 (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
2.5
2
3
2
5
6
4
4
3
2
VON/OFF
1.5
1
1
0
2
0
VOUT
VON/OFF
VOUT
0.5
0
-1
-2
-3
1
-2
-4
-6
0
-0.5
-1
-10
0
10 20 30 40 50 60 70 80 90
-10
0
10 20 30 40 50 60 70 80 90
t [µs]
t [µs]
S-1131B50 (Ta = 25°C)
VIN = 6.0 V, COUT = 2.2 µF, CIN = 1.0 µF
7
6
8
6
4
5
VON/OFF
4
3
2
VOUT
0
2
-2
-4
-6
-8
1
0
-1
-10
0
10 20 30
40 50 60 70 80 90
t [µs]
19
Seiko Instruments Inc.
SII [ SEIKO INSTRUMENTS INC ]
