参数资料
型号: S-1170B53UC-OUMTFU
元件分类: 固定正电压单路输出LDO稳压器
英文描述: 5.3 V FIXED POSITIVE LDO REGULATOR, 0.18 V DROPOUT, PDSO5
封装: HALOGEN FREE AND LEAD FREE, SOT-89, 5 PIN
文件页数: 15/30页
文件大小: 311K
代理商: S-1170B53UC-OUMTFU
HIGH RIPPLE-REJECTION LOW DROPOUT HIGH OUTPUT CURRENT CMOS VOLTAGE REGULATOR
S-1170 Series
Rev.4.0_00
Seiko Instruments Inc.
22
Reference Data
(1) Input transient response characteristics
S-1170B15
S-1170B30
IOUT
= 100 mA, tr = tf = 5.0 μs, COUT = 4.7 μF, CIN = 4.7 μF
IOUT
= 100 mA, tr = tf = 5.0 μs, COUT = 4.7 μF, CIN = 4.7 μF
V
OUT
[V]
20 10
0
10
20
30
40
50
60
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
VIN
VOUT
V
IN
[V]
V
OUT
[V]
20 10
0
10
20
30
40
50
60
3.08
3.06
3.04
3.02
3.00
2.98
2.96
6.0
5.0
4.0
3.0
2.0
1.0
0
VIN
VOUT
V
IN
[V]
t [
μs]
t [
μs]
S-1170B50
IOUT
= 100 mA, tr = tf = 5.0 μs, COUT = 4.7 μF, CIN = 4.7 μF
V
OUT
[V]
20 10
0
10
20
30
40
50
60
5.12
5.10
5.08
5.06
5.04
5.02
5.00
4.98
4.96
8.0
7.0
6.0
5.0
4.0
3.0
2.0
1.0
0
VIN
VOUT
V
IN
[V]
t [
μs]
(2) Load transient response characteristics
S-1170B15 (Ta
= 25°C)
S-1170B30 (Ta
= 25°C)
VIN
= 2.5 V, COUT = 4.7 μF, CIN = 4.7 μF, IOUT = 50100 mA
VIN
= 4.0 V, COUT = 4.7 μF, CIN = 4.7 μF, IOUT = 50100 mA
V
OUT
[V]
1.70
1.65
1.60
1.55
1.50
1.45
1.40
150
100
50
0
50
100
150
0
20
40
60
80
100
120 140
20
160
IOUT
VOUT
IOUT
[mA]
V
OUT
[V]
150
100
50
0
50
100
150
3.20
3.15
3.10
3.05
3.00
2.95
2.90
0
20
40
60
80
100
120 140
20
160
IOUT
VOUT
IOUT
[mA]
t [
μs]
t [
μs]
S-1170B50 (Ta
= 25°C)
VIN
= 6.0 V, COUT = 4.7 μF, CIN = 4.7 μF, IOUT = 50100 mA
V
OUT
[V]
5.20
5.15
5.10
5.05
5.00
4.95
4.90
150
100
50
0
50
100
150
0
20
40
60
80
100
120 140
20
160
VOUT
IOUT
[mA]
t [
μs]
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