參數(shù)資料
型號: S-1131B33UC-N4S-TFG
元件分類: 固定正電壓單路輸出LDO穩(wěn)壓器
英文描述: 3.3 V FIXED POSITIVE LDO REGULATOR, 0.34 V DROPOUT, PDSO5
封裝: LEAD FREE, SOT-89, 5 PIN
文件頁數(shù): 13/30頁
文件大小: 407K
代理商: S-1131B33UC-N4S-TFG
HIGH RIPPLE-REJECTION LOW DROPOUT MIDDLE OUTPUT CURRENT CMOS VOLTAGE REGULATOR
S-1131 Series
Rev.4.0_00
Seiko Instruments Inc.
20
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
V
OUT
[V]
-20
0
20
40
60
80 100 120 140 160 180
VIN
VOUT
V
IN
[V]
V
OUT
[V]
-20
0
20
40
60
80 100 120 140 160 180
VIN
VOUT
V
IN
[V]
t [
μs]
t [
μs]
(2) Load transient response characteristics
VIN
= 4.0 V, COUT = 2.2 μF, CIN = 1.0 μF,
IOUT
= 50100 mA
VIN
= 4.0 V, COUT = 4.7 μF, CIN = 1.0 μF,
IOUT
= 50100 mA
V
OUT
[V]
-2
02
46
8
10
12
14
16
18
VOUT
IOUT
[mA]
V
OUT
[V]
-2
02
46
8
10
12
14
16
18
VOUT
IOUT
[mA]
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
V
OUT
[V]
-10
0
10
20
30
40
50
60
70
80
90
VOUT
VON/OFF
V
ON/OFF
[V]
V
OUT
[V]
-10
0
10
20
30
40
50
60
70
80
90
VOUT
VON/OFF
V
ON/OFF
[V]
t [
μs]
t [
μs]
S-1131B50 (Ta
= 25°C)
VIN
= 6.0 V, COUT = 2.2 μF, CIN = 1.0 μF
V
OUT
[V]
-10
0
10
20
30
40
50
60
70
80
90
VOUT
VON/OFF
V
ON/OFF
[V]
t [
μs]
3.02
3.015
3.01
3.005
3
2.995
2.99
6
5
4
3
2
1
0
3.02
3.015
3.01
3.005
3
2.995
2.99
6
5
4
3
2
1
0
3.2
3.15
3.1
3.05
3
2.95
2.9
150
100
50
0
-50
-100
-150
3.2
3.15
3.1
3.05
3
2.95
2.9
150
100
50
0
-50
-100
-150
2.5
2
1.5
1
0.5
0
-0.5
3
2
1
0
-1
-2
-3
5
4
3
2
1
0
-1
6
4
2
0
-2
-4
-6
7
6
5
4
3
2
1
0
-1
8
6
4
2
0
-2
-4
-6
-8
相關(guān)PDF資料
PDF描述
S-1131B51UC-N5K-TFG 5.1 V FIXED POSITIVE LDO REGULATOR, 0.28 V DROPOUT, PDSO5
S-1131B17UC-N4C-TFG 1.7 V FIXED POSITIVE LDO REGULATOR, 0.85 V DROPOUT, PDSO5
S-1131B26UC-N4L-TFG 2.6 V FIXED POSITIVE LDO REGULATOR, 0.34 V DROPOUT, PDSO5
S-1131B21UC-N4G-TFG 2.1 V FIXED POSITIVE LDO REGULATOR, 0.55 V DROPOUT, PDSO5
S-1131B49UC-N5I-TFG 4.9 V FIXED POSITIVE LDO REGULATOR, 0.28 V DROPOUT, PDSO5
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