S-1112B31MC-L6QTFG Seiko Instruments, S-1112B31MC-L6QTFG Datasheet - Page 21
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S-1112B31MC-L6QTFG
Manufacturer Part Number
S-1112B31MC-L6QTFG
Description
IC REG LDO 150MA 3.1V SOT23-5
Manufacturer
Seiko Instruments
Datasheet
1.S-1112B15MC-L6ATFG.pdf
(30 pages)
Specifications of S-1112B31MC-L6QTFG
Regulator Topology
Positive Fixed
Voltage - Output
3.1V
Voltage - Input
Up to 6.5V
Voltage - Dropout (typical)
0.19V @ 100mA
Number Of Regulators
1
Current - Output
150mA (Min)
Operating Temperature
-40°C ~ 85°C
Mounting Type
Surface Mount
Package / Case
SOT-23-5, SC-74A, SOT-25
Number Of Outputs
1
Polarity
Positive
Input Voltage Max
6.5 V
Output Voltage
3.1 V
Output Type
Fixed
Dropout Voltage (max)
0.26 V at 100 mA
Output Current
150 mA
Line Regulation
0.2 % / V
Load Regulation
40 mV
Voltage Regulation Accuracy
1 %
Maximum Power Dissipation
0.6 W
Maximum Operating Temperature
+ 85 C
Mounting Style
SMD/SMT
Minimum Operating Temperature
- 40 C
Lead Free Status / RoHS Status
Lead free / RoHS Compliant
Current - Limit (min)
-
Lead Free Status / Rohs Status
Lead free / RoHS Compliant
Available stocks
Company
Part Number
Manufacturer
Quantity
Price
Rev.6.0
(1) Input transient response characteristics
S-1112B15 (Ta = 25°C)
I
S-1112B50 (Ta = 25°C)
I
(2) Load transient response characteristics
S-1112B15 (Ta = 25°C)
V
S-1112B50 (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
HIGH RIPPLE-REJECTION AND LOW DROPOUT CMOS VOLTAGE REGULATOR
1.70
1.65
1.60
1.55
1.50
1.45
1.40
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
5.20
5.15
5.10
5.05
5.00
4.95
4.90
_00
-40 -20
-40 -20
-40 -20
-40 -20
OUT
OUT
V
V
V
V
V
V
I
I
OUT
OUT
OUT
OUT
IN
OUT
IN
OUT
= 0.47 μF, C
= 0.47 μF, C
0
0
0
0
20
20
20
20
40
40
40
40
IN
IN
OUT
OUT
t [μs]
t [μs]
t [μs]
t [μs]
= 1.0 μF, I
= 1.0 μF, I
60
60
60
60
= 0.47 μF, C
= 0.47 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 μF
= 0 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-1112B30 (Ta = 25°C)
I
S-1112B30 (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
= 0.47 μF, C
0
0
20
20
40
40
IN
OUT
t [μs]
t [μs]
= 1.0 μF, I
60
60
= 0.47 μF, C
S-1112/1122 Series
80 100 120 140
80 100 120 140 160
OUT
= 50↔100 mA
IN
= 0 μF
160
150
100
50
0
–50
–100
–150
6
5
4
3
2
1
0
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