S-814A32AMC-BCWT2G Seiko Instruments, S-814A32AMC-BCWT2G Datasheet - Page 22

• Manufacturer Part Number: S-814A32AMC-BCWT2G
• Description: IC REG LDO 110MA 3.2V SOT23-5
• Manufacturer: Seiko Instruments

Specifications of S-814A32AMC-BCWT2G

• Regulator Topology: Positive Fixed
• Voltage - Output: 3.2V
• Voltage - Input: Up to 10V
• Voltage - Dropout (typical): 0.3V @ 60mA
• Number Of Regulators: 1
• Current - Output: 110mA (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: 10 V
• Output Voltage: 3.2 V
• Output Type: Fixed
• Dropout Voltage (max): 0.44 V at 60 mA
• Output Current: 0.11 A
• Line Regulation: 0.2 % / V
• Load Regulation: 50 mV
• Voltage Regulation Accuracy: 2 %
• Maximum Power Dissipation: 250 mW
• 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

22
LOW DROPOUT CMOS VOLTAGE REGULATOR
S-814 Series
1-3. At power fluctuation
Output voltage (V
Load dependencies of overshoot
V
Load dependencies of undershoot
DD
dependencies of overshoot
0.8
0.6
0.4
0.2
10 V
1.E−05 1.E−04 1.E−03 1.E−02 1.E−01 1.E+00
0
2.0
1.5
1.0
0.5
4 V
3 V
V
0.8
0.6
0.4
0.2
0
IN
1.E−05 1.E−04 1.E−03 1.E−02 1.E−01 1.E+00
0
=V
0
V
V
V
V
IN
IN
OUT
OUT(S)
IN
=V
=V
V
OUT
3 V
OUT(S)
OUT
OUT(S)
+1 V→V
2
=2 V
V
) – Time (t)
OUT
+2 V→V
+1 V→V
C
=2 V
L
=1 μF
3 V
I
t [50 μs/div]
4
DD
I
OUT
OUT
V
V
5 V
C
, I
DD
IN
3 V
OUT(S)
L
=4.0→10 V, I
OUT
[A]
[A]
=4.7 μF
OUT(S)
[V]
=30 mA, C
6
+1 V, C
+2 V, C
V
OUT
L
OUT
8
=1 μF
=2 V
L
Seiko Instruments Inc.
5 V
=1 μF
L
5 V
=1 μF
=30 mA
10
C
Temperature dependencies of overshoot
C
L
L
dependencies of overshoot
dependencies of undershoot
V
IN
10 V
=V
1.4
1.2
1.0
0.8
0.6
0.4
0.2
4 V
3 V
1.4
1.2
1.0
0.8
0.6
0.4
0.2
0.6
1.0
0.8
0.4
0.2
OUT(S)
V
V
0
0
0.1
0.1
0
IN
IN
−50
V
=V
=V
V
V
OUT
IN
+1 V→V
V
OUT
OUT(S)
OUT(S)
OUT
=2 V
5 V
=2 V
+1 V→V
+2 V→V
V
OUT
OUT(S)
5 V
1
1
=2 V
0
t [50 μs/div]
+2 V, I
V
3 V
C
C
Ta [°C]
OUT(S)
OUT(S)
C
IN
L
L
3 V
L
=10→4.0 V, I
3 V
=1 μF
[μF]
[μF]
+2 V, I
OUT
+1 V, I
5 V
C
L
=30 mA, C
10
10
50
=4.7 μF
OUT
OUT
OUT
=30 mA
=30 mA
Rev.3.0
=30 mA
L
=1 μF
100
100
100
_00