S-818A50AMC-BHET2G Seiko Instruments, S-818A50AMC-BHET2G Datasheet - Page 24

• Manufacturer Part Number: S-818A50AMC-BHET2G
• Description: IC REG LDO 300MA 5V SOT23-5
• Manufacturer: Seiko Instruments

Specifications of S-818A50AMC-BHET2G

• Regulator Topology: Positive Fixed
• Voltage - Output: 5V
• Voltage - Input: Up to 10V
• Voltage - Dropout (typical): 0.17V @ 60mA
• Number Of Regulators: 1
• Current - Output: 300mA (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: 5 V
• Output Type: Fixed
• Dropout Voltage (max): 0.21 V
• Output Current: 300 mA
• Line Regulation: 0.2 % / V
• Load Regulation: 50 mV
• Voltage Regulation Accuracy: 2 %
• Maximum Power Dissipation: 0.25 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

Load current dependence of load fluctuation overshoot C
Remark ΔI
24
4. Load fluctuation
V
LOW DROPOUT CMOS VOLTAGE REGULATOR
S-818 Series
DD
30mA
dependencies of overshoot
10 μ A
3V
1.0
0.8
0.6
0.4
0.2
0.0
fluctuation while smaller current is fixed to
10 µA. For example ΔI
load current fluctuation from 10 mA to 10 µA.
0.3
0.2
0.1
1.E−03
0
OUT
0
V
OUT
shows larger load current at load current
I
OUT
V
IN
2
=V
1.E−02
DD
TIME(50 μ sec/div)
, I
CL=2 μ F
V
CL=4.7 μ F
OUT
OUT
ΔI
V
4
I
=30 mA→10 μA, C
OUT
IN
V
OUT
=2 V
=V
DD
=10 μ A → 30mA V
[A]
OUT
OUT(S)
[V]
3 V
3 V
1.E−01
6
=1.E−02 (A) means
+1 V, C
5 V
V
OUT
5 V
L
8
=2 μF
=2 V
L
=2 μF
Seiko Instruments Inc.
1.E+00
IN
10
=4V
Temperature dependence of overshoot
L
dependence of overshoot
30mA
10 μ A
3V
0.25
0.15
0.05
0.15
0.05
0.3
0.2
0.1
0.2
0.1
0
0
−50
I
OUT
V
1
OUT
V
5 V
IN
=V
V
OUT(S)
V
OUT
CL=2 μ F
IN
=V
TIME(20msec/div)
=2 V
+1 V, I
OUT(S)
0
V
CL=4.7 μ F
I
OUT
OUT
3 V
Ta [°C]
C
,+1 V, I
OUT
=2 V
L
10
=30mA → 10 μ A V
[μF]
=30 mA→10 μA, C
5 V
OUT
3 V
50
=30 mA→10 μA
Rev.3.0
L
=2 μF
IN
100
100
=4V
_00