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S-818A52AMC-BHGT2G

P1-P3P4-P6P7-P9P10-P12P13-P15P16-P18P19-P21P22-P24P25-P27P28-P30P31-P32
LOW DROPOUT CMOS VOLTAGE REGULATOR
Rev.3.0_00
S-818 Series
Seiko Instruments Inc.
19
10. Ripple rejection
S-818A20A
V
IN
=3 V, I
OUT
=30 mA, C
IN
=None, C
OUT
=2 μF, 0.5 V p-p, Ta=25 °C
−100
−80
−60
−40
−20
0
0.1 1 10 100
f [kHz]
Ripple Rejection [dB]
S-818A30A
−100
−80
−60
−40
−20
0
0.1
1 10
100
f [kHz]
Ripple Rejection [dB]
V
IN
=4 V, I
OUT
=30 mA, C
IN
=None, C
OUT
=2 μF, 0.5 V p-p, Ta=25 °C
S-818A50A
−100
−80
−60
−40
−20
0
0.1
1
10 100
f [kHz]
Ripple Rejection [dB]
V
IN
=6 V, I
OUT
=30 mA, C
IN
=None, C
OUT
=2 μF, 0.5 V p-p, Ta=25 °C
LOW DROPOUT CMOS VOLTAGE REGULATOR
S-818 Series
Rev.3.0_00
Seiko Instruments Inc.
20
Transient Response Characteristics (S-818A30A, Typical data, Ta=25°C)
Overshoot
Input voltage
or
Load current
Output voltage
Undershoot
1. Power on
V
IN
=0
→
10V I
OUT
=30mA
TIME(50usec/div)
V
OUT
(0.5V/div)
10V
CL=2
μ
F
0V
0V
V
IN
V
OUT
CL=4.7
μ
F
Load dependence of overshoot C
L
dependence of overshoot
0.0
0.2
0.4
0.6
0.8
1.0
1.E−05 1.E−04 1.E−03 1.E−02 1.E−01 1.E+00
I
OUT
[V]
5 V
3 V
V
OUT
=2 V
V
IN
=0 V→V
OUT(S)
+1 V, C
L
=2 μF
Over Shoot
[
V
]
0.0
0.2
0.4
0.6
0.8
1.0
1
10
100
C
L
[μF]
V
OUT
=2 V
V
IN
=0 V→V
OUT(S)
+1 V, I
OUT
=30 mA
3 V
5 V
Over Shoot
[
V
]
V
DD
dependence of overshoot Temperature dependence of overshoot
0.0
0.2
0.4
0.6
0.8
1.0
0
2
4 6
8
10
V
DD
[V]
5 V
3 V
V
IN
=0 V→V
DD
, I
OUT
=30 mA, C
L
=2 μF
Over Shoot
[
V
]
V
OUT
=2 V
0.0
0.2
0.4
0.6
0.8
1.0
−50
0
50
100
Ta [°C]
V
OUT
=
2 V
Over Shoot [V]
V
IN
=0 V→V
OUT(S)
+1 V, I
OUT
=30 mA, C
L
=2 μF
3 V
5 V
LOW DROPOUT CMOS VOLTAGE REGULATOR
Rev.3.0_00
S-818 Series
Seiko Instruments Inc.
21
2. Shutdown control
V
IN
=10V ON/OFF=0
→
10V I
OUT
=30mA
TIME(50usec/div)
V
OUT
(0.5V/div)
10V
CL=4.7
μ
F
CL=2
μ
F
0V
0V
V
IN
V
OUT
Load dependencies of overshoot C
L
dependence of overshoot
0.0
0.2
0.4
0.6
0.8
1.0
1.E−05
1.E−04
1.E−03 1.E−02
1.E−01 1.E+00
I
OUT
[A]
V
IN
=V
OUT(S)
+1 V, C
L
=2 μF, ON/OFF=0 V→V
OUT(S)
+1 V
5 V
3 V
V
OUT
=2 V
Over Shoot
[
V
]
0.0
0.2
0.4
0.6
0.8
1.0
1
10
100
C
L
[μF]
5V
3 V
V
OUT
=
2 V
V
IN
=V
OUT(S)
+1 V, C
L
=2 μF, ON/OFF=0 V→V
OUT(S)
+1 V
Over Shoot [V]
V
DD
dependencies of overshoot Temperature dependence of overshoot
0.0
0.2
0.4
0.6
0.8
1.0
0
2
4 6
8
10
V
DD
[V]
5 V
V
OUT
=2 V
V
IN
=V
DD
, I
OUT
=30 mA, C
L
=2 μF, ON/OFF=0 V→V
DD
3 V
Over Shoot [V]
0.0
0.2
0.4
0.6
0.8
1.0
−50
0
50
100
Ta [°C]
5V
3 V
V
OUT
=2 V
V
IN
=V
OUT(S)
+1 V, I
OUT
=30 mA, C
L
=2 μF, ON/OFF=0 V→V
OUT(S)
+1 V
Over Shoot
[
V
]
ON/OFF
P1-P3P4-P6P7-P9P10-P12P13-P15P16-P18P19-P21P22-P24P25-P27P28-P30P31-P32

S-818A52AMC-BHGT2G

Mfr. #:
Buy S-818A52AMC-BHGT2G
Manufacturer:
ABLIC
Description:
LDO Voltage Regulators Linear LDO regulator 30uA Iq 300mA Iout
Lifecycle:
New from this manufacturer.
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