S-818 SII [Seiko Instruments Inc], S-818 Datasheet - Page 19
![no-image](/images/no-image-200.jpg)
S-818
Manufacturer Part Number
S-818
Description
LOW DROPOUT CMOS VOLTAGE REGULATOR
Manufacturer
SII [Seiko Instruments Inc]
Datasheet
1.S-818.pdf
(23 pages)
Available stocks
Company
Part Number
Manufacturer
Quantity
Price
Part Number:
S-818A20AMC-BGA-T2G
Manufacturer:
SII/精工
Quantity:
20 000
Company:
Part Number:
S-818A25AMC-BGF-T2
Manufacturer:
SST
Quantity:
88
Company:
Part Number:
S-818A25AUC-BGFT2G
Manufacturer:
SONY
Quantity:
3 400
Part Number:
S-818A28AMC-BGI-T2G
Manufacturer:
SEIKO/精工
Quantity:
20 000
Part Number:
S-818A28AMC-BGIT2G
Manufacturer:
SEIKO/精工
Quantity:
20 000
Part Number:
S-818A30AMC-BGK-T2
Manufacturer:
SEIKO/精工
Quantity:
20 000
Part Number:
S-818A30AMC-BGKT2G
Manufacturer:
SEIKO/精工
Quantity:
20 000
Company:
Part Number:
S-818A33AMC-BGN-T2
Manufacturer:
SEIKO
Quantity:
45 000
Company:
Part Number:
S-818A40AUC-BGUT2G
Manufacturer:
SEIKO
Quantity:
12 000
Company:
Part Number:
S-818A50AMC-BHE-T2G
Manufacturer:
SEIKO
Quantity:
12 000
Rev.1.2
1.0
0.8
0.6
0.4
0.2
0.0
0.4
0.3
0.2
0.1
0
1.E-03
Load current dependence of load fluctuation undershoot
0
V
V
IN
IN
VDD dependence of undershoot
=V
=VDD, I
fluctuation from 10 µA to 10 mA.
fluctuation while smaller current is fixed to 10 µA.
For example I
I
OUT
OUT
2
(S)+1V,
shows
1.E-02
V
OUT
OUT
=10 A 30mA,CL=2 F
4
=2V
VDD(V)
larger load current at load current
3V
CL=2 F
OUT
I
OUT
3V
=1.E-02 (A) means load current
(A)
6
1.E-01
V
OUT
5V
=2V
8
5V
Seiko Instruments Inc.
1.E+00
10
LOW DROPOUT CMOS VOLTAGE REGULATOR
0.5
0.4
0.3
0.2
0.1
0.4
0.3
0.2
0.1
Output capacitor (CL) dependence of undershoot
0
0
V
-50
IN
1
Temperature dependence of undershoot
V
=V
IN
OUT
=V
V
5V
OUT
OUT
(S)+1V ,I
=2V
(S)+1V ,I
V
OUT
0
=2V
3V
OUT
Ta(°C)
CL(uF)
OUT
=10 A 30mA CL 2 F
10
3V
=10 A 30mA
5V
50
S-818 Series
100
100
19