S-812C Seiko Instruments Inc, S-812C Datasheet - Page 21

• Manufacturer Part Number: S-812C
• Description: HIGH OPERATING VOLTAGE CMOS VOLTAGE REGULATOR
• Manufacturer: Seiko Instruments Inc

Rev.1.0
Load dependence of undershoot at load transient
V
0.20
0.15
0.10
0.05
0.00
1.2
1.0
0.8
0.6
0.4
0.2
0.0
DD
V
2.9V
IN
3V
dependence of undershoot at load transient
, ON/OFF=V
0
0
20
OU T
5
(S )+2V , I
S-812C 30B
40
I
S-812C 50B
OU T
I
OUT
V
TIME (500 s/div)
S-812C 50B
= 1 A
DD
S-812C 30B
10
OU T
V
(A)
(V)
IN
60
= 1 A
=5V, I
10m A , C
HIGH OPERATING VOLTAGE CMOS VOLTAGE REGULATOR
O UT
15
I
OU T
80
=1 A
,C
L
= 10 F
L
Seiko Instruments Inc.
= 10 F
100
10mA, C
20
L
Temperature dependence of undershoot at load transient
=10 F
C
V
0.25
0.20
0.15
0.10
0.05
0.00
0.25
0.20
0.15
0.10
0.05
0.00
10mA
L
I N
0mA
dependence of undershoot at load transient
, ON/OFF=V
V
IN
-50
, O N/O FF=V
0
S-812C 30B
10
OU T
S-812C 50B
(S )+2V ,I
O UT
C
0
L
20
S-812C 30B
Ta (°C)
(S)+2V,I
S-812C 50B
( F)
OU T
= 1 A
30
O UT
50
S-812C Series
=1 A
10m A , C
40
10m A
L
= 10 F
100
50
21