S-812C Seiko Instruments Inc, S-812C Datasheet - Page 20

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

HIGH OPERATING VOLTAGE CMOS VOLTAGE REGULATOR
S-812C Series
20
(4) Load Transient Response : S-812C30B (C
Load dependence of overshoot at load transient
V
0.16
0.14
0.12
0.10
0.08
0.06
0.04
0.02
0.00
1.2
1.0
0.8
0.6
0.4
0.2
0.0
DD
V
2.9V
3.1V
IN
3V
dependence of overshoot at load transient
, ON/OFF= V
0
0
20
OU T
5
(S )+ 2V , I
S-812C 30B
S-812C 50B
40
I
OU T
I
OUT
TIME (200 s/div)
V
= 10m A
V
S-812C 50B
DD
IN
10
OU T
(A)
=5V, I
(V)
60
= I
S-812C 30B
OU T
O UT
1 A , C
=10mA 1 A,C
15
1 A ,C
80
L
= 10 F
Seiko Instruments Inc.
L
L
= 10 F
=10 F; ceramic capacitor)
100
20
L
=10 F
Temperature dependence of overshoot at load transient
10mA
0mA
C
L
0.16
0.14
0.12
0.10
0.08
0.06
0.04
0.02
0.00
V
dependence of overshoot at load transient
0.16
0.14
0.12
0.10
0.08
0.06
0.04
0.02
0.00
I N
, ON/OFF=V
V
0
I N
-50
, ON/OFF=V
S-812C 30B
10
S-812C 50B
OU T
(S )+2V , I
OU T
S-812C 50B
20
0
C
(S )+2V ,I
S-812C 30B
L
Ta (°C)
( F)
OU T
30
= 10m A
OU T
= 10m A
50
40
1 A , C
Rev.1.0
1 A
L
50
= 10 F
100