s-817b23ay Seiko Instruments Inc., s-817b23ay Datasheet - Page 25

• Manufacturer Part Number: s-817b23ay
• Description: Super-small Package Cmos Voltage Regulator
• Manufacturer: Seiko Instruments Inc.

1. 1 At powering on S-817A30A (when using a ceramic capacitor, C
T Reference Data
Rev.3.0
Load dependencies of overshoot at powering on
V
DD
(0.5 V/div)
V
1. Transient Response Characteristics (Typical data: Ta=25 °C)
In p u t v o lta g e
O u tp u t v o lta g e
OUT
L o a d c u rre n t
dependencies of overshoot at powering on
0.05
0.04
0.03
0.02
0.01
0.05
0.04
0.03
0.02
0.01
10 V
3 V
0 V
o r
0
1.E-07 1.E-06 1.E-05 1.E-04 1.E-03 1.E-02 1.E-01
0
_00
0
V
IN
2
=0 V→10 V, I
V
TIME(100 µs/div)
V
IN
2V
2V
OUT
=0 V→V
4
=0 V→V
I
V
OUT
DD
(V)
(A)
DD,
OUT
3V
OUT(S)
I
=10 mA, C
OUT
6
SUPER-SMALL PACKAGE CMOS VOLTAGE REGULATOR
=10 mA, C
O v e rs h o o t
+2 V, C
3V
8
5V
L
L
=1 µF
Seiko Instruments Inc.
5V
=1 µF
L
=1 µF
10
C
“Ta” dependencies of overshoot at powering on
L
dependencies of overshoot at powering on
0.05
0.04
0.03
0.02
0.01
0.05
0.04
0.03
0.02
0.01
0
0
0.01
-50
L
V
=1 µF)
IN
=0 V→V
V
0.1
IN
OUT(S)
0
=0 V→V
2V
C
+2 V, I
Ta(°C)
L
5V
(µF)
OUT(S)
3V
OUT
U n d e rs h o o t
+2 V, I
=10 mA, C
3V
50
1
5V
S-817 Series
OUT
2V
=10 mA
L
=1 µF
100
10
25