SUPER-SMALL PACKAGE CMOS VOLTAGE REGULATOR
S-817 Series
Rev.4.2_00
Characteristics (Typical Data)
1. Output Voltage vs. Output Current (when load current increases)
(a) S-817A Series
S-817A11A (Ta=25°C)
1.2
S-817A20A (Ta=25°C)
2.5
2.0
1.5
1.0
0.5
0.0
10V
8V
0.9
3V
4V
V =
IN
1.5V
3.1V
VOUT
(V)
0.6
5V
VOUT
4.1V
2.1V
(V)
0.3
0.0
V =
IN
2.4V
0
20
40
(mA)
60
80
0
30
60
IOUT (mA)
90
120
IOUT
S-817A30A (Ta=25 °C)
S-817A50A (Ta=25°C)
5.0
3.0
2.5
5V
10V
4.0
3.0
2.0
1.0
0.0
6V
4V
2.0
1.5
1.0
0.5
0.0
6V
VOUT
(V)
8V
VOUT
(V)
V =5.4V
7V
IN
10V
V =
3.4V
IN
0
30
60
90
120
150
0
40
80
120
160
200
IOUT (mA)
IOUT (mA)
(b) S-817B series
S-817B11A (Ta=25°C)
1.2
S-817B20A (Ta=25°C)
2.5
10V
V =2.4V
8V
IN
2.0
0.9
4.1V
3.1V
1.5
VOUT
0.6
(V)
5V
4V
VOUT
2.1V
1.0
(V)
3V
0.3
0.0
VIN=
1.5V
0.5
0.0
0
50
100
150
200
10V
250
0
50
100 150
200 250 300
IOUT (mA)
IOUT (mA)
S-817B30A (Ta=25°C)
S-817B50A (Ta=25°C)
5.0
3.5
3.0
10V
4.0
2.5
2.0
1.5
1.0
0.5
0.0
4V
7V
8V
3.0
VOUT
(V)
VOUT
(V)
6V
VIN=5.4V
2.0
1.0
0.0
5V
6V
VIN=
3.4V
0
50
100 150
200 250 300
0
50
100 150
200 250 300
IOUT (mA)
IOUT (mA)
19
Seiko Instruments Inc.
SII [ SEIKO INSTRUMENTS INC ]
