S-1323 Datasheet, PDF (17/28 Pages) Seiko Instruments Inc – HIGH RIPPLE-REJECTION AND SMALL PACKAGE CMOS VOLTAGE REGULATOR

HIGH RIPPLE-REJECTION AND SMALL PACKAGE CMOS VOLTAGE REGULATOR
Rev.4.2_00
S-1323 Series
(5) Current consumption vs. Input voltage
S-1323B15
120
100
80 _25°C
60
40
20
0
0
S-1323B50
85°C
2
4
VIN [V]
120
100 ^{–40°C}
80 _25°C
60
40
20
0
0
2
85°C
4
VIN [V]
–40°C
6
8
6
8
(6) Ripple rejection
S-1323B15 (Ta = 25°C)
VIN = 2.5 V, COUT = 1.0 µF
100
IOUT = 1 mA
80
60
30 mA
40
150 mA
20
0
10
100
1k
10k 100k 1M
Frequency [Hz]
S-1323B50 (Ta = 25°C)
VIN = 6.0 V, COUT = 1.0 µF
100
80
IOUT = 1 mA
60
40
150 mA
20
30 mA
0
10
100
1k
10k 100k 1M
Frequency [Hz]
S-1323B30
120
100 ^25°C
80 _{–40°C}
60
85°C
40
20
0
0
2
4
6
8
VIN [V]
S-1323B30 (Ta = 25°C)
VIN = 4.0 V, COUT = 1.0 µF
100
80
60
40
20
0
10
150 mA
IOUT = 1 mA
30 mA
100
1k
10k 100k 1M
Frequency [Hz]
Seiko Instruments Inc.
17