S-1122 Seiko Instruments, S-1122 Datasheet - Page 17

• Manufacturer Part Number: S-1122
• Description: 9S-1112 / S-1122) HIGH RIPPLE-REJECTION AND LOW DROPOUT CMOS VOLTAGE REGULATOR
• Manufacturer: Seiko Instruments

www.datasheet4u.com
Remark The following, which describes the S-1112 Series as the typical product, shows typical data common
Rev.5.1
(1) Output Voltage vs. Output current (when load current increases)
S-1112B15 (Ta = 25°C)
S-1112B50 (Ta = 25°C)
(2) Output voltage vs. Input voltage
S-1112B15 (Ta = 25°C)
S-1112B50 (Ta = 25°C)
Characteristics (Typical Data)
HIGH RIPPLE-REJECTION AND LOW DROPOUT CMOS VOLTAGE REGULATOR
1.8
1.6
1.4
1.2
1.0
0.8
0.6
0.4
0.2
1.6
1.5
1.4
1.3
1.2
1.1
1.0
5.5
5.0
4.5
4.0
3.5
3.0
2.5
to the S-1122 Series.
6
5
4
3
2
1
0
_00
0
1.0
2.0
0
0
I
OUT
V
IN
100
100
= 1 mA
= 1.8 V
1.5
3.0
V
IN
= 5.3 V
I
OUT
200
200
30 mA
30 mA
50 mA
I
I
2.0
4.0
= 1 mA
OUT
OUT
V
V
6.0 V
IN
IN
6.5 V
300
[mA]
300
[mA]
[V]
[V]
50 mA
6.5 V
2.5
5.0
400
400
3.0
6.0
500
500
2.5 V
Seiko Instruments Inc.
600
600
3.5
7.0
S-1112B30 (Ta = 25°C)
S-1112B30 (Ta = 25°C)
Remark In determining the output current, attention
3.5
3.0
2.5
2.0
1.5
1.0
0.5
3.1
3.0
2.9
2.8
2.7
2.6
2.5
0
2.5
should be paid to the following.
1)
2)
0
The minimum output current value
The package power dissipation
and footnote *5 in the “
Characteristics”
100
V
3.0
IN
= 3.3 V
I
OUT
200
30 mA
50 mA
3.5
= 1 mA
I
OUT
V
IN
300
[mA]
[V]
6.5 V
S-1112/1122 Series
4.0
400
4.5
500
4.0 V
600
Electrical
5.0
17