S-1172 Seiko Instruments, S-1172 Datasheet - Page 18

• Manufacturer Part Number: S-1172
• Description: HIGH RIPPLE-REJECTION LOW DROPOUT HIGH OUTPUT CURRENT CMOS VOLTAGE REGULATOR
• Manufacturer: Seiko Instruments

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(1) Output Voltage vs. Output Current (when load current is increased) (Ta = 25 ° C)
(2) Output Voltage vs. Input Voltage (Ta = 25°C)
18
HIGH RIPPLE-REJECTION LOW DROPOUT HIGH OUTPUT CURRENT CMOS VOLTAGE REGULATOR
S-1172 Series
S-1172B10
S-1172B50
S-1172B10
S-1172B50
Characteristics (Typical Data)
1.2
1.0
0.8
0.6
0.4
0.2
1.1
1.0
0.9
0.8
0.7
0.6
0.5
5.1
5.0
4.9
4.8
4.7
4.6
4.5
6
5
4
3
2
1
0
0
0.5
4.5
0
0
I
OUT
V
IN
400
= 1 mA
400
1.0
= 1.5 V
4.7
I
OUT
800
800
1.5
I
I
4.9
OUT
OUT
V
100 mA
V
= 1 mA
50 mA
IN
IN
[mA]
[mA]
[V]
100 mA
[V]
1200
1200
50 mA
2.0
5.1
V
1600
1600
IN
2.5
5.3
= 5.3 V
5.5 V
5.5 V
3.0 V
2.0 V
Seiko Instruments Inc.
2000
2000
5.5
3.0
S-1172B30
Remark In determining the output current, attention
S-1172B30
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
2. Power dissipation of the package
should be paid to the following.
1. The minimum value of output current
0
2.5
0
in Table 7 and footnote *5 in “
Characteristics ”
I
OUT
V
400
3.0
IN
= 1 mA
= 3.5 V
5.0 V
800
3.5
100 mA
I
50 mA
OUT
V
IN
[mA]
[V]
1200
4.0
1600
4.5
Rev.1.1
Electrical
4.0 V
5.5 V
2000
5.0
_00