S-1121 Seiko Instruments, S-1121 Datasheet - Page 18

• Manufacturer Part Number: S-1121
• Description: (S-1111 / S-1121) HIGH RIPPLE-REJECTION LOW DROPOUT
• Manufacturer: Seiko Instruments

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18
HIGH RIPPLE-REJECTION LOW DROPOUT CMOS VOLTAGE REGULATOR
S-1111/1121 Series
(3) Dropout voltage vs. Output current
S-1111B15
S-1111B50
(4) Dropout voltage vs. Set output voltage
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0.45
0.35
0.25
0.15
0.05
0.35
0.25
0.15
0.05
0.25
0.15
0.05
0.4
0.3
0.2
0.1
0.4
0.3
0.2
0.1
0.2
0.1
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0
0
0
0
0
0
150 mA
100 mA
50 mA
30 mA
10 mA
.
1
50
50
d
2
85°C
I
I
OUT
OUT
V
85°C
OTA
3
a
[mA]
[mA]
100
100
[V]
4
t
-40°C
−40°C
150
150
5
25°C
a
25°C
6
Seiko Instruments Inc.
200
200
s
7
h
S-1111B30
e
0.25
0.15
0.05
0.3
0.2
0.1
e
0
0
t
50
4
85°C
I
OUT
u
100
[mA]
.
-40°C
150
c
25°C
Rev.4.1
200
o
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m