S-1170B Seiko Instruments, S-1170B Datasheet - Page 18

• Manufacturer Part Number: S-1170B
• Description: Voltage Regulator
• Manufacturer: Seiko Instruments

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4
HIGH RIPPLE-REJECTION LOW DROPOUT HIGH OUTPUT CURRENT CMOS VOLTAGE REGULATOR
S-1170 Series
(3) Dropout voltage vs. Output current
S-1170B15
S-1170B50
(4) Dropout voltage vs. Set output voltage
0.8
0.7
0.6
0.5
0.4
0.3
0.2
0.1
0.9
0.8
0.7
0.6
0.5
0.4
0.3
0.2
0.1
0.6
0.5
0.4
0.3
0.2
0.1
0
0
0
0
0
0
800 mA
600 mA
300 mA
100
100
10 mA
1
200 300
200 300
2
I
I
OUT
OUT
V
OTA
400
400
[mA]
[mA]
[V]
3
85°C
85°C
500
500
600
600
25°C
4
25°C
−40°C
700 800
700 800
−40°C
5
Seiko Instruments Inc.
900
900
6
S-1170B30
0.6
0.5
0.4
0.3
0.2
0.1
0
0
100
200 300
I
OUT
400
[mA]
85°C
500
600
25°C
−40°C
700 800
Rev.3.0
900
_00