S-1172 Seiko Instruments, S-1172 Datasheet - Page 19

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

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(3) Dropout Voltage vs. Output Current
(4) Dropout Voltage vs. Set Output Voltage
Rev.1.1
S-1172B10
S-1172B50
0.40
0.35
0.30
0.25
0.20
0.15
0.10
0.05
0.7
0.6
0.5
0.
0.3
0.2
0.1
0.7
0.6
0.5
0.4
0.3
0.2
0.1
_00
0
0
0
0
0
0
200
200
1
HIGH RIPPLE-REJECTION LOW DROPOUT HIGH OUTPUT CURRENT CMOS VOLTAGE REGULATOR
400
I
OUT
00
2
Ta = 85
Ta = 85 ° C
I
I
= 1000 mA
OUT
OUT
V
600
600
OTA
500 mA
300 mA
25
40
[mA]
[mA]
10 mA
3
°
°
°
[V]
C
C
C
800 1000
800 1000
4
25 ° C
5
0 ° C
Seiko Instruments Inc.
1200
1200
6
S-1172B30
0.40
0.35
0.30
0.25
0.20
0.15
0.10
0.05
0
0
200
400
Ta = 85
I
OUT
25
40
600
°
°
°
[mA]
C
C
C
800 1000
S-1172 Series
1200
19