S-1155 Seiko Instruments, S-1155 Datasheet - Page 23

• Manufacturer Part Number: S-1155
• Description: HIGH RIPPLE-REJECTION LOW DROPOUT HIGH OUTPUT CURRENT CMOS VOLTAGE REGULATOR
• Manufacturer: Seiko Instruments

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(5) Example of Equivalent Series Resistance vs. Output Current Characteristics (Ta = 25°C)
Rev.1.1
S-1155B50
V
IN
= 5.5 V, C
−2
−4
−6
6
4
2
0
−100
100
0.1
_00
0
I
OUT
OUT
0
0.1
= 4.7 µF, C
V
100
OUT
HIGH RIPPLE-REJECTION LOW DROPOUT HIGH OUTPUT CURRENT CMOS VOLTAGE REGULATOR
V
t [µs]
ON/OFF
200
I
Stable
IN
OUT
= 4.7 µF, I
[mA]
300
C
IN
400
= C
OUT
L
500
= 100 mA
= 4.7 µF
500
Seiko Instruments Inc.
0.6
1.0
0.8
0.4
0.2
0
1.2
V
IN
= 5.5 V, C
−2
−4
−6
6
4
2
0
−100
ON/OFF
C
I
OUT
OUT
IN
0
= 4.7 µF, C
S-1155 Series
V
V
100
ON/OFF
OUT
t [µs]
200
VIN
VSS
IN
= 4.7 µF, I
300
VOUT
S-1155 Series
400
OUT
C
R
L
ESR
= 500 mA
500
0.6
0.4
0.2
0
1.2
1.0
0.8
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