FAN2558 Fairchild Semiconductor, FAN2558 Datasheet - Page 12

• Manufacturer Part Number: FAN2558
• Description: The FAN255 low-voltage CMOS LDO features fixed or adjustable output voltage, 180mA load current, delayed power good output (open drain), and 1% output accuracy with excellent line and load regulation
• Manufacturer: Fairchild Semiconductor

FAN2558/FAN2559
Typical Performance Characteristics
Unless otherwise specified, C
12
25
20
15
10
5
0
0.0
I
LOAD
Power Good in Fail Condition
Output Spectral Noise Density
I
=100mA
LOAD
Load Transient Response
= 0mA
0.5
Power Good Voltage (V)
Time (200 S/div)
V
IN
= 5V
1.0
IN
C
V
V
OUT
OUT
IN
= C
= 2.7V
C
C
= 4.7 F
I
= 1.8V
LOAD
BYP
V
OUT
OUT
V
IN
IN
= 10nF
= 3V
= 180mA
= 1 F
= 4V
1.5
= 1 F, R
PG
2.0
= 47k
(Continued)
T
A
= 25°C, EN = V
Power Good Delay = 2mSec
Enable Delay = 27.6 S
Power Good Delay
IN
Time (1mS/div)
Time (20 S/div)
PRODUCT SPECIFICATIONS
V
C
V
V
I
C
C
OUT
V
LOAD
IN
OUT
OUT
IN
OUT
BYP
REV. 1.0.4 3/15/04
=3V
=2.7V
=1.2V
=1 F
=1V
=0mA
=10nF
=1 F