FAN2518 Datasheet, PDF (7/10 Pages) Fairchild Semiconductor – 50 mA CMOS LDO Regulators with Fast Start Enable

FAN2518/FAN2519
Typical Performance Characteristics
Power Supply
Rejection Ratio
100
I_OUT = 100µA
80 ^COUT ^{= 1.0µF Cer.}
60
40
Power Supply
Rejection Ratio
100
I_OUT = 10mA
80 ^COUT ^{= 1.0µF Cer.}
60
V_IN = 4.0V
V_OUT = 3.0V
40
20
0
10
V_IN = 4.0V
V_OUT = 3.0V
100 1k 10k 100k 1M 10M
Frequency (Hz)
20
0
10 100 1k 10k 100k 1M 10M
Frequency (Hz)
Power Supply
Rejection Ratio
100
I_OUT = 100µA
80 ^COUT ^{= 10µF Cer.}
C_BYP = 0.01µF
60
40
20
V_IN = 4.0V
V_OUT = 3.0V
0
10 100 1k 10k 100k 1M 10M
Frequency (Hz)
Power Supply
Rejection Ratio vs. Voltage Drop
70
60 _{IOUT = 100µA}
50 _10mA
40
30
C_OUT = 1.0µF Cer.
20 ^50mA
10
0
3.0
3.6
4.1
Voltage (V)
Power Supply
Rejection Ratio
100
I_OUT = 10mA
80
C_OUT = 10µF Cer.
C_BYP = 0.01µF
60
V_IN = 4.0V
V_OUT = 3.0V
40
20
0
10 100 1k 10k 100k 1M 10M
Frequency (Hz)
Power Supply
Rejection Ratio vs. Voltage Drop
70
60
I_OUT = 10mA
50
40
30
100µA
20
10 ^50mA
C_OUT = 10µF Cer.
0
3.0
3.6
4.1
Voltage (V)
30.00
28.00
26.00
Ground Pin Current
V_IN = 4V
V_OUT = 3V
24.00
22.00
20.00
0.1
1
10
Load Current (mA)
REV. 1.0.6 2/14/03
35.00
Ground Pin Current
30.00
25.00
20.00
15.00
10.00
5.00
0.00
3.0
V_OUT = 3V
I_OUT = 100µA
4.0 5.0 6.0 7.0
Input Voltage (V)
PRODUCT SPECIFICATION
Power Supply
Rejection Ratio
100
I_OUT = 50mA
80 C_OUT = 1.0µF Cer.
60
V_IN = 4.0V
V_OUT = 3.0V
40
20
0
10 100 1k 10k 100k 1M 10M
Frequency (Hz)
Power Supply
Rejection Ratio
100
I_OUT = 50mA
80 ^COUT ^{= 10µF Cer.}
C_BYP = 0.01µF
60
V_IN = 4.0V
V_OUT = 3.0V
40
20
0
10 100 1k 10k 100k 1M 10M
Frequency (Hz)
Noise Performance
10
1
V_IN = 4V
V_OUT = 3V
0.1
0.01
0.001
C_OUT = 1.0µF
CI _LB=YP10=µ0A.01µF
0.0001
10 100 1k 10k 100k 1M
Frequency (Hz)
35.00
Ground Pin Current
30.00
25.00
20.00
15.00
10.00
5.00
0.00
3.0
V_OUT = 3V
I_OUT = 50mA
4.0 5.0 6.0 7.0
Input Voltage (V)
7