Datasheet

ADP170/ADP171 Data Sheet
Rev. C | Page 8 of 20
5.0
4.5
0
–50 –25 0 25 50 75 100 125
TEMPERATURE (°C)
SHUTDOWN CURRENT (µA)
4.0
3.5
3.0
2.5
2.0
1.5
1.0
0.5
07716-011
V
IN
= 2.1V
V
IN
= 2.3V
V
IN
= 2.7V
V
IN
= 2.9V
V
IN
= 3.2V
V
IN
= 3.4V
V
IN
= 3.5V
V
IN
= 3.6V
Figure 11. Shutdown Current vs. Temperature at Various Input Voltages
70
60
50
40
30
20
10
0
0.1 1 10 100 1k
07716-012
DROPOUT VOLTAGE (mV)
LOAD CURRENT (mA)
T
A
= 25°C
Figure 12. Dropout Voltage vs. Load Current
1.85
1.80
1.75
1.70
1.65
1.60
1.55
1.50
1.55
1.65 1.75 1.851.60 1.70 1.80 1.90
V
OUT
(V)
V
IN
(V)
I
LOAD
= 1mA
I
LOAD
= 10mA
I
LOAD
= 100mA
I
LOAD
= 200mA
I
LOAD
= 300mA
07716-013
Figure 13. Output Voltage vs. Input Voltage (in Dropout)
400
350
300
250
200
150
100
50
0
1.5
1.71.6
1.8 1.9
2.0
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GROUND CURRENT (µA)
V
IN
(V)
I
LOAD
= 1mA
I
LOAD
= 10mA
I
LOAD
= 100mA
I
LOAD
= 200mA
I
LOAD
= 300mA
Figure 14. Ground Current vs. Input Voltage (In Dropout)
–30
–40
–50
–60
–70
–80
–90
10 100 1k 10k 100k
1M 10M
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PSSR (dB)
FREQUENCY (Hz)
300mA
200mA
100mA
10mA
1mA
Figure 15. Power Supply Rejection Ratio vs. Frequency, V
OUT
= 0.8 V
10 100 1k 10k 100k 1M 10M
07716-016
PSSR (dB)
FREQUENCY (Hz)
–30
–40
–50
–60
–70
–80
–90
300mA
200mA
100mA
10mA
1mA
Figure 16. Power Supply Rejection Ratio vs. Frequency, V
OUT
= 1.8 V