ADP121
TYPICAL PERFORMANCE CHARACTERISTICS
VIN = 2.3 V, VOUT = 1.8 V, IOUT = 10 mA, CIN = COUT = 1 ꢀF, TA = 25°C, unless otherwise noted.
1.804
1.802
1.800
40
35
30
25
20
15
10
5
V
V
= 1.8V
V
V
= 1.8V
OUT
= 2.3V
OUT
= 2.3V
IN
IN
1.798
1.796
1.794
1.792
I
I
I
I
I
I
= 10µA
LOAD
LOAD
LOAD
LOAD
LOAD
LOAD
I
I
I
I
I
I
= 10µA
= 100µA
= 1mA
= 10mA
= 100mA
= 150mA
LOAD
LOAD
LOAD
LOAD
LOAD
LOAD
= 100µA
= 1mA
1.790
1.788
1.786
= 10mA
= 100mA
= 150mA
0
–40°C
–5°C
25°C
(°C)
85°C
125°C
–40°C
–5°C
25°C
(°C)
85°C
125°C
T
T
J
J
Figure 5. Output Voltage vs. Junction Temperature
Figure 8. Ground Current vs. Junction Temperature
1.806
1.804
1.802
35
V
V
T
= 1.8V
V
V
T
= 1.8V
OUT
= 2.3V
OUT
= 2.3V
IN
= 25°C
IN
= 25°C
A
30
25
20
A
1.800
1.798
1.796
1.794
15
10
5
0
0.001
0.01
0.1
1
10
100
1000
0.001
0.01
0.1
1
10
100
1000
I
(mA)
I
(mA)
LOAD
LOAD
Figure 6. Output Voltage vs. Load Current
Figure 9. Ground Current vs. Load Current
1.806
1.804
1.802
1.800
1.798
35
30
25
20
I
I
I
I
I
I
= 10µA
= 100µA
= 1mA
= 10mA
= 50mA
= 100mA
V
= 1.8V
V
= 1.8V
LOAD
LOAD
LOAD
LOAD
LOAD
LOAD
OUT
= 25°C
OUT
= 25°C
T
T
A
A
15
10
5
I
I
I
I
I
I
= 10µA
= 100µA
= 1mA
= 10mA
= 100mA
= 150mA
LOAD
LOAD
LOAD
LOAD
LOAD
LOAD
1.796
1.794
0
2.3
2.3
2.7
3.1
3.5
3.9
(V)
4.3
4.7
5.1
5.5
2.7
3.1
3.5
3.9
(V)
4.3
4.7
5.1
5.5
V
V
IN
IN
Figure 10. Ground Current vs. Input Voltage
Figure 7. Output Voltage vs. Input Voltage
Rev. 0 | Page 7 of 20