ADR420/ADR421/ADR423/ADR425
0.55
70
60
50
40
30
20
10
0
I
= 0mA TO 5mA
L
0.50
+125°C
0.45
V
= 5V
IN
0.40
+25°C
V
= 6.5V
0.35
IN
–40°C
0.30
0.25
4
6
8
10
12
14 15
–40
–10
20
50
80
110 125
INPUT VOLTAGE (V)
TEMPERATURE (°C)
Figure 9. ADR423 Supply Current vs. Input Voltage
Figure 12. ADR421 Load Regulation vs. Temperature
0.55
0.50
0.45
0.40
0.35
0.30
0.25
70
60
50
40
30
20
10
0
I
= 0mA TO 10mA
L
+125°C
V
= 7V
IN
+25°C
–40°C
V
= 15V
IN
6
8
10
12
14
15
–40
–10
20
50
80
110 125
INPUT VOLTAGE (V)
TEMPERATURE (°C)
Figure 10. ADR425 Supply Current vs. Input Voltage
Figure 13. ADR423 Load Regulation vs. Temperature
70
60
50
40
30
20
10
0
35
30
25
20
15
10
5
V
= 15V
IN
= 0mA TO 10mA
I
= 0mA TO 5mA
L
I
L
V
= 4.5V
IN
V
= 6V
IN
0
–40
–40
–10
20
50
80
110 125
–10
20
50
80
110 125
TEMPERATURE (°C)
TEMPERATURE (°C)
Figure 11. ADR420 Load Regulation vs. Temperature
Figure 14. ADR425 Load Regulation vs. Temperature
Rev. I | Page 10 of 24
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