Datasheet

ADR3412/ADR3420/ADR3425/ADR3430/ADR3433/ADR3440/ADR3450
Rev. B | Page 13 of 24
0.80
0.85
0.90
0.95
1.00
1.05
1.10
1.15
1.20
–3–2–1012345678910
DIFFERENTIAL VOLTAGE (V)
LOAD CURRENT (mA)
T
A
= –40°C
T
A
= +25°C
T
A
= +125°C
08440-056
Figure 9. ADR3412 Dropout Voltage vs. Load Current
–3–2–1012345678910
DIFFERENTIAL VOLTAGE (mV)
LOAD CURRENT (mA)
08440-057
–50
0
50
100
150
200
250
300
350
400
450
T
A
= –40°C
T
A
= +25°C
T
A
= +125°C
Figure 10. ADR3420 Dropout Voltage vs. Load Current
08440-055
CH1 500mV CH2 2.00V M100µs A CH2 2.36V
2
1
V
IN
= 2V/DIV
C
IN
= C
OUT
= 0.1µF
R
L
= 1k
V
OUT
= 500mV/DIV
FREQUENCY GEN = 1Hz
Figure 11. ADR3412 Start-Up (Turn-On Settle) Time
0
50
100
150
200
250
300
350
400
–3–2–1012345678910
DIFFERENTIAL VOLTAGE (mV)
LOAD CURRENT (mA)
–40°C
+25°C
+125°C
08440-015
Figure 12. ADR3425 Dropout Voltage vs. Load Current
0
50
100
150
200
250
300
350
DIFFERENTIAL VOLTAGE (mV)
LOAD CURRENT (mA)
–40°C
+25°C
+125°C
–3–2–1012345678910
08440-016
Figure 13. ADR3450 Dropout Voltage vs. Load Current
0
20
40
60
80
100
120
140
–40 –25 –10 5 20 35 50 65 80 95 110 125
LINE REGULATION (ppm/V)
TEMPERATURE (°C)
ADR3412
ADR3420
ADR3425
ADR3430
ADR3433
ADR3440
ADR3450
08440-052
Figure 14. Line Regulation vs. Temperature