Datasheet

ADA4084-2 Data Sheet
Rev. C | Page 8 of 28
–50
–100
–150
–200
–250
–40 125
INPUT BIAS (nA)
TEMPERATURE (°C)
–25 –10 5 20 35 50 65 80 95
110
ADA4084-2
V
SY
= ±1.5V
V
CM
= 0V
R
L
= ∞
I
B
+
I
B
–
08237-007
Figure 9. Input Bias Current vs. Temperature
600
–600
–1.5 –1.0 1.0–0.5 0.50 1.5
INPUT BIAS (nA)
V
CM
(V)
–400
–200
0
200
400
T
A
= +85°C
T
A
= +25°C
T
A
= +125°C
T
A
= –40°C
ADA4084-2
V
SY
= ±1.5V
08237-008
Figure 10. Input Bias Current vs. V
CM
and Temperature
1000
100
10
1
0.001 0.01 0.1 1 10
V
DO
(mV)
LOAD CURRENT (mA)
ADA4084-2
V
SY
= ±1.5V
T
A
= 25°C
(V+) –V
OH
08237-009
Figure 11. Dropout Voltage vs. Source Current
1000
100
10
1
0.001 0.01 0.1 1 10
V
DO
(mV)
LOAD CURRENT (mA)
ADA4084-2
V
SY
= ±1.5V
T
A
= 25°C
V
OL
– (V–)
08237-010
Figure 12. Dropout Voltage vs. Sink Current
120
–40
270
–90
0.1 100k
GAIN (dB)
PHASE (Degrees)
FREQUENCY (kHz)
–45
0
45
90
135
180
225
–20
20
0
40
60
80
100
1 10 100 1k
10k
ADA4084-2
V
SY
= ±1.5V
T
A
= 25°C
R
L
= 10kΩ
08237-0
1
1
Figure 13. Open-Loop Gain and Phase vs. Frequency
60
–20
10 100M
GAIN (dB)
FREQUENCY (Hz)
–10
0
10
20
30
40
50
100
1k 10k 100k
10M1M
A
V
= +100
A
V
= +10
A
V
= +1
ADA4084-2
V
SY
= ±1.5V
T
A
= 25°C
08237-012
Figure 14. Closed-Loop Gain vs. Frequency