Datasheet

Data Sheet ADA4084-2
Rev. C | Page 13 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
= ±5V
V
CM
= 0V
R
L
= ∞
I
B
+
I
B
–
08237-030
Figure 34. Input Bias Current vs. Temperature
800
–800
–5 5
INPUT BIAS (nA)
V
CM
(V)
–400
–600
–200
0
200
400
600
T
A
= +125°C
T
A
= –40°C
ADA4084-2
V
SY
= ±5V
–4 –3 –2
–1 0
1
2 3 4
T
A
= +25°C
T
A
= +85°C
08237-031
Figure 35. 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
= ±5V
T
A
= 25°C
(V+) –V
OH
08237-032
Figure 36. 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
= ±5V
T
A
= 25°C
V
OL
– (V–)
08237-033
Figure 37. 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
= ±5V
T
A
= 25°C
R
L
= 10kΩ
08237-034
Figure 38. 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
ADA4084-2
V
SY
= ±5V
T
A
= 25°C
08237-035
A
V
= +100
A
V
= +10
A
V
= +1
Figure 39. Closed-Loop Gain vs. Frequency