Datasheet

ADA4084-2 Data Sheet
Rev. C | Page 18 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
= ±15V
V
CM
= 0V
R
L
= ∞
I
B
+
I
B
–
08237-053
Figure 59. Input Bias Current vs. Temperature
1200
–1200
–15 –10 –5
5 10
15
INPUT BIAS (nA)
V
CM
(V)
–400
–800
0
400
800
T
A
= +125°C
T
A
= –40°C
ADA4084-2
V
SY
= ±15V
0
T
A
= +25°C
T
A
= +85°C
08237-054
Figure 60. Input Bias Current vs. V
CM
and Temperature
1000
10000
100
10
1
0.001 0.01 0.1 1 10
V
DO
(mV)
LOAD CURRENT (mA)
ADA4084-2
V
SY
= ±15V
T
A
= 25°C
(V+) –V
OH
08237-055
Figure 61. Dropout Voltage vs. Source Current
1000
10000
100
10
1
0.001 0.01 0.1 1 10
V
DO
(mV)
LOAD CURRENT (mA)
ADA4084-2
V
SY
= ±15V
T
A
= 25°C
V
OL
– (V–)
08237-056
Figure 62. Dropout Voltage vs. Sink Current
120
–40
270
–90
100 100M
GAIN (dB)
PHASE (Degrees)
FREQUENCY (Hz)
–45
0
45
90
135
180
225
–20
20
0
40
60
80
100
1k 10k 100k 1M
10M
ADA4084-2
V
SY
= ±15V
T
A
= 25°C
R
L
= 10kΩ
08237-057
Figure 63. 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 10M
1M
ADA4084-2
V
SY
= ±15V
T
A
= 25°C
08237-058
A
V
= +100
A
V
= +10
A
V
= +1
Figure 64. Closed-Loop Gain vs. Frequency