Datasheet

Data Sheet ADA4091-2/ADA4091-4
Rev. G | Page 9 of 20
0
25
50
75
100
125
150
175
200
225
07671-037
V
OS
(µV)
NUMBER OF AMPLIFIERS
–250 –200
–150 –100
–50
0 50
100 150 200 250
ADA4091-2
T
A
= 25
°C
V
SY
= ±5V
Figure 17. Input Offset Voltage Distribution
07671-038
TCV
OS
(µ
V/°C)
NUMBER OF AMPLIFIERS
0
50
100
150
200
300
250
350
400
ADA4091-2
–40°C ≤ T
A
≤ +125°C
V
SY
= ±5V
–1 0 1
2 3 4 5 6 7
8
Figure 18. TCV
OS
Distribution
07671-026
ADA4091-2
V
SY
= ±5V
T
A
= 2
5 °C
R
L
= 100kΩ
C
L
= 100pF
A
V
= +1
TIME (µs)
V
OUT
(V)
0
5 10 15 20
25 30 35 40 45 50
6
–6
–4
4
–2
2
0
Figure 19. Large Signal Transient Response
0 1 2 3 4 5 6 7 8 9 10 11 12 13
14 15
16
17
18 19
20
07671-029
TIME (µ
s)
V
OUT
(V)
0.06
–0.08
–0.06
0.04
–0.04
0.02
–0.02
0
ADA4091-2
V
SY
= ±5V
T
A
= 25°C
R
L
= 100kΩ
C
L
= 100pF
A
V
= +1
Figure 20. Small Signal Transient Response
–5 –4 –3 –2 –1 0
321
4 5
07671-032
V
CM
(V)
I
B
(nA)
–40°C
+85
°C
+125°C
ADA4091-2
V
SY
= ±5V
–200
–100
0
100
200
300
400
500
+25°C
Figure 21. Input Bias Current vs. Common-Mode Voltage
GAIN
PHASE
1k
10k 100k 1M 10M
07671-005
FREQUENCY (Hz)
ADA4091-2
V
SY
= ±5V
R
L
= 1MΩ
C
L
= 35pF
–20
0
20
40
60
80
100
–20
0
20
40
60
80
100
OPEN-LOOP GAIN (dB)
PHASE (Degrees)
Figure 22. Open-Loop Gain and Phase vs. Frequency