Datasheet

ADA4091-2/ADA4091-4 Data Sheet
Rev. G | Page 12 of 20
0
5
10
15
20
25
30
35
100 1k
10k
100k 1M
07671-016
FREQUENCY (Hz)
V
OUT
SWING (V)
ADA4091-2
V
SY
= ±15V
V
IN
= 29.8V p-p
R
L
= 100kΩ
Figure 35. Output Voltage Swing vs. Frequency
0.1
0.001 0.01 0.1 1 10 100
1
10
100
10,000
1000
ADA4091-2
V
SY
= ±15V
07671-019
LOAD CURRENT (mA)
V
OUT
TO RAIL (mV)
V
OL
– V
SS
V
DD
– V
OH
Figure 36. Dropout Voltage vs. Load Current
0.1
1
10
100
1k
A
V
= 100
A
V
= 10
A
V
= 1
ADA4091-2
T
A
= 25°C
V
SY
= ±15V
10
100 1k 10k 100k 1M 10M
07671-011
FREQUENCY (Hz)
Z
OUT
(Ω)
Figure 37. Output Impedance vs. Frequency
–30
–20
–10
0
10
20
30
40
50
10
100
1k
10k
100k
1M 10M
ADA4091-2
V
SY
= ±15V
R
L
= 1MΩ
C
L
= 35pF
A
V
= 100
A
V
= 10
A
V
= 1
07671-008
FREQUENCY (Hz)
CLOSED-LOOP GAIN (dB)
Figure 38. Closed-Loop Gain vs. Frequency
16
14
12
10
8
6
4
2
0
–2
0 10 20 30 40 50 60 70 80 90
TIME (µs)
OUTPUT VOLTAGE (V)
07671-048
ADA4091-2
T
A
= 25°C
V
SY
= ±15V
Figure 39. Positive Overload Recovery
2
0
–2
–4
–6
–8
–10
–12
–14
–16
0 10 20 30 40 50 60 70
80
TIME (µs)
OUTPUT VOLTAGE (V)
07671-049
ADA4091-2
T
A
= 25°C
V
SY
= ±15V
Figure 40. Negative Overload Recovery