Datasheet

AD8546
Rev. A | Page 11 of 24
0
5
10
15
20
25
30
35
0 3 6 9 12 15 18
I
SY
PER AMP (µA)
V
SY
(V)
–40°C
+25°C
+85°C
+125°C
09585-026
Figure 26. Supply Current per Amplifier vs. Supply Voltage
–135
–90
–45
0
45
90
135
–60
–20
–40
0
20
40
60
1k 10k 100k 1M
PHASE (Degrees)
OPEN-LOOP GAIN (dB)
FREQUENCY (Hz)
PHASE
GAIN
09585-027
C
L
= 10pF
C
L
= 100pF
V
SY
= 2.7V
R
L
= 1MΩ
Figure 27. Open-Loop Gain and Phase vs. Frequency
–60
–40
–20
0
20
40
60
100 1k 10k 100k 1M
CLOSED-LOOP GAIN (dB)
FREQUENCY (Hz)
V
SY
= 2.7V
A
V
= +100
A
V
= +10
A
V
= +1
09585-028
Figure 28. Closed-Loop Gain vs. Frequency
0
10
20
30
40
50
60
–50 –25 0 25 50 75 100 125
I
SY
PER AMP (µA)
TEMPERATURE (°C)
V
SY
= 2.7V
V
SY
= 18V
09585-029
Figure 29. Supply Current per Amplifier vs. Temperature
1k 10k 100k 1M
OPEN-LOOP GAIN (dB)
FREQUENCY (Hz)
09585-030
PHASE
–135
–90
–45
0
45
90
135
–60
–20
–40
0
20
40
60
GAIN
PHASE (Degrees)
C
L
= 10pF
C
L
= 100pF
V
SY
= 18V
R
L
= 1MΩ
Figure 30. Open-Loop Gain and Phase vs. Frequency
–60
–40
–20
0
20
40
60
100 1k 10k 100k 1M
CLOSED-LOOP GAIN (dB)
FREQUENCY (Hz)
V
SY
= 18V
A
V
= +100
A
V
= +10
A
V
= +1
09585-031
Figure 31. Closed-Loop Gain vs. Frequency