Datasheet

Data Sheet ADA4528-1/ADA4528-2
Rev. D | Page 13 of 28
0
0.25
0.50
0.75
1.00
1.25
1.50
1.75
2.00
0
0.5
1.0
1.5
2.0
2.5 3.0
3.5
4.0
4.5
5.0
5.5
I
SY
PER AMPLIFIER (mA)
V
SY
(V)
+125°C
–40°C
+85°C
+25°C
09437-021
Figure 26. Supply Current vs. Supply Voltage
–90
–45
0
45
90
135
–30
0
30
60
90
120
1k
10k
100k
1M 10M
PHASE (Degrees)
OPEN-LOOP GAIN (dB)
FREQUENCY (Hz)
V
SY
= 2.5V
R
L
= 10kΩ
C
L
= 100pF
09437-022
PHASE
GAIN
Figure 27. Open-Loop Gain and Phase vs. Frequency
–20
–10
0
10
20
30
40
50
60
10 100 1k 10k 100k 1M 10M
CLOSED-LOOP GAIN (dB)
FREQUENCY (Hz)
A
V
= 100
V
SY
= 2.5V
A
V
= 10
A
V
= 1
09437-026
Figure 28. Closed-Loop Gain vs. Frequency
1.0
1.2
1.4
1.6
1.8
2.0
–50 –25
0
25
50
75
100
125
I
SY
PER AMPLIFIER (mA)
TEMPERATURE (°C)
V
S
Y
= 5.0V
V
SY
= 2.5V
09437-024
Figure 29. Supply Current vs. Temperature
–90
–45
0
45
90
135
–30
0
30
60
90
120
1k
10k
100k
1M 10M
PHASE (Degrees)
OPEN-LOOP
GAIN (dB)
FREQUENCY (Hz)
V
SY
= 5V
R
L
= 10kΩ
C
L
= 100pF
09437-025
PHASE
GAIN
Figure 30. Open-Loop Gain and Phase vs. Frequency
–20
–10
0
10
20
30
40
50
60
10
100 1k
10k
100k
1M
10M
CLOSED-LOOP
GAIN (dB)
FREQUENCY (Hz)
A
V
= 100
V
SY
= 5V
A
V
= 10
A
V
= 1
09437-029
Figure 31. Closed-Loop Gain vs. Frequency