TA = 25°C, unless otherwise noted.
30
ADA4051-2
ADA4051-1
25
20
15
10
5
VCM = VSY/2
0
0 0.5 1.0 1.5 2.0 2.5 3.0 3.5 4.0 4.5 5.0
SUPPLY VOLTAGE (V)
Figure 23. Total Supply Current vs. Supply Voltage
80
180
VSY = 1.8V
CL= 100pF
60
135
40
90
PHASE
20
45
GAIN
0
0
–20
–45
–40
–90
–60
100
1k
10k
100k
FREQUENCY (Hz)
–135
1M
Figure 24. Open-Loop Gain and Phase vs. Frequency
50
VSY = 1.8V
40
RL = 10kΩ
CL = 50pF
30
20
10
0
–10
–20
–30
–40
G=1
G = 10
G = 100
–50
100
1k
10k
100k
1M
FREQUENCY (Hz)
Figure 25. Closed-Loop Gain vs. Frequency
ADA4051-1/ADA4051-2
30
VCM = VSY/2
25
20
15
10
ADA4051-2, 1.8V
ADA4051-2, 5V
5
ADA4051-1, 1.8V
ADA4051-1, 5V
0
–40 –25 –10 5 20 35 50 65 80 95 110 125
TEMPERATURE (°C)
Figure 26. Total Supply Current vs. Temperature
80
180
VSY = 5V
CL= 100pF
60
135
40
90
PHASE
20
45
GAIN
0
0
–20
–45
–40
–90
–60
100
1k
10k
100k
FREQUENCY (Hz)
–135
1M
Figure 27. Open-Loop Gain and Phase vs. Frequency
50
VSY = 5V
40
RL = 10kΩ
CL = 50pF
30
20
10
0
–10
–20
–30
–40
G=1
G = 10
G = 100
–50
100
1k
10k
100k
1M
FREQUENCY (Hz)
Figure 28. Closed-Loop Gain vs. Frequency
Rev. B | Page 9 of 20