AD8628/AD8629/AD8630
70
60
50
300
270
240
210
180
150
120
90
V
= 5V
S
V
C
R
= 2.7V
= 20pF
= 2kΩ
S
L
L
A
= 100
= 10
= 1
V
40
30
20
10
0
A
V
A
V
A
= 10
–10
–20
–30
60
30
0
V
A
= 100
10k
V
A
= 1
V
1k
10k
100k
1M
10M
100
1k
100k
1M
10M
100M
FREQUENCY (Hz)
FREQUENCY (Hz)
Figure 17. Closed-Loop Gain vs. Frequency
Figure 20. Output Impedance vs. Frequency
70
60
50
40
30
20
10
0
V
C
R
= 5V
= 20pF
= 2kΩ
S
L
L
A
A
= 100
= 10
V
V
= ±1.35V
= 300pF
= ∞
S
C
R
A
L
L
V
V
0V
= 1
A
= 1
V
–10
–20
–30
1k
10k
100k
1M
10M
TIME (4µs/DIV)
FREQUENCY (Hz)
Figure 21. Large Signal Transient Response
Figure 18. Closed-Loop Gain vs. Frequency
300
V
= 2.7V
S
270
240
210
180
150
120
90
V
= ±2.5V
= 300pF
= ∞
S
C
R
A
L
L
V
0V
= 1
A
= 10
60
30
0
V
A
= 100
10k
V
A
= 1
V
100
1k
100k
FREQUENCY (Hz)
1M
10M
100M
TIME (5µs/DIV)
Figure 22. Large Signal Transient Response
Figure 19. Output Impedance vs. Frequency
Rev. I | Page 8 of 24
ROCHESTER [ Rochester Electronics ]
