OP1177/OP2177/OP4177
120
100
80
V
= ±15V
= 1,000pF
= 2kΩ
= 100mV
= 1
SY
V
V
C
R
= ±15V
= 4mV p-p
= 0
SY
IN
C
R
V
L
L
L
L
IN
=
∞
A
V
60
A
A
= 100
= 10
V
40
V
20
0
A
= 1
V
–20
–40
–60
–80
GND
1k
10k
100k
1M
10M
100M
TIME (100µs/DIV)
FREQUENCY (Hz)
Figure 16. Small Signal Transient Response
Figure 13. Closed-Loop Gain vs. Frequency
50
45
40
35
30
25
20
15
10
500
V
V
= ±15V
= 50mV p-p
V
R
= ±15V
= 2kΩ
= 100mV p-p
SY
IN
SY
450
400
350
300
250
200
150
100
L
V
IN
A
= 1
V
A
= 10
V
+OS
A
= 100
V
–OS
5
0
50
0
1
10k
10
100
CAPACITANCE (pF)
1k
1k
10k
FREQUENCY (Hz)
100k
1M
100
Figure 14. Output Impedance vs. Frequency
Figure 17. Small Signal Overshoot vs. Load Capacitance
V
C
R
= ±15V
= 300pF
= 2kΩ
= 4V
= 1
V
= ±15V
= 10kΩ
= –100
SY
SY
R
A
V
L
L
V
L
OUTPUT
V
= 200mV
IN
IN
0V
A
V
–15V
+200mV
0V
GND
INPUT
TIME (100µs/DIV)
TIME (10µs/DIV)
Figure 18. Positive Overvoltage Recovery
Figure 15. Large Signal Transient Response
Rev. G | Page 7 of 24
ROCHESTER [ Rochester Electronics ]
