OP777/OP727/OP747
300
270
240
210
180
150
120
90
300
270
240
210
180
150
120
90
V
R
C
= ꢁ2.5V
= 2kꢇ
= 300pF
V
= 5V
V
= ꢁ15V
SY
SY
SY
A
= 1
L
L
V
A = 1
V
A
= 1
V
0V
A
= 100
100k
V
60
A
= 10
60
A
= 10
V
A
= 100
1k
V
V
30
30
0
0
100
1k
10k
1M
10M 100M
100
10k
100k
FREQUENCY – Hz
1M
10M 100M
TIME – 100ꢀs/DIV
FREQUENCY – Hz
TPC 19. Output Impedance vs.
Frequency
TPC 20. Output Impedance vs.
Frequency
TPC 21. Large Signal Transient
Response
V
R
C
= ꢁ15V
= 2kꢇ
= 300pF
V
C
R
= ꢁ2.5V
= 300pF
= 2kꢇ
V
C
R
= ꢁ15V
= 300pF
= 2kꢇ
SY
SY
SY
L
L
L
L
L
L
V
= 100mV
V
= 100mV
IN
IN
A
= 1
V
A
= 1
A
= 1
V
V
0V
TIME – 100ꢀs/DIV
TIME – 10ꢀs/DIV
TIME – 10ꢀs/DIV
TPC 22. Large Signal Transient
Response
TPC 23. Small Signal Transient
Response
TPC 24. Small Signal Transient
Response
40
35
V
R
= ꢁ2.5V
= 2kꢇ
= 100mV
V
R
= ꢁ15V
= 2kꢇ
= 100mV
SY
SY
INPUT
35
30
25
20
15
10
5
+200mV
L
L
30
25
20
15
10
V
V
IN
IN
0V
ꢃOS
V
R
A
= ꢁ15V
= 10kꢇ
= ꢂ100
SY
+OS
L
V
ꢂOS
V
= 200mV
IN
ꢂOS
0V
ꢂ10V
5
0
OUTPUT
0
1
10
100
1k
1
10
100
1k
10k
TIME – 40ꢀs/DIV
CAPACITANCE – pF
CAPACITANCE – pF
TPC 25. Small Signal Overshoot
vs. Load Capacitance
TPC 26. Small Signal Overshoot
vs. Load Capacitance
TPC 27. Negative Overvoltage
Recovery
–7–
REV. C
ROCHESTER [ Rochester Electronics ]
