OP777/OP727/OP747
200mV
0V
INPUT
0V
INPUT
INPUT
0V
V
R
A
= ꢁ15V
= 10kꢇ
= ꢂ100
SY
V
R
A
= ꢁ2.5V
= 10kꢇ
= ꢂ100
V
R
A
= ꢁ2.5V
= 10kꢇ
= ꢂ100
SY
SY
ꢂ200mV
ꢂ200mV
L
L
L
V
V
V
V
= ꢂ200mV
IN
V
= 200mV
V
= ꢂ200mV
IN
IN
10V
0V
0V
2V
0V
OUTPUT
ꢂ2V
OUTPUT
OUTPUT
TIME – 40ꢀs/DIV
TIME – 40ꢀs/DIV
TIME – 40ꢀs/DIV
TPC 28. Positive Overvoltage
Recovery
TPC 29. Negative Overvoltage
Recovery
TPC 30. Positive Overvoltage
Recovery
140
140
V
A
= ꢁ15V
= 1
S
V
= ꢁ2.5V
V
= ꢁ15V
INPUT
SY
SY
V
120
100
80
60
40
20
0
120
100
80
60
40
20
0
OUTPUT
10
100
1k
10k 100k
1M
10M
10
100
1k
10k 100k
1M
10M
TIME – 400ꢀs/DIV
FREQUENCY – Hz
FREQUENCY – Hz
TPC 31. No Phase Reversal
TPC 32. CMRR vs. Frequency
TPC 33. CMRR vs. Frequency
140
140
V = 5V
SY
GAIN = 10M
V
= ꢁ2.5V
V
= ꢁ15V
SY
SY
120
100
80
60
40
20
0
120
100
80
60
40
20
0
+PSRR
ꢂPSRR
+PSRR
ꢂPSRR
10
100
1k
10k 100k
1M
10M
10
100
1k
10k 100k
1M
10M
TIME – 1s/DIV
FREQUENCY – Hz
FREQUENCY – Hz
TPC 34. PSRR vs. Frequency
TPC 35. PSRR vs. Frequency
TPC 36. 0.1 Hz to 10 Hz Input
Voltage Noise
–8–
REV. C
ROCHESTER [ Rochester Electronics ]
