OP777/OP727/OP747
90
80
70
90
V
= ꢁ15V
V
= ꢁ15V
V
= ꢁ2.5V
SY
SY
GAIN = 10M
SY
80
70
60
50
40
30
20
10
60
50
40
30
20
10
0
0
100
200
300
400
500
100
200
300
400
500
TIME – 1s/DIV
FREQUENCY – Hz
FREQUENCY – Hz
TPC 37. 0.1 Hz to 10 Hz Input
Voltage Noise
TPC 38. Voltage Noise Density
TPC 39. Voltage Noise Density
50
40
40
V = 5V
SY
V
= ꢁ2.5V
V
= ꢁ15V
SY
SY
40
35
30
35
30
30
20
I
SCꢂ
25
20
15
10
5
25
20
15
10
5
10
0
ꢂ10
ꢂ20
ꢂ30
I
SC+
ꢂ40
ꢂ50
0
0
0
ꢂ60ꢂ40 ꢂ20
0
500
1k
1.5k
2.0k
2.5k
20 40 60 80 100 120 140
0
500
1k
1.5k
2.0k
2.5k
FREQUENCY – Hz
TEMPERATURE – ꢄC
FREQUENCY – Hz
TPC 40. Voltage Noise Density
TPC 41. Voltage Noise Density
TPC 42. Short Circuit Current vs.
Temperature
160
50
4.95
V
I
= 5V
V
= ꢁ15V
V
I
= 5V
= 1mA
SY
= 1mA
SY
SY
40
150
140
130
120
110
100
L
L
4.94
4.93
4.92
4.91
4.90
4.89
30
20
I
SCꢂ
10
0
ꢂ10
ꢂ20
ꢂ30
90
80
70
I
SC+
ꢂ40
ꢂ50
ꢂ40 ꢂ20
ꢂ60
0
20 40 60 80 100 120 140
ꢂ40 ꢂ20
0
ꢂ60ꢂ40 ꢂ20
0
20 40 60 80 100 120 140
TEMPERATURE – ꢄC
ꢂ60
20 40 60 80 100 120 140
TEMPERATURE – ꢄC
TEMPERATURE – ꢄC
TPC 43. Short Circuit Current vs.
Temperature
TPC 44. Output Voltage High vs.
Temperature
TPC 45. Output Voltage Low vs.
Temperature
–9–
REV. C
ROCHESTER [ Rochester Electronics ]
