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OP491GS View Datasheet(PDF) - Analog Devices

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OP491GS Datasheet PDF : 20 Pages
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OP191/OP291/OP491–Typical Performance Characteristics
70
VS = +5V
60 TA = +25°C
BASED ON 600
OP AMPS
50
40
30
20
10
0
–.50 –.30 –.10 .10
.30 .50
INPUT OFFSET VOLTAGE – mV
Figure 20. OP291 Input Offset Volt-
age Distribution, VS = +5 V
40
VS = +5V
30
20
VCM = 5V
+IB
–IB
10
0
–10
–20
–30
–40
–40
VCM = 0V
25
85
TEMPERATURE – °C
–IB
+IB
125
Figure 23. Input Bias Current vs.
Temperature, VS = +5 V
120
VS = +5V
100
–40°C < TA < +125°C
BASED ON 600 OP AMPS
80
60
40
20
0
0 1.0 2.0 3.0 4.0 5.0 6.0 7.0
INPUT OFFSET VOLTAGE – µV/ °C
Figure 21. OP291 Input Offset Volt-
age Drift Distribution, VS = +5 V
1.6
1.4
1.2
1.0
VCM = 0V
0.8
VS = +5V
0.6
0.4
0.2
0
VCM = 5V
–0.2
–40
25
85
125
TEMPERATURE – °C
Figure 24. Input Offset Current vs.
Temperature, VS = +5 V
5.00
4.95
RL = 100k
4.90
4.85
4.80
RL = 2k
4.75
VS = +5V
4.70
–40
25
85
125
TEMPERATURE – °C
Figure 26. Output Voltage Swing vs.
Temperature, VS = +5 V
160
140
120
100
80
60
40
20
0
–20
–40
100
VS = +5V
TA = +25°C
1k
10k 100k 1M
FREQUENCY – Hz
0
45
90
135
180
225
270
10M
Figure 27. Open-Loop Gain & Phase
vs. Frequency, VS = +5 V
0.15
0.10
0.05
VS = +5V
VCM = 0V
0
–0.05
VCM = +5V
–0.1
–40
25
85
125
TEMPERATURE – °C
Figure 22. Input Offset Voltage vs.
Temperature, VS = +5 V
36
30
VS = +5V
24
18
12
6
0
–6
–12
–18
–24
–30
–36
0
1
2
3
4
5
COMMON MODE INPUT VOLTAGE – Volts
Figure 25. Input Bias Current vs.
Common-Mode Voltage,
VS = +5 V
140
120
RL = 100k, VCM = 5V
100
VS = +5V
80
60
RL = 100k, VCM = 0V
40
RL = 2k, VCM = 5V
20
RL = 2k, VCM = 0V
0
–40
25
85
125
TEMPERATURE – °C
Figure 28. Open-Loop Gain vs.
Temperature, VS = +5 V
–8–
REV. 0
 

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