OP191/OP291/OP491–Typical Performance Characteristics
70
60
50
UNITS
V
S
= +5V
T
A
= +25°C
BASED ON 600
OP AMPS
120
V
S
= +5V
–40°C < T
A
< +125°C
BASED ON 600 OP AMPS
0.15
V
S
= +5V
0.10
V
CM
= 0V
V
OS
– mV
100
80
UNITS
40
30
20
10
0
–.50
0.05
60
0
V
CM
= +5V
40
20
–0.05
0
–.30
–.10
.10
.30
.50
INPUT OFFSET VOLTAGE – mV
0
1.0
2.0
3.0
4.0
5.0
6.0
INPUT OFFSET VOLTAGE – µV/
°C
7.0
–0.1
–40
85
25
TEMPERATURE –
°C
125
Figure 20. OP291 Input Offset Volt-
age Distribution, V
S
= +5 V
40
–I
B
Figure 21. OP291 Input Offset Volt-
age Drift Distribution, V
S
= +5 V
1.6
Figure 22. Input Offset Voltage vs.
Temperature, V
S
= +5 V
36
INPUT OFFSET CURRENT – nA
30
20
10
V
S
= +5V
V
CM
= 5V
+I
B
V
S
= +5V
1.4
1.2
1.0
0.8
0.6
0.4
0.2
0
–0.2
–40
V
CM
= 5V
25
85
TEMPERATURE –
°C
125
V
CM
= 0V
30
V
S
= +5V
INPUT BIAS CURRENT – nA
24
18
12
6
0
–6
–12
–18
–24
–30
–36
0
5
1
2
3
4
COMMON MODE INPUT VOLTAGE – Volts
I
B
– nA
0
–10
–20
–30
–40
–40
V
CM
= 0V
–I
B
+I
B
85
25
TEMPERATURE –
°C
125
Figure 23. Input Bias Current vs.
Temperature, V
S
= +5 V
Figure 24. Input Offset Current vs.
Temperature, V
S
= +5 V
Figure 25. Input Bias Current vs.
Common-Mode Voltage,
V
S
= +5 V
140
5.00
R
L
= 100k
4.95
160
140
V
S
= +5V
T
A
= +25°C
V
S
= +5V
120
OPEN-LOOP GAIN – V/mV
OUTPUT SWING – Volts
OPEN-LOOP GAIN – dB
120
PHASE SHIFT – Degrees
R
L
= 100k, V
CM
= 5V
100
80
60
R
L
= 100k, V
CM
= 0V
40
20
R
L
= 2k, V
CM
= 0V
0
–40
25
85
TEMPERATURE –
°C
125
R
L
= 2k, V
CM
= 5V
4.90
100
80
60
40
20
0
0
45
90
135
180
225
1k
10k
100k
1M
10M
270
4.85
R
L
= 2k
4.80
4.75
V
S
= +5V
4.70
–40
25
85
125
–20
–40
100
TEMPERATURE –
°C
FREQUENCY – Hz
Figure 26. Output Voltage Swing vs.
Temperature, V
S
= +5 V
Figure 27. Open-Loop Gain & Phase
vs. Frequency, V
S
= +5 V
Figure 28. Open-Loop Gain vs.
Temperature, V
S
= +5 V
–8–
REV. 0
AD [ ANALOG DEVICES ]
