OP491_15 Datasheet, PDF (11/24 Pages) Analog Devices – Micropower Single-Supply Rail-to-Rail Input/Output Op Amps

70
V_S = 5V
T_A = 25°C
60 BASED ON 600
OP AMPS
50
40
30
20
10
0
–0.50
–0.30
–0.10
0.10
0.30
0.50
INPUT OFFSET VOLTAGE (mV)
Figure 25. OP291 Input Offset Voltage Distribution, VS = 5 V
120
V_S = 5V
–40°C < T_A < +125°C
100
BASED ON 600 OP AMPS
80
60
40
20
0
0
1
2
3
4
5
6
7
INPUT OFFSET VOLTAGE (µV/°C)
Figure 26. OP291 Input Offset Voltage Drift Distribution, VS = 5 V
0.15
V_S = 5V
0.10
0.05
V_CM = 0V
0
–0.05
V_CM = 5V
–0.10
–40
25
85
125
TEMPERATURE (°C)
Figure 27. Input Offset Voltage vs. Temperature, VS = 5 V
OP191/OP291/OP491
40
V_S = 5V
30
20
V_CM = 5V
+I_B
–I_B
10
0
–10
–20
–30
–40
–40
V_CM = 0V
25
85
–I_B
+I_B
125
TEMPERATURE (°C)
Figure 28. Input Bias Current vs. Temperature, VS = 5 V
1.6
V_S = 5V
1.4
1.2
1.0
V_CM = 0V
0.8
0.6
0.4
0.2
0
V_CM = 5V
–0.2
–40
25
85
125
TEMPERATURE (°C)
Figure 29. Input Offset Current vs. Temperature, VS = 5 V
36
V_S = 5V
30
24
18
12
6
0
–6
–12
–18
–24
–30
–36
0
1
2
3
4
5
COMMON-MODE INPUT VOLTAGE (V)
Figure 30. Input Bias Current vs. Common-Mode Input Voltage, VS = 5 V
Rev. E | Page 11 of 24