OPA2140 Datasheet, PDF (7/25 Pages) Texas Instruments – High-Precision, Low-Noise, Rail-to-Rail Output 11MHz JFET Op Amp

OPA140
OPA2140, OPA4140
www.ti.com
SBOS498A – JULY 2010 – REVISED AUGUST 2010
TYPICAL CHARACTERISTICS
At T_A = +25°C, V_S = ±18V, R_L = 2kΩ connected to midsupply, V_CM = V_OUT = midsupply, unless otherwise noted.
OFFSET VOLTAGE PRODUCTION DISTRIBUTION
OFFSET VOLTAGE DRIFT DISTRIBUTION
Offset Voltage (mV)
Figure 2.
OFFSET VOLTAGE vs COMMON-MODE VOLTAGE
120
100 ^{18 Typical Units Shown}
80
60
40
20
0
-20
-40
-60
-80
-100
-120
-18
-12
-6
0
6
V_CM (V)
12
18
Figure 4.
I_B vs COMMON-MODE VOLTAGE
10
8
-0.1V
6
Specified Common-Mode
Voltage Range
+14.5V
4
+I_B
2
0
-I_B
-18 -15 -12 -9 -6 -3 0 3 6 9 12 15 18
V_CM (V)
Figure 6.
Offset Voltage Drift (mV/°C)
Figure 3.
INPUT OFFSET VOLTAGE vs TEMPERATURE
(144 Amplifiers)
160
120
80
40
0
-40
-80
-120
-160
-40 -25 -10 5
20 35 50 65 80 95 110 125
Temperature (?C)
Figure 5.
OUTPUT VOLTAGE SWING vs OUTPUT CURRENT
(MAX SUPPLY)
18.0
17.5
17.0
16.5
16.0
-16.0
-16.5
-17.0
-17.5
-18.0
0
-40°C +25°C
+85°C
+125°C
10
20
30
40
50
60 70
Output Current (mA)
Figure 7.
Copyright © 2010, Texas Instruments Incorporated
7
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