OPA4188_15 Datasheet, PDF (8/28 Pages) Texas Instruments – 0.03-μV/°C Drift, Low-Noise, Rail-to-Rail Output,36-V, Zero-Drift OPERATIONAL AMPLIFIERS

OPA4188
SBOS641B – JUNE 2012 – REVISED MARCH 2013
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TYPICAL CHARACTERISTICS
V_S = ±18 V, V_CM = V_S / 2, R_LOAD = 10 kΩ connected to V_S / 2, and C_L = 100 pF, unless otherwise noted.
OFFSET VOLTAGE PRODUCTION DISTRIBUTION
20
Distribution Taken From 1400 Amplifiers
18
16
14
12
10
8
6
4
2
0
OFFSET VOLTAGE DRIFT DISTRIBUTION
40
Distribution Taken From 78 Amplifiers
35
30
25
20
15
10
5
0
Offset Voltage (mV)
Figure 1.
OFFSET VOLTAGE vs TEMPERATURE
15
5 Typical Units Shown
10 ^{VS = ±18 V}
5
0
-5
-10
-15
-55 -35 -15
5 25 45 65 85 105 125 150
Temperature (°C)
Figure 3.
OFFSET VOLTAGE vs COMMON-MODE VOLTAGE
15
5 Typical Units Shown
V_S = ±18 V
10
5
0
-5
-10
-15
-20 -15 -10
-5 0
5
V_CM (V)
Figure 5.
10 15 20
Offset Voltage Drift (mV/°C)
Figure 2.
OFFSET VOLTAGE vs COMMON-MODE VOLTAGE
15
5 Typical Units Shown
V_S = ±2 V
10
5
0
-5
-10
-15
-2.5 -2 -1.5 -1 -0.5 0 0.5 1 1.5 2 2.5
V_CM (V)
Figure 4.
OFFSET VOLTAGE vs POWER SUPPLY
15
5 Typical Units Shown
V_SUPPLY = ±2 V to ±18 V
10
5
0
-5
-10
-15
0 2 4 6 8 10 12 14 16 18 20
V_SUPPLY (V)
Figure 6.
8
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