OPA141_1 Datasheet, PDF (8/25 Pages) Texas Instruments – Single-Supply, 10MHz, Rail-to-Rail Output,Low-Noise, JFET Amplifier

OPA141
OPA2141
OPA4141
SBOS510B – MARCH 2010 – REVISED MAY 2010
www.ti.com
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
3500
2500
10 Typical Units Shown
1500
500
0
-500
-1500
-2500
-3500
-18
-12
-6
0
6
V_CM (V)
Figure 4.
12
18
OUTPUT VOLTAGE SWING vs OUTPUT CURRENT
(MAX SUPPLY)
18.0
17.5
17.0
16.5
16.0
+85°C
-40°C +25°C
+125°C
-16.0
-16.5
-17.0
-17.5
-18.0
0
10
20
30
40
50
Output Current (mA)
Figure 6.
Offset Voltage Drift (mV/°C)
Figure 3.
I_B AND I_OS vs COMMON-MODE VOLTAGE
10
V_S = ±18V
8
6
4
+I_B
-I_B
2
0
I_OS
-2
-4
-6
-8
-10
-18
Common-Mode Range
-12
-6
0
6
12
18
Common-Mode Voltage (V)
Figure 5.
CMRR AND PSRR vs FREQUENCY (Referred to Input)
160
140
CMRR
120
100
-PSRR
80
+PSRR
60
40
20
0
1 10 100 1k 10k 100k 1M 10M 100M
Frequency (Hz)
Figure 7.
8
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