OPA209_15 Datasheet, PDF (6/29 Pages) Texas Instruments – 2.2nV/√Hz, Low-Power, 36V, Operational Amplifier

OPA209
OPA2209
OPA4209
SBOS426C – NOVEMBER 2008 – REVISED OCTOBER 2013
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TYPICAL CHARACTERISTICS
At T_A = +25°C, V_S = ±18V, R_L = 10kΩ connected to midsupply, and V_CM = V_OUT = midsupply, unless otherwise noted.
INPUT VOLTAGE NOISE DENSITY vs FREQUENCY
100
INPUT CURRENT NOISE DENSITY vs FREQUENCY
10
10
1
1
0.1
1
10
100
1k
10k 100k
Frequency (Hz)
Figure 1.
TOTAL HARMONIC DISTORTION + NOISE RATIO vs
FREQUENCY
0.001
V_S = ±15V
R_L = 600W
0.0001
G = +11
V_OUT = 3V_RMS
0.00001
10
G = +1
V_OUT = 3V_RMS
100
1k
Frequency (Hz)
Figure 3.
10k 20k
0.1Hz TO 10Hz NOISE
Time (1s/div)
Figure 5.
0.1
0.1
1
10
100
1k
10k
Frequency (Hz)
Figure 2.
TOTAL HARMONIC DISTORTION + NOISE RATIO vs
AMPLITUDE
1
0.1
0.01
0.001
0.0001
G = +11
0.00001
G = +1
0.01
0.1
1
10
100
Output Voltage Amplitude (V_RMS)
Figure 4.
160
140
120
100
80
60
40
20
0
0.1
POWER-SUPPLY REJECTION RATIO
vs FREQUENCY (REFERRED TO INPUT)
-PSRR
+PSRR
1 10 100 1k 10k 100k 1M 10M 100M
Frequency (Hz)
Figure 6.
6
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