OPA209
OPA2209
OPA4209
SBOS426B –NOVEMBER 2008–REVISED AUGUST 2010
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TYPICAL CHARACTERISTICS
At TA = +25°C, VS = ±18V, RL = 10kΩ connected to midsupply, and VCM = VOUT = midsupply, unless otherwise noted.
INPUT VOLTAGE NOISE DENSITY vs FREQUENCY
INPUT CURRENT NOISE DENSITY vs FREQUENCY
100
10
1
10
1
0.1
0.1
1
10
100
1k
10k
100k
0.1
1
10
100
1k
10k
Frequency (Hz)
Frequency (Hz)
Figure 1.
Figure 2.
TOTAL HARMONIC DISTORTION + NOISE RATIO vs
FREQUENCY
TOTAL HARMONIC DISTORTION + NOISE RATIO vs
AMPLITUDE
0.001
1
VS = ±15V
RL = 600W
0.1
G = +11
0.01
VOUT = 3VRMS
0.0001
0.001
0.0001
G = +11
G = +1
VOUT = 3VRMS
G = +1
0.00001
0.00001
10
100
1k
10k 20k
0.01
0.1
1
10
100
Frequency (Hz)
Output Voltage Amplitude (VRMS
)
Figure 3.
Figure 4.
POWER-SUPPLY REJECTION RATIO
vs FREQUENCY (REFERRED TO INPUT)
0.1Hz TO 10Hz NOISE
160
140
120
100
80
-PSRR
+PSRR
60
40
20
0
Time (1s/div)
0.1
1
10
100
1k
10k 100k 1M 10M 100M
Frequency (Hz)
Figure 5.
Figure 6.
6
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