OPA211_15 Datasheet, PDF (11/45 Pages) Texas Instruments – Low Power, Precision Operational Amplifier

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7.8 Typical Characteristics
at T_A = 25°C, V_S = ±18 V, and R_L = 10 kΩ, unless otherwise noted.
100
100
OPA211, OPA2211
SBOS377H – OCTOBER 2006 – REVISED NOVEMBER 2015
10
10
1
0.1
1
10
100
1k
10k
100k
Frequency (Hz)
1
0.1
1
10
100
1k
10k
100k
Frequency (Hz)
Figure 1. Input Voltage Noise Density vs Frequency
0.001
V_S = ±15V
R_L = 600W
-100
0.0001
G = -1
V_OUT = 3V_RMS
G = 11
V_OUT = 3V_RMS
G=1
V_OUT = 3V_RMS
-120
0.00001
10
100
1k
Frequency (Hz)
-140
10k 20k
Figure 2. Input Current Noise Density vs Frequency
0.1
-60
0.01
0.001
G = 11
-80
-100
0.0001
G=1
0.00001
0.000001
V_S = ±15V
R_L = 600W
1kHz Signal
0.01
0.1
1
G = -1
10
Output Voltage Amplitude (V_RMS)
-120
-140
-160
100
Figure 3. THD + N Ratio vs Frequency
Time (1s/div)
Figure 4. THD + N Ratio vs Output Voltage Amplitude
160
140
120
100
-PSRR
80
+PSRR
60
40
20
0
1 10 100 1k 10k 100k 1M 10M 100M
Frequency (Hz)
Figure 5. 0.1- to 10-Hz Noise
Figure 6. Power-Supply Rejection Ratio vs Frequency
(Referred to Input)
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