OPA171_15 Datasheet, PDF (12/43 Pages) Texas Instruments – Single-Supply, SOT553, General-Purpose Operational Amplifiers

OPA171, OPA2171, OPA4171
SBOS516E – SEPTEMBER 2010 – REVISED JUNE 2015
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.
1000
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100
10
Time (1s/div)
1
1
10
100
1k
10k
100k
1M
Frequency (Hz)
Figure 13. 0.1-Hz to 10-Hz Noise
0.01
V_OUT = 3V_RMS
BW = 80kHz
0.001
-80
-100
0.0001
0.00001
10
G = +1, R_L = 10kW
G = -1, R_L = 2kW
100
1k
Frequency (Hz)
-120
-140
10k 20k
Figure 14. Input Voltage Noise Spectral Density vs
Frequency
0.1
-80
BW = 80kHz
0.01
0.001
0.0001
0.00001
0.01
G = +1, R_L = 10kW
G = -1, R_L = 2kW
0.1
1
Output Amplitude (V_RMS)
-100
-120
-140
10 20
Figure 15. THD+N Ratio vs Frequency
0.65
0.6
0.55
0.5
0.45
0.4
0.35
-75 -50 -25
0 25 50 75 100 125 150
Temperature (°C)
Figure 16. THD+N vs Output Amplitude
0.6
0.55
0.5
0.45
0.4
0.35
0.3
Specified Supply-Voltage Range
0.25
0 4 8 12 16 20 24 28 32 36
Supply Voltage (V)
Figure 17. Quiescent Current vs Temperature
Figure 18. Quiescent Current vs Supply Voltage
12
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