OPA171
OPA2171
OPA4171
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SBOS516C –SEPTEMBER 2010–REVISED JUNE 2011
TYPICAL CHARACTERISTICS (continued)
VS = ±18V, VCM = VS/2, RLOAD = 10kΩ connected to VS/2, and CL = 100pF, unless otherwise noted.
INPUT VOLTAGE NOISE SPECTRAL DENSITY vs
FREQUENCY
0.1Hz TO 10Hz NOISE
1000
100
10
1
Time (1s/div)
1
10
100
1k
10k
100k
1M
Frequency (Hz)
Figure 13.
Figure 14.
THD+N RATIO vs FREQUENCY
THD+N vs OUTPUT AMPLITUDE
0.1
-80
0.01
0.001
-80
VOUT = 3VRMS
BW = 80kHz
BW = 80kHz
0.01
-100
-120
-140
-100
-120
-140
0.001
0.0001
0.0001
0.00001
G = +1, RL = 10kW
G = -1, RL = 2kW
G = +1, RL = 10kW
G = -1, RL = 2kW
0.00001
0.01
0.1
1
10 20
10
100
1k
10k 20k
Output Amplitude (VRMS
)
Frequency (Hz)
Figure 15.
Figure 16.
QUIESCENT CURRENT vs TEMPERATURE
QUIESCENT CURRENT vs SUPPLY VOLTAGE
0.65
0.6
0.55
0.5
0.6
0.55
0.5
0.45
0.4
0.45
0.4
0.35
0.3
Specified Supply-Voltage Range
0.35
0.25
-75 -50 -25
0
25
50
75
100 125 150
0
4
8
12
16
20
24
28
32
36
Temperature (°C)
Supply Voltage (V)
Figure 17.
Figure 18.
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