OPA1662
OPA1664
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SBOS489 –DECEMBER 2011
TYPICAL CHARACTERISTICS (continued)
At TA = +25°C, VS = ±15 V, and RL = 2 kΩ, unless otherwise noted.
THD+N RATIO vs FREQUENCY
THD+N RATIO vs FREQUENCY
0.01
0.01
0.001
G = 10V/V, RL = 600Ω
G = 10V/V, RL = 2kΩ
G = +1V/V,RL = 600Ω
G = +1V/V,RL = 2kΩ
G = −1V/V,RL = 600Ω
G = −1V/V,RL = 2kΩ
G = 10V/V, RL = 600Ω
G = 10V/V, RL = 2kΩ
G = +1V/V,RL = 600Ω
G = +1V/V,RL = 2kΩ
G = −1V/V,RL = 600Ω
G = −1V/V,RL = 2kΩ
0.001
0.0001
0.0001
0.00001
VOUT = 1VRMS
BW = 80kHz
VS = ± 2.5V
VOUT = 3VRMS
BW = 80kHz
0.00001
20
100
1k
10k 20k
20
100
1k
10k 20k
Frequency (Hz)
Frequency (Hz)
G007
G038
Figure 7.
Figure 8.
THD+N RATIO vs FREQUENCY
THD+N RATIO vs FREQUENCY
0.01
0.001
0.01
0.001
G = 10V/V, RL = 600Ω
G = 10V/V, RL = 2kΩ
G = +1V/V,RL = 600Ω
G = +1V/V,RL = 2kΩ
G = −1V/V,RL = 600Ω
G = −1V/V,RL = 2kΩ
G = 10V/V, RL = 600Ω
G = 10V/V, RL = 2kΩ
G = +1V/V,RL = 600Ω
G = +1V/V,RL = 2kΩ
G = −1V/V,RL = 600Ω
G = −1V/V,RL = 2kΩ
0.0001
0.00001
0.0001
0.00001
VOUT = 1VRMS
BW = 500kHz
VS = ± 2.5V
VOUT = 3VRMS
BW = 500kHz
20
100
1k
10k
100k
20
100
1k
10k
100k
Frequency (Hz)
Frequency (Hz)
G009
G039
Figure 9.
Figure 10.
THD+N RATIO vs FREQUENCY
THD+N RATIO vs FREQUENCY
0.01
0.001
0.01
0.001
RS = 0 W
VOUT = 3 VRMS
BW = 500 kHz
+15V
+15V
OPA1662
-15V
RS = 30 W
RS = 60 W
RS = 1 kW
RSOURCE
OPA1662
RSOURCE
-15V
RL
RL
0.0001
0.00001
0.0001
0.00001
RS = 0 W
RS = 30 W
RS = 60 W
RS = 1 kW
VOUT = 3 VRMS
BW = 80 kHz
20
100
1k
10k 20k
20
100
1k
10k
100k
Frequency (Hz)
Frequency (Hz)
G008
G010
Figure 11.
Figure 12.
Copyright © 2011, Texas Instruments Incorporated
7
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