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OPA1662 Datasheet, PDF (7/29 Pages) Texas Instruments – Low-Power, Low Noise and Distortion, Bipolar-Input AUDIO OPERATIONAL AMPLIFIERS
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OPA1662
OPA1664
www.ti.com
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
0.001
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
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
0.0001
0.00001
20
0.01
0.001
100
1k
Frequency (Hz)
Figure 7.
VOUT = 3VRMS
BW = 80kHz
10k 20k
G007
THD+N RATIO vs FREQUENCY
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
20
0.01
0.001
100
1k
Frequency (Hz)
Figure 8.
VOUT = 1VRMS
BW = 80kHz
VS = ± 2.5V
10k 20k
G038
THD+N RATIO vs FREQUENCY
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
20
100
1k
Frequency (Hz)
Figure 9.
VOUT = 3VRMS
BW = 500kHz
10k
100k
G009
0.01
0.001
THD+N RATIO vs FREQUENCY
+15V
RSOURCE OPA1662
-15V
RL
RS = 0 W
RS = 30 W
RS = 60 W
RS = 1 kW
0.0001
0.00001
20
100
1k
Frequency (Hz)
Figure 10.
VOUT = 1VRMS
BW = 500kHz
VS = ± 2.5V
10k
100k
G039
0.01
0.001
THD+N RATIO vs FREQUENCY
+15V
RSOURCE OPA1662
-15V
RL
VOUT = 3 VRMS
BW = 500 kHz
0.0001
0.00001
20
100
1k
Frequency (Hz)
Figure 11.
VOUT = 3 VRMS
BW = 80 kHz
10k 20k
G008
0.0001
RS = 0 W
RS = 30 W
RS = 60 W
RS = 1 kW
0.00001
20
100
1k
10k
100k
Frequency (Hz)
G010
Figure 12.
Copyright © 2011, Texas Instruments Incorporated
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