OPA1662-Q1 Datasheet, PDF (20/30 Pages) Texas Instruments – Low-Power, Low Noise and Distortion, Bipolar-Input AUDIO OPERATIONAL AMPLIFIERS

OPA1662-Q1
SLOS805B – JULY 2012 – REVISED OCTOBER 2012
APPLICATION CIRCUIT
An additional application idea is shown in Figure 49.
820 W
2200 pF
I_OUTL+
Audio DAC
with Differential
Current
Outputs
+V_A
(+15 V)
0.1 mF
OPA1662-Q1
-V_A
(-15 V)
0.1 mF
820 W
2200 pF
+V_A
(+15 V)
0.1 mF
680 W
330 W
620 W
2700 pF
+V_A
(+15 V)
0.1 mF
8200 pF
680 W
620 W
OPA1662-Q1
-V_A
(-15 V)
0.1 mF
I_OUTL-
OPA1662-Q1
-V_A
(-15 V)
0.1 mF
330 W
2700 pF
100 W
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L Ch
Output
Figure 49. Audio DAC I/V Converter and Output Filter
20
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