Copyright

 ANPEC Electronics Corp.

Rev. A.5 - Mar., 2003

APA7063

www.anpec.com.tw

5

Typical Application Circuit

Shutdown

+OUT1

VCC

VCC

DC_Vol

-OUT1

Vo1

Vbypass

Vi1

SE/BTL

Vi2

-OUT2

Vo2

VCC

GND

+OUT2

R-in

L-in

R-ch

Headphone jack

L-ch

#8

#8

1µµµµF

1µµµµF

20kΩ

Ω

Ω

Ω

20kΩ

Ω

Ω

Ω

20kΩ

Ω

Ω

Ω

20kΩ

Ω

Ω

Ω

100kΩ

Ω

Ω

Ω

100kΩ

Ω

Ω

Ω

1kΩ

Ω

Ω

Ω

1kΩ

Ω

Ω

Ω

220µµµµF

220µµµµF

APA7063

R_var

1

µF

r*=R_var/50

* Add a resistor to avoid volume control gain error at power on status. For the R_var with 10K

Ω variable resistor, the recommended

value of r is in range of 100~200

Ω.