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TPA3122D2: separate avcc supply

John Brun
Prodigy 10 points
Part Number: TPA3122D2

how can i separate avcc and vcc to further reduce distortion

  • 0
    TI__Mastermind 24835 points
    Hi John,
    Usually AVCC i not divided from VCC power supply in the application. A small decoupling resistor(e.g. 10Ohm) between AVCC and PVCC can be used to keep high frequency, Class-D noise from entering the linear input amplifiers.
    Best regards,
    Shawn Zheng