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Options to Increase ADAU1701 Output Voltage

SigmaDSP & SigmaStudio thechemist89 Jul 25, 2022 00:00 1 replies Original on forum ↗
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thechemist89 Question
Jul 25, 2022 00:00

I am using a Wondom ADAU1701 set for an active 4-channel diy amplifier with TPA3255 chip. I know the ADAU1701 suffers from an output voltage of 0.9 V(1 V), and the TPA3255 accepts voltage up to 7V. Can I add some sort of gain amplifier after the DACs to get higher voltage output?

Thank you

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[edited by: thechemist89 at 9:48 PM (GMT -4) on 26 Jul 2022]

Audio Signal Processors

software

4.7

SigmaDSP Audio Processors

adau1701

DaveThib Reply
Feb 2, 2023 00:00

Hello,

You will need to add an OpAmp that runs on at least +/-12V configured with gain.

Dave T