TPA3123D2: how to avoid the pop noise of TPA3123D2PWPR at the moment of system power up?

du zhang

Part Number: TPA3123D2

Dear sir

I used an audio amp of TI,TPA3123D2PWPR. There is pop noise at the moment of power up.how to avoid it with thanks ?

amanda

0 Xiaolin Qin over 4 years ago

hello,

what is your input? single ended or differential?

to remove pop, you may need to make sure whole signal path from input cap, output LC etc. should be make sure no mismatch with each other.

you can share more detail of your setup & PCB layout/schematic for review.

Regards

Linda

Audio forum