BQ24650: Noise generation solution

lee daegi

Part Number: BQ24650

Tool/software:

Noise occurs when setting 3.6V 10A. Noise occurs between 3A and 10A.

This is the voltage waveform.

Please help me how to solve the problem

0 Christian Moyer 11 months ago

Hello Lee,

This might be related to your PCB layout, I recommend reviewing the recommend layout guideline in the datasheet:

Best Regards,

Christian.

0 lee daegi 11 months ago in reply to Christian Moyer

게이트 저항을 10옴으로 설정하면 소음이 줄어듭니다. 게이트 저항을 10옴까지 사용할 수 있습니까?

0 Christian Moyer 11 months ago in reply to lee daegi

Hello Lee,

I see no obvious issue with adding the 10 ohm gate resistor,

Best Regards,

Christian.

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