DRV134: pop noise

Kai Hsiao

Guru 12675 points

Part Number: DRV134

Dear Sir

So far we meet pop noise when we use DRV134

May I know below red mark 10uF are used for pop noise issue or not ??

Thanks

over 6 years ago

0 Miriam Mesek over 6 years ago

TI__Intellectual 1095 points

Hi Kai,

the datasheet explains right above Figure 29 that 10-μF electrolytic non-polarized blocking capacitor at each sense pin are used to block large dc cable offset errors. Thus, the capacitors are not used to eliminate popcorn noise.

Best,
Miriam

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DRV134: pop noise