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DRV8320: DRV8320 Clearance in PCB design

Part Number: DRV8320


Hello to e2e community,

I have a design question regarding DRV8320 in VQFN-40 package.

What should be the clearance between the pads of the VQFN packaged driver be?

The allowable DC-link voltage is 60V, and that voltage should appear between some of the adjacent pins in worst case scenario.

Even with rounded-rectangle pads, the 0.2mm clearance seems risky according to IPC-2221B.

Is conformal coating intended to be used on the driver?

Best regards,

Tom