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DRV8702-Q1: MOSFETs are damaged

Part Number: DRV8702-Q1

Hi Team,

We have received a report from our customer that the MOSFET in their applications burnt. According to the customer,

The schematic diagram is shown in the attachment. The driving voltage of the motor is 28V, the driving mode is mode0, and the PWM frequency is 14khz. The MOS may be burnt out, but the reason is not found out. Please help to see where there may be a problem, Thank you!


mode (1).pdf

Thank you for your support!