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DRV8332: 麻烦各位老师帮忙分析一下原理图设计是否有问题

Part Number: DRV8332

驱动螺旋桨转动时,只能听到电机转动的响声,但是螺旋桨不转。更换一个新的芯片之后就恢复正常了。以前同样的设计没遇到过这种情况,出现问题的电路板使用了树脂类电子灌封胶灌封,是否是散热不好导致的呢

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