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DRV8320: DRV8320RSHR发热严重

user5086476
Prodigy 220 points
Part Number: DRV8320
Other Parts Discussed in Thread: CSD18540Q5B

您好，我参考boost drv8320设计了一个驱动器，驱动芯片为drv8320RSRHAR，MOS管我换了一种，没用模块的CSD885599Q5DC，换成了CSD18540Q5B，但是我发现我的drv8320芯片温度达到了80度左右，这正常吗？同样条件，boost板子是45度，附件为我的原理图，麻烦帮我看下哪里的问题？SCH_Schematic1_2025-04-07.pdf