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BOOSTXL-DRV8323RH: DRV8323RH电机驱动芯片带载运行发热

Part Number: BOOSTXL-DRV8323RH

使用的是DRV8323RH电机驱动芯片,NMOS管选用的是,在电机带载功率为180W持续工作时,DRV8323RH芯片的温度上升很快,经过测试,大概10分钟左右温度达到80度左右,温度直至103摄氏度的时候趋于平稳,为什么在运行时DRV8323RH芯片的温度会这样?IDRIVE设置的是570/1140 mA,VDS设置的是0.26 V