多功能定时器(MPT)

MPT是一组定时器,它能够实现IGBT的控制:可选时钟源实现了高分辨率,灵活设置的死区时间。PMD模式利用同步的三相PWM输出实现电机的变频控制(U、V、W、X、Y和Z)。也可用作通用定时器。

高分辨率

通过选择源时钟为25ns(φT0)、50ns(φT1)、100ns(φT2)和200ns(φT4)@fc=40MHz来实现较好的分辨率。

紧急停止(EMG输入)

EMG输入端的低电平信号将停止PPG输出并生成中断。它用于过压保护。

设置死区时间

死区时间可以设置在0%到100%的占空比范围内,用选定的分辨率来调整IGBT器件的特性。

多功能定时器
多功能定时器
多功能定时器
多功能定时器

产品线

采用多功能定时器的微控制器产品如下。

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