HEF4752 takes on another important role in this design, it produces the three-phase SPWM wave signal, this signal actuates the invertor to cause it to have the symmetrical three-phase output.
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- HEF4752在本设计中担当另一个重要的角色,它产生三相SPWM波的信号,该信号去驱动逆变器使之产生对称的三相输出。