Few of us will have gone as far as [etischer] though, and embarked upon building our own controller for a 300V 90kW traction motor. The tricky part of a high power brushless motor controller lies ...

Three-phase brushless ... called inverter) is driven by three pairs of PWM outputs (see Figure 2). It can simply be seen a triple powerful buffer, which translates a 0-5V logic signal into a 0-300V ...