© ElectroCraft 2022
13
High Power Universal Drive User Manual
3.3
Hall Sensor Feedback
Drive is capable of operating the BLDC motor using trapezoidal (6-step) commutation with hall sensor
feedback as shown in Figure 2 and sinusoidal commutation with hall sensor feedback as shown in Figure
3.
Motor Phase A
Motor Phase B
Motor Phase C
Hall Sensor 1
Hall Sensor 2
Hall Sensor 3
60°
120° 180° 240° 300° 360°
60°
120° 180° 240° 300° 360°
Figure 2: Trapezoidal Commutation with Hall sensor feedback