Worcester, Mass. – Allegro Microsystems' A3936 next-generation controller chip for three-phase brushless dc motors includes commutation logic and three DMOS-driver pairs that deliver up to plus/minus ...
In the original version of this article, the second figure contained an error. The image has been updated. It’s important for engineers to have a good, working ...
It’s impossible to balance line-to-line voltages perfectly in three-phase circuits, so they typically differ by a few volts or more. However, if voltage unbalance exceeds 1%, it can markedly decrease ...