Worcester, Mass. — Allegro MicroSystems Inc. has introduced a full-bridge motor driver designed to drive low-voltage bipolar brushless DC motors. This fully integrated single-chip A1442 motor driver ...

In the 1830s, a self-educated blacksmith invented a brush and commutator dc motor. Thomas Davenport first witnessed an electromagnet in action separating iron ore in the mining process. He bought one ...

A fundamental understanding of the speed-torque curve it the key to specifying a dc motor that will do everything it needs to do. Much has been written about the process of selecting motors for ...