Click on the advert above to visit the company web site
Product category: Power Supply ICs and Controllers
News Release from: Zetex | Subject: ZXBM1016
Edited by the Electronicstalk Editorial Team on 10 June 2005
Motor drivers banish tail-end spikes
Request your FREE weekly copy of the Electronicstalk email newsletter. News about Power Supply ICs and Controllers and more every issue. Click here for details.
Zetex has developed a novel technique to remove the current spike at the end of the commutation cycle in single- and two-phase brushless DC motors.
For single- and two-phase brushless DC motors, the current spike occurring at the end of the commutation cycle has a distinctly adverse effect on circuit efficiency, cost and audible noise Making use of existing PWM circuitry in half- and full-bridge BLDC controllers, Zetex has developed a novel technique for its complete removal