The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.
The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.
Patent No.:
Date of Patent:
Sep. 15, 2009
Filed:
Mar. 03, 2008
Wei Dong, Cary, NC (US);
John Kleine, Cary, NC (US);
Kun Xing, Cary, NC (US);
Intersil Americas Inc., Milpitas, CA (US);
Abstract
A DC-DC voltage converter is provided that includes a plurality of power channels and a controller. Each power channel is configured to provide a voltage output to an output node of the converter. Each power channel also includes a first sensing circuit configured to provide a primary feedback signal indicative of an output current of the power channel. Each power channel further includes an auxiliary sensing circuit to provided one or more auxiliary feedback signals indicative of an output current of each of the respective other power channels. The controller is configured to control each of the power channels based at least in part on the primary feedback signal and the one or more auxiliary feedback signals.