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:
Oct. 07, 2003
Filed:
Feb. 06, 2001
Applicant:
Inventors:
George Schuellein, Narragansett, RI (US);
Michael Xintao Wang, Warwick, RI (US);
Gedaly Levin, Columbia, MD (US);
Assignee:
Semiconductor Components Industries LLC, Phoenix, AZ (US);
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
H02H 3/08 ; H02H 9/02 ;
U.S. Cl.
CPC ...
H02H 3/08 ; H02H 9/02 ;
Abstract
An overcurrent protection apparatus ( ) and method for switch-mode power supplies ( ) immediately clamps the peak power supply current when a sensed current magnitude exceeds a threshold current magnitude, reduces the threshold current magnitude if the overcurrent condition persists, and automatically attempts a restart of the power supply ( ) to normal operation.