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:
Jun. 02, 2020
Filed:
Mar. 08, 2019
Applicant:
Chengdu Monolithic Power Systems Co. Ltd., Chengdu, CN;
Assignee:
Chengdu Monolithic Power Systems Co., Ltd., Chengdu, CN;
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
H02M 3/156 (2006.01); H02M 1/10 (2006.01); H02M 1/42 (2007.01); H02M 5/22 (2006.01);
U.S. Cl.
CPC ...
H02M 3/156 (2013.01); H02M 1/10 (2013.01); H02M 1/4208 (2013.01); H02M 5/22 (2013.01); H02M 2003/1566 (2013.01);
Abstract
A feedback block used with an isolated switching converter, having: a variable resistance circuit receiving a resistance control signal and having an equivalent resistance in proportional to a duty cycle of the resistance control signal; and a resistance control circuit, configured to provide the resistance control signal based on a load of the isolated switching converter; wherein the duty cycle of the resistance control signal varies in response to the load of the isolated switching converter.