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:
Dec. 20, 2022
Filed:
Jan. 05, 2021
Applicant:
Dialog Semiconductor Inc., Campbell, CA (US);
Inventors:
Wenduo Liu, Campbell, CA (US);
Heng Yun, Campbell, CA (US);
Assignee:
Dialog Semiconductor Inc., Campbell, CA (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H02M 3/335 (2006.01); G01R 1/20 (2006.01); H02M 1/00 (2006.01);
U.S. Cl.
CPC ...
H02M 3/33592 (2013.01); H02M 3/33507 (2013.01); G01R 1/203 (2013.01); H02M 1/0025 (2021.05);
Abstract
An auxiliary winding for a flyback converter includes a floating terminal coupled to ground through a diode. A primary-side controller has a power supply voltage terminal coupled to a remaining terminal of the auxiliary winding and has a voltage sense terminal coupled to the floating terminal.