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:
Jul. 21, 2026
Filed:
Aug. 07, 2024
Applicant:
Sanken Electric Co., Ltd., Niiza, JP;
Inventor:
Shinji Aso, Niiza, JP;
Assignee:
SANKEN ELECTRIC CO., LTD., Niiza-Shi, JP;
Primary Examiner:
Int. Cl.
CPC ...
H02M 3/335 (2006.01); H02M 1/00 (2006.01); H02M 3/00 (2006.01);
U.S. Cl.
CPC ...
H02M 3/33569 (2013.01); H02M 1/0009 (2021.05); H02M 3/01 (2021.05);
Abstract
An active clamp fly-back converter is disclosed that includes a main switch electrically connected to one end of the DC power supply, a primary winding electrically connected in series with the main switch, a clamp switch electrically connected in series with the main switch, a clamp capacitor electrically connected in series with the clamp switch, a controller that controls the main switch and the clamp switch. The controller turns on and off a clamp switch two times by two pulses during off-period of the main switch.