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.

Date of Patent:
Apr. 21, 2025

Filed:

Nov. 06, 2024
Applicant:

Ravisekhar Nadimpalli Raju, Clifton Park, NY (US);

Inventor:

Ravisekhar Nadimpalli Raju, Clifton Park, NY (US);

Assignee:
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H02M 3/335 (2005.12); H02M 3/00 (2005.12);
U.S. Cl.
CPC ...
H02M 3/33507 (2012.12); H02M 3/01 (2021.04);
Abstract

A system to deliver auxiliary or startup current at a low voltage side from a higher voltage input side is provided which comprises a SIDAC or voltage-breakover switch and an inductor to transfer energy from the high voltage input side to the low voltage side. The system further comprises capacitors at the high voltage input and low voltage sides. The SIDAC or voltage-breakover switch turns on when the voltage across it exceeds a specific value and initiates a current pulse through the inductor for transferring energy from the high voltage input side capacitor to the low voltage side. The voltage breakover rating of the SIDAC or voltage-breakover switch is selected to be in between the voltage levels of the high voltage input side and the low voltage side.


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