US Patent Issued to Dell Products on Oct. 20 for "Inrush current protection for bridgeless totem pole power factor circuit" (Taiwanese Inventors)

ALEXANDRIA, Va., Oct. 21 -- United States Patent no. 12,771,240, issued on Oct. 20, was assigned to Dell Products LP (Round Rock, Texas).

"Inrush current protection for bridgeless totem pole power factor circuit" was invented by Shih-Chieh Wang (New Taipei City, Taiwan), YiChe Hsu (Taipei, Taiwan) and Dennis Alinea Martin (New Taipei City, Taiwan).

According to the abstract* released by the U.S. Patent & Trademark Office: "A power converter includes a capacitor, and first, second, and third legs coupled in parallel with the capacitor. The power converter further includes a flyback transformer having a first inductor and a second inductor, and a buck stage coupled in series between a first terminal of a power source and a first terminal of...