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:
Jan. 14, 2014

Filed:

Mar. 29, 2012
Applicants:

Nicholas John Ham, Stockport, GB;

Ed Huang, Stockport, GB;

Jianfeng Zhang, Shanghai, CN;

Andrew Mark Warwick, Wickham, GB;

Andrew Butler, Blackpool, GB;

Minghaoi Jin, Shanghai, CN;

Inventors:

Nicholas John Ham, Stockport, GB;

Ed Huang, Stockport, GB;

Jianfeng Zhang, Shanghai, CN;

Andrew Mark Warwick, Wickham, GB;

Andrew Butler, Blackpool, GB;

Minghaoi Jin, Shanghai, CN;

Assignee:

NXP, B.V., Eindhoven, NL;

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H02H 9/00 (2006.01); H02H 5/04 (2006.01);
U.S. Cl.
CPC ...
Abstract

A triac circuit comprises a triac having first and second main terminals (MT,MT) and a gate terminal and a thyristor connected between one of the main terminals (MT,MT) and a control terminal of the triac circuit. The thyristor is used to prevent turn on of the triac when it has turned on by temperature induced leakage currents.


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Ham, Nicholas. (2014). Over-temperature protected triac and protection method (U.S. Patent No. 8630074). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/8630074

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