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:
May. 27, 2025

Filed:

May. 31, 2022
Applicant:

Semiconductor Components Industries, Llc, Phoenix, AZ (US);

Inventor:

Yupeng Chen, San Jose, CA (US);

Assignee:
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H02H 9/04 (2006.01); H01L 23/552 (2006.01); H03H 7/01 (2006.01); H10D 89/60 (2025.01);
U.S. Cl.
CPC ...
H02H 9/046 (2013.01); H01L 23/552 (2013.01); H03H 7/0138 (2013.01); H03H 7/1766 (2013.01); H10D 89/60 (2025.01);
Abstract

In some aspects, the techniques described herein relate to an electromagnetic interference (EMI) filter circuit including: an input terminal; an output terminal; an electrical ground terminal; a resistor electrically coupled between the input terminal and the output terminal; a first bipolar transistor including: a collector terminal electrically coupled with the input terminal; an emitter terminal electrically coupled with the electrical ground terminal; and a base terminal that is electrically floating; and a second bipolar transistor including: a collector terminal electrically coupled with the output terminal; an emitter terminal electrically coupled with the electrical ground terminal; and a base terminal that is electrically floating.


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