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, 2020

Filed:

Nov. 19, 2018
Applicant:

Transphorm Inc., Goleta, CA (US);

Inventors:

Jason Cuadra, San Jose, CA (US);

Yifeng Wu, Goleta, CA (US);

Zhan Wang, Goleta, CA (US);

Assignee:

Transphorm Technology, Inc., Goleta, CA (US);

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H03K 17/16 (2006.01); H03K 17/687 (2006.01); H03K 17/041 (2006.01); H03K 17/10 (2006.01); H03K 17/12 (2006.01);
U.S. Cl.
CPC ...
H03K 17/162 (2013.01); H03K 17/04106 (2013.01); H03K 17/102 (2013.01); H03K 17/122 (2013.01); H03K 17/6871 (2013.01); H03K 17/6874 (2013.01); H03K 2217/0063 (2013.01); H03K 2217/0072 (2013.01);
Abstract

A circuit includes an electronic component package that comprises a first lead, a second lead, and a third lead; and a III-N transistor encased in the electronic component package, the III-N transistor including a drain, a gate, and a source, where the source is coupled to the first lead, the gate is coupled to the second lead, and the drain is coupled to the third lead. The circuit includes a high voltage node and a resistor, the resistor having a first terminal coupled to the high voltage node and a second terminal coupled to the third lead. The circuit further includes a ferrite bead connected in parallel to the resistor and coupled between the third lead and the high voltage node. When switching, the deleterious effects of a parasitic inductance of the circuit's power loop are mitigated by the ferrite bead and the resistor.


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