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:
Jun. 27, 1995

Filed:

May. 06, 1994
Applicant:
Inventors:

Peng-Cheng Lin, Cupertino, CA (US);

Seth R Sanders, Berkeley, CA (US);

Hem P Takiar, Fremont, CA (US);

Assignee:

National Semiconductor Corporation, Santa Clara, CA (US);

Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
H01L / ;
U.S. Cl.
CPC ...
257666 ; 257676 ; 257924 ;
Abstract

A lead frame for use in an integrated circuit package is disclosed herein. The lead frame includes a magnetic component winding wherein the winding is formed as an integral part of the lead frame. Additional windings may be formed as an integral part of the lead frame and then folded into position over the first winding to form a multiple layered magnetic component winding. In one embodiment, the lead frame based winding is coated with a magnetic material to form a lead frame based inductor. There is also disclosed a method of producing a lead frame including a magnetic component winding wherein the winding is formed as an integral part of the lead frame.


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