Sensor integrated circuit with integrated coil and element in central region of mold material

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United States of America Patent

PATENT NO 11677032
APP PUB NO 20220310853A1
SERIAL NO

17806758

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Abstract

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A sensor includes a lead frame having a first surface, a second opposing surface, and a plurality of leads and a semiconductor die having a first surface attached to the first surface of the lead frame and a second, opposing surface. The sensor further includes a non-conductive mold material enclosing the die and at least a portion of the lead frame, a conductive coil secured to the non-conductive mold material, a mold material secured to the non-conductive mold material and enclosing the conductive coil, wherein the mold material has a central region and an element disposed in the central region of the mold material.

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Patent Owner(s)

  • ALLEGRO MICROSYSTEMS, LLC

International Classification(s)

Inventor(s)

Inventor Name Address # of filed Patents Total Citations
David, Paul A Bow, US 51 446
Friedrich, Andreas P Metz-Tessy, FR 70 1536
Scheller, P Karl Dover, US 52 2249
Taylor, William P Amherst, US 166 5628
Vig, Ravi Concord, US 72 4329

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