Allegro Microsystems, LLC

Yu-Chun Li

Maxim Klebanov

Chung C Kuo

Thomas S Chung

Felix Palumbo

A Schottky diode includes a substrate having a first type dopant, a buried layer within the substrate and having a second type dopant, an epitaxial layer above the buried layer and having the second type dopant, a plurality of rings within the epitaxial layer and having the first type dopant, wherein the plurality of rings comprises an L-shaped ring, a shallow trench isolation (STI) layer at the top region of the epitaxial layer, an anode, a cathode spaced from the anode by the STI layer, and wherein the buried layer has an open region substantially vertically aligned with the anode.

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Taipei, Taiwan

Yu-Chun Li