HIGH-POWER SEMICONDUCTOR STRUCTURE Russian patent published in 2012 - IPC H01L29/70 

Abstract RU 2457576 C1

FIELD: physics.

SUBSTANCE: high-power semiconductor structure has a row of regions of second conductivity-type surrounded on all sides by a region of first conductivity-type, wherein said second conductivity-type regions are in form of trapezia inscribed in a rectangle, having parallel heights and monotonously falling width of each from the large base to the smaller base, forming a band divided into fragments, bounded on the width by bases of the trapezia and on the length by lateral sides of the outermost trapezia. In at least part of the row, top and bottom bases of the trapezia at the edge of the band alternate.

EFFECT: longer distance between hottest areas and lower maximum temperature of the structure.

1 dwg

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RU 2 457 576 C1

Authors

Bulgakov Oleg Mitrofanovich

Petrov Boris Konstantinovich

Taravkov Mikhail Vladimirovich

Dates

2012-07-27Published

2011-02-21Filed