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EP1863096A1 Semiconductor device and method of manufacturing the same 有权
Halbleiteranordnung und Verfahren zu deren Herstellung

Semiconductor device and method of manufacturing the same
摘要:
A semiconductor device of the invention includes a first conductive type semiconductor base substrate (1,2); and a switching mechanism (6,7,10) which is formed on a first main surface of the semiconductor base substrate and switches ON/OFF a current. In the semiconductor base substrate, a plurality of columnar hetero-semiconductor regions (4) are formed at spaced intervals within the semiconductor substrate, and the hetero-semiconductor regions are made of a semiconductor material having a different band gap from the semiconductor substrate and extend between the first main surface and a second main surface opposite to the first main surface.
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