SEMICONDUCTOR DEVICE
According to one embodiment, there is provided a semiconductor device including a first capacitance electrode, a second capacitance electrode, and a depletion layer. The first capacitance electrode is buried in a hole via an insulating film. The hole is formed in a semiconductor substrate. The secon...
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Sprache: | eng |
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Zusammenfassung: | According to one embodiment, there is provided a semiconductor device including a first capacitance electrode, a second capacitance electrode, and a depletion layer. The first capacitance electrode is buried in a hole via an insulating film. The hole is formed in a semiconductor substrate. The second capacitance electrode is formed on a front surface side or on a back surface side of the semiconductor substrate so as to be separated from the first capacitance electrode. The depletion layer forming mechanism includes a control electrode, and forms a depletion layer between the first capacitance electrode and the second capacitance electrode. |
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