Title:
SEMICONDUCTOR DEVICE
Document Type and Number:
WIPO Patent Application WO/2021/019882
Kind Code:
A1
Abstract:
Provided is a semiconductor device comprising: a plurality of gate trench units electrically connected to a gate electrode; and a plurality of dummy trench units electrically connected to an emitter electrode. The semiconductor device comprises: a first trench group including one gate trench unit and two dummy trench units adjacent to the gate trench unit and adjacent to each other; and a second trench group including two gate trench units adjacent to each other.
Inventors:
HARADA YUICHI (JP)
NOGUCHI SEIJI (JP)
KOMIYAMA NORIHIRO (JP)
IKURA YOSHIHIRO (JP)
SAKURAI YOSUKE (JP)
NOGUCHI SEIJI (JP)
KOMIYAMA NORIHIRO (JP)
IKURA YOSHIHIRO (JP)
SAKURAI YOSUKE (JP)
Application Number:
PCT/JP2020/020523
Publication Date:
February 04, 2021
Filing Date:
May 25, 2020
Export Citation:
Assignee:
FUJI ELECTRIC CO LTD (JP)
International Classes:
H01L21/822; H01L21/336; H01L21/8234; H01L27/04; H01L27/06; H01L27/088; H01L29/739; H01L29/78
Domestic Patent References:
| WO2017033315A1 | 2017-03-02 | |||
| WO2015162811A1 | 2015-10-29 |
Foreign References:
| JP2017147300A | 2017-08-24 | |||
| JP2009206478A | 2009-09-10 | |||
| JP2002016252A | 2002-01-18 |
Attorney, Agent or Firm:
RYUKA IP LAW FIRM (JP)
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