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JPS5267983A - Semiconductor unit - Google Patents

Semiconductor unit

Info

Publication number
JPS5267983A
JPS5267983A JP14472375A JP14472375A JPS5267983A JP S5267983 A JPS5267983 A JP S5267983A JP 14472375 A JP14472375 A JP 14472375A JP 14472375 A JP14472375 A JP 14472375A JP S5267983 A JPS5267983 A JP S5267983A
Authority
JP
Japan
Prior art keywords
semiconductor unit
substrate
prescribed
semi
secure
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Pending
Application number
JP14472375A
Other languages
Japanese (ja)
Inventor
Shigeru Kitabi
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Mitsubishi Electric Corp
Original Assignee
Mitsubishi Electric Corp
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Mitsubishi Electric Corp filed Critical Mitsubishi Electric Corp
Priority to JP14472375A priority Critical patent/JPS5267983A/en
Publication of JPS5267983A publication Critical patent/JPS5267983A/en
Pending legal-status Critical Current

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  • Thyristors (AREA)

Abstract

PURPOSE: To secure a uniform life time for semiconductor substrate as a whole by forming conductive region on semi-conductor substrate surface as prescribed and also by doping heavy metal selectively at the center area of substrate over full thickness direction.
COPYRIGHT: (C)1977,JPO&Japio
JP14472375A 1975-12-04 1975-12-04 Semiconductor unit Pending JPS5267983A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP14472375A JPS5267983A (en) 1975-12-04 1975-12-04 Semiconductor unit

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP14472375A JPS5267983A (en) 1975-12-04 1975-12-04 Semiconductor unit

Publications (1)

Publication Number Publication Date
JPS5267983A true JPS5267983A (en) 1977-06-06

Family

ID=15368807

Family Applications (1)

Application Number Title Priority Date Filing Date
JP14472375A Pending JPS5267983A (en) 1975-12-04 1975-12-04 Semiconductor unit

Country Status (1)

Country Link
JP (1) JPS5267983A (en)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS58103171A (en) * 1981-12-15 1983-06-20 Mitsubishi Electric Corp Semiconductor device
JPS6262557A (en) * 1985-09-12 1987-03-19 Fuji Electric Co Ltd Semiconductor device

Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS4847779A (en) * 1971-10-19 1973-07-06

Patent Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS4847779A (en) * 1971-10-19 1973-07-06

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS58103171A (en) * 1981-12-15 1983-06-20 Mitsubishi Electric Corp Semiconductor device
JPS6262557A (en) * 1985-09-12 1987-03-19 Fuji Electric Co Ltd Semiconductor device

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