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JPS5336482A - Semiconductor device - Google Patents

Semiconductor device

Info

Publication number
JPS5336482A
JPS5336482A JP11078976A JP11078976A JPS5336482A JP S5336482 A JPS5336482 A JP S5336482A JP 11078976 A JP11078976 A JP 11078976A JP 11078976 A JP11078976 A JP 11078976A JP S5336482 A JPS5336482 A JP S5336482A
Authority
JP
Japan
Prior art keywords
buried layer
type
semiconductor device
layer
transistor
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.)
Granted
Application number
JP11078976A
Other languages
Japanese (ja)
Other versions
JPS5950110B2 (en
Inventor
Sadao Ogura
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.)
Hitachi Ltd
Original Assignee
Hitachi Ltd
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 Hitachi Ltd filed Critical Hitachi Ltd
Priority to JP51110789A priority Critical patent/JPS5950110B2/en
Publication of JPS5336482A publication Critical patent/JPS5336482A/en
Publication of JPS5950110B2 publication Critical patent/JPS5950110B2/en
Expired legal-status Critical Current

Links

Landscapes

  • Bipolar Transistors (AREA)
  • Bipolar Integrated Circuits (AREA)

Abstract

PURPOSE: To obtain a uniform and optional hFE value by providing a buried layer as well as p-type layer reaching n+-type buried layer from n--type substrate surface and producing a transistor which uses part of the buried layer for the base.
COPYRIGHT: (C)1978,JPO&Japio
JP51110789A 1976-09-17 1976-09-17 semiconductor equipment Expired JPS5950110B2 (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP51110789A JPS5950110B2 (en) 1976-09-17 1976-09-17 semiconductor equipment

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP51110789A JPS5950110B2 (en) 1976-09-17 1976-09-17 semiconductor equipment

Publications (2)

Publication Number Publication Date
JPS5336482A true JPS5336482A (en) 1978-04-04
JPS5950110B2 JPS5950110B2 (en) 1984-12-06

Family

ID=14544661

Family Applications (1)

Application Number Title Priority Date Filing Date
JP51110789A Expired JPS5950110B2 (en) 1976-09-17 1976-09-17 semiconductor equipment

Country Status (1)

Country Link
JP (1) JPS5950110B2 (en)

Also Published As

Publication number Publication date
JPS5950110B2 (en) 1984-12-06

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