JPS54586A - Production of semiconductor device - Google Patents

Production of semiconductor device

Info

Publication number
JPS54586A
JPS54586A JP6482877A JP6482877A JPS54586A JP S54586 A JPS54586 A JP S54586A JP 6482877 A JP6482877 A JP 6482877A JP 6482877 A JP6482877 A JP 6482877A JP S54586 A JPS54586 A JP S54586A
Authority
JP
Japan
Prior art keywords
diffusion
production
semiconductor device
semicondctor
thick
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
JP6482877A
Other languages
Japanese (ja)
Inventor
Takeshi Uryu
Manabu Matsuzawa
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 JP6482877A priority Critical patent/JPS54586A/en
Publication of JPS54586A publication Critical patent/JPS54586A/en
Pending legal-status Critical Current

Links

Landscapes

  • Bipolar Transistors (AREA)

Abstract

PURPOSE: To make possible the use of a thick semicondctor substrate, shorten heat treatment time and obtain a triple diffusion type PNP transistor by diffusion-forming collector regions with Ga or Al of a large coefficient of diffusion as a P type impurity.
COPYRIGHT: (C)1979,JPO&Japio
JP6482877A 1977-06-03 1977-06-03 Production of semiconductor device Pending JPS54586A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP6482877A JPS54586A (en) 1977-06-03 1977-06-03 Production of semiconductor device

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP6482877A JPS54586A (en) 1977-06-03 1977-06-03 Production of semiconductor device

Publications (1)

Publication Number Publication Date
JPS54586A true JPS54586A (en) 1979-01-05

Family

ID=13269487

Family Applications (1)

Application Number Title Priority Date Filing Date
JP6482877A Pending JPS54586A (en) 1977-06-03 1977-06-03 Production of semiconductor device

Country Status (1)

Country Link
JP (1) JPS54586A (en)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS6184526U (en) * 1984-11-06 1986-06-04
JPS6410668A (en) * 1987-07-02 1989-01-13 Nec Corp Npn type bipolar transistor

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS6184526U (en) * 1984-11-06 1986-06-04
JPS6410668A (en) * 1987-07-02 1989-01-13 Nec Corp Npn type bipolar transistor

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