JPS5396666A - Manufacture of semiconductor device with pn junction - Google Patents

Manufacture of semiconductor device with pn junction

Info

Publication number
JPS5396666A
JPS5396666A JP1067877A JP1067877A JPS5396666A JP S5396666 A JPS5396666 A JP S5396666A JP 1067877 A JP1067877 A JP 1067877A JP 1067877 A JP1067877 A JP 1067877A JP S5396666 A JPS5396666 A JP S5396666A
Authority
JP
Japan
Prior art keywords
junction
manufacture
semiconductor device
layer
type
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
JP1067877A
Other languages
Japanese (ja)
Inventor
Akira Muramatsu
Kaoru Niino
Motofumi Masaki
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 JP1067877A priority Critical patent/JPS5396666A/en
Publication of JPS5396666A publication Critical patent/JPS5396666A/en
Pending legal-status Critical Current

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  • Bipolar Transistors (AREA)

Abstract

PURPOSE: To prevent a crystal defect from occurring owing to the heat diffusion of the PN jucntion ambit between the base and emitter, by forming the emitter layer of a N+-type layer and N++-type layer into a double-layer type.
COPYRIGHT: (C)1978,JPO&Japio
JP1067877A 1977-02-04 1977-02-04 Manufacture of semiconductor device with pn junction Pending JPS5396666A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP1067877A JPS5396666A (en) 1977-02-04 1977-02-04 Manufacture of semiconductor device with pn junction

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP1067877A JPS5396666A (en) 1977-02-04 1977-02-04 Manufacture of semiconductor device with pn junction

Publications (1)

Publication Number Publication Date
JPS5396666A true JPS5396666A (en) 1978-08-24

Family

ID=11756909

Family Applications (1)

Application Number Title Priority Date Filing Date
JP1067877A Pending JPS5396666A (en) 1977-02-04 1977-02-04 Manufacture of semiconductor device with pn junction

Country Status (1)

Country Link
JP (1) JPS5396666A (en)

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS59152665A (en) * 1983-02-21 1984-08-31 Nec Corp Semiconductor device and manufacture thereof
JPS59205758A (en) * 1983-05-09 1984-11-21 Sanyo Electric Co Ltd Manufacture of transistor
JPS60117738A (en) * 1983-11-30 1985-06-25 Sanken Electric Co Ltd Manufacture of semiconductor device
JPS61294855A (en) * 1985-06-21 1986-12-25 Nec Corp Manufacture of semiconductor device

Cited By (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS59152665A (en) * 1983-02-21 1984-08-31 Nec Corp Semiconductor device and manufacture thereof
JPS59205758A (en) * 1983-05-09 1984-11-21 Sanyo Electric Co Ltd Manufacture of transistor
JPH0343779B2 (en) * 1983-05-09 1991-07-03 Sanyo Electric Co
JPS60117738A (en) * 1983-11-30 1985-06-25 Sanken Electric Co Ltd Manufacture of semiconductor device
JPS61294855A (en) * 1985-06-21 1986-12-25 Nec Corp Manufacture of semiconductor device
JPH0466102B2 (en) * 1985-06-21 1992-10-22 Nippon Electric Co

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