JPS5369585A - Semiconductor device - Google Patents

Semiconductor device

Info

Publication number
JPS5369585A
JPS5369585A JP14532476A JP14532476A JPS5369585A JP S5369585 A JPS5369585 A JP S5369585A JP 14532476 A JP14532476 A JP 14532476A JP 14532476 A JP14532476 A JP 14532476A JP S5369585 A JPS5369585 A JP S5369585A
Authority
JP
Japan
Prior art keywords
semiconductor device
emitter
collector
diffusing
lowering
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
JP14532476A
Other languages
Japanese (ja)
Inventor
Hiroshi Takeda
Haruo Tamada
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.)
Fujitsu Ltd
Original Assignee
Fujitsu 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 Fujitsu Ltd filed Critical Fujitsu Ltd
Priority to JP14532476A priority Critical patent/JPS5369585A/en
Publication of JPS5369585A publication Critical patent/JPS5369585A/en
Pending legal-status Critical Current

Links

Landscapes

  • Bipolar Transistors (AREA)

Abstract

PURPOSE: To improve the performance, by diffusing for the base and emitter through the forming of concave part at the emitter part of the substrate, and by lowering the collector series resistance without giving adverse effect to the collector capacitance and breakdown voltage.
COPYRIGHT: (C)1978,JPO&Japio
JP14532476A 1976-12-03 1976-12-03 Semiconductor device Pending JPS5369585A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP14532476A JPS5369585A (en) 1976-12-03 1976-12-03 Semiconductor device

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP14532476A JPS5369585A (en) 1976-12-03 1976-12-03 Semiconductor device

Publications (1)

Publication Number Publication Date
JPS5369585A true JPS5369585A (en) 1978-06-21

Family

ID=15382517

Family Applications (1)

Application Number Title Priority Date Filing Date
JP14532476A Pending JPS5369585A (en) 1976-12-03 1976-12-03 Semiconductor device

Country Status (1)

Country Link
JP (1) JPS5369585A (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS55107259A (en) * 1979-02-08 1980-08-16 Shindengen Electric Mfg Co Ltd Power transistor

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS55107259A (en) * 1979-02-08 1980-08-16 Shindengen Electric Mfg Co Ltd Power transistor

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