JPS5350674A - Semiconductor device - Google Patents

Semiconductor device

Info

Publication number
JPS5350674A
JPS5350674A JP12494476A JP12494476A JPS5350674A JP S5350674 A JPS5350674 A JP S5350674A JP 12494476 A JP12494476 A JP 12494476A JP 12494476 A JP12494476 A JP 12494476A JP S5350674 A JPS5350674 A JP S5350674A
Authority
JP
Japan
Prior art keywords
semiconductor device
substrate
recessing
cracking
differences
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
JP12494476A
Other languages
Japanese (ja)
Inventor
Michio Yanatori
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 JP12494476A priority Critical patent/JPS5350674A/en
Publication of JPS5350674A publication Critical patent/JPS5350674A/en
Pending legal-status Critical Current

Links

Abstract

PURPOSE: To prevent the occurrence of cracking of a substrate owing to the differences in the coefficient of thermal expansion by recessing the substrate or heat sink side to reduce bonding area.
COPYRIGHT: (C)1978,JPO&Japio
JP12494476A 1976-10-20 1976-10-20 Semiconductor device Pending JPS5350674A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP12494476A JPS5350674A (en) 1976-10-20 1976-10-20 Semiconductor device

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP12494476A JPS5350674A (en) 1976-10-20 1976-10-20 Semiconductor device

Publications (1)

Publication Number Publication Date
JPS5350674A true JPS5350674A (en) 1978-05-09

Family

ID=14898049

Family Applications (1)

Application Number Title Priority Date Filing Date
JP12494476A Pending JPS5350674A (en) 1976-10-20 1976-10-20 Semiconductor device

Country Status (1)

Country Link
JP (1) JPS5350674A (en)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS61239652A (en) * 1985-04-16 1986-10-24 Hitachi Chem Co Ltd Semiconductor device
JPS6286848A (en) * 1985-10-14 1987-04-21 Matsushita Electric Works Ltd Chip carrier

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS61239652A (en) * 1985-04-16 1986-10-24 Hitachi Chem Co Ltd Semiconductor device
JPH0243345B2 (en) * 1985-04-16 1990-09-28
JPS6286848A (en) * 1985-10-14 1987-04-21 Matsushita Electric Works Ltd Chip carrier

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