JPS57190341A - Circuit borad composition - Google Patents

Circuit borad composition

Info

Publication number
JPS57190341A
JPS57190341A JP56074255A JP7425581A JPS57190341A JP S57190341 A JPS57190341 A JP S57190341A JP 56074255 A JP56074255 A JP 56074255A JP 7425581 A JP7425581 A JP 7425581A JP S57190341 A JPS57190341 A JP S57190341A
Authority
JP
Japan
Prior art keywords
gold
tin alloy
electrodes
plating
constitution
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
JP56074255A
Other languages
English (en)
Japanese (ja)
Other versions
JPS6342852B2 (cg-RX-API-DMAC10.html
Inventor
Yoshihiro Shimada
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.)
Citizen Holdings Co Ltd
Citizen Watch Co Ltd
Original Assignee
Citizen Holdings Co Ltd
Citizen Watch Co 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 Citizen Holdings Co Ltd, Citizen Watch Co Ltd filed Critical Citizen Holdings Co Ltd
Priority to JP56074255A priority Critical patent/JPS57190341A/ja
Publication of JPS57190341A publication Critical patent/JPS57190341A/ja
Publication of JPS6342852B2 publication Critical patent/JPS6342852B2/ja
Granted legal-status Critical Current

Links

Classifications

    • H10W70/60—

Landscapes

  • Electric Connection Of Electric Components To Printed Circuits (AREA)
  • Manufacturing Of Printed Wiring (AREA)
  • Wire Bonding (AREA)
JP56074255A 1981-05-19 1981-05-19 Circuit borad composition Granted JPS57190341A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP56074255A JPS57190341A (en) 1981-05-19 1981-05-19 Circuit borad composition

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP56074255A JPS57190341A (en) 1981-05-19 1981-05-19 Circuit borad composition

Publications (2)

Publication Number Publication Date
JPS57190341A true JPS57190341A (en) 1982-11-22
JPS6342852B2 JPS6342852B2 (cg-RX-API-DMAC10.html) 1988-08-25

Family

ID=13541854

Family Applications (1)

Application Number Title Priority Date Filing Date
JP56074255A Granted JPS57190341A (en) 1981-05-19 1981-05-19 Circuit borad composition

Country Status (1)

Country Link
JP (1) JPS57190341A (cg-RX-API-DMAC10.html)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5208186A (en) * 1989-02-09 1993-05-04 National Semiconductor Corporation Process for reflow bonding of bumps in IC devices
US6333554B1 (en) 1997-09-08 2001-12-25 Fujitsu Limited Semiconductor device with gold bumps, and method and apparatus of producing the same

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR102235020B1 (ko) * 2013-07-03 2021-04-02 루미리즈 홀딩 비.브이. 금속화 층 아래에 스트레스-버퍼 층을 가지는 ｌｅｄ

Cited By (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5208186A (en) * 1989-02-09 1993-05-04 National Semiconductor Corporation Process for reflow bonding of bumps in IC devices
US6333554B1 (en) 1997-09-08 2001-12-25 Fujitsu Limited Semiconductor device with gold bumps, and method and apparatus of producing the same
US6344690B1 (en) 1997-09-08 2002-02-05 Fujitsu Limited Semiconductor device with gold bumps, and method and apparatus of producing the same
US6495441B2 (en) 1997-09-08 2002-12-17 Fujitsu Limited Semiconductor device with gold bumps, and method and apparatus of producing the same
US6786385B1 (en) 1997-09-08 2004-09-07 Fujitsu Limited Semiconductor device with gold bumps, and method and apparatus of producing the same

Also Published As

Publication number Publication date
JPS6342852B2 (cg-RX-API-DMAC10.html) 1988-08-25

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