JPS6342415B2 - - Google Patents

Info

Publication number
JPS6342415B2
JPS6342415B2 JP53006119A JP611978A JPS6342415B2 JP S6342415 B2 JPS6342415 B2 JP S6342415B2 JP 53006119 A JP53006119 A JP 53006119A JP 611978 A JP611978 A JP 611978A JP S6342415 B2 JPS6342415 B2 JP S6342415B2
Authority
JP
Japan
Prior art keywords
chromium
lead frame
strength
zirconium
copper alloy
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.)
Expired
Application number
JP53006119A
Other languages
English (en)
Japanese (ja)
Other versions
JPS54100257A (en
Inventor
Koichi Tejima
Haruka Machitori
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.)
Toshiba Corp
Original Assignee
Tokyo Shibaura Electric 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 Tokyo Shibaura Electric Co Ltd filed Critical Tokyo Shibaura Electric Co Ltd
Priority to JP611978A priority Critical patent/JPS54100257A/ja
Publication of JPS54100257A publication Critical patent/JPS54100257A/ja
Publication of JPS6342415B2 publication Critical patent/JPS6342415B2/ja
Granted legal-status Critical Current

Links

Landscapes

  • Lead Frames For Integrated Circuits (AREA)
JP611978A 1978-01-25 1978-01-25 Lead frame Granted JPS54100257A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP611978A JPS54100257A (en) 1978-01-25 1978-01-25 Lead frame

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP611978A JPS54100257A (en) 1978-01-25 1978-01-25 Lead frame

Publications (2)

Publication Number Publication Date
JPS54100257A JPS54100257A (en) 1979-08-07
JPS6342415B2 true JPS6342415B2 (enrdf_load_stackoverflow) 1988-08-23

Family

ID=11629610

Family Applications (1)

Application Number Title Priority Date Filing Date
JP611978A Granted JPS54100257A (en) 1978-01-25 1978-01-25 Lead frame

Country Status (1)

Country Link
JP (1) JPS54100257A (enrdf_load_stackoverflow)

Families Citing this family (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS57109357A (en) * 1980-12-26 1982-07-07 Nippon Mining Co Ltd Copper alloy for semiconductor device lead
JPS58108761A (ja) * 1981-12-23 1983-06-28 Toshiba Corp 電子部品
JPS58141544A (ja) * 1982-02-17 1983-08-22 Toshiba Corp 電子部品
JPS59117144A (ja) * 1982-12-23 1984-07-06 Toshiba Corp リ−ドフレ−ムおよびその製造方法
JPS59193233A (ja) * 1983-04-15 1984-11-01 Toshiba Corp 銅合金
JPS59145746A (ja) * 1983-12-13 1984-08-21 Nippon Mining Co Ltd 半導体機器のリ−ド材用銅合金
JPS59145749A (ja) * 1983-12-13 1984-08-21 Nippon Mining Co Ltd 半導体機器のリ−ド材用銅合金
JPS59145745A (ja) * 1983-12-13 1984-08-21 Nippon Mining Co Ltd 半導体機器のリ−ド材用銅合金
JP2537301B2 (ja) * 1990-08-31 1996-09-25 株式会社東芝 電子部品の製造方法
AT3175U1 (de) * 1999-02-05 1999-11-25 Plansee Ag Verfahren zur herstellung eines thermisch hoch belastbaren verbundbauteiles

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5342390B2 (enrdf_load_stackoverflow) * 1973-05-14 1978-11-10
JPS50122418A (enrdf_load_stackoverflow) * 1974-03-13 1975-09-26
JPS5278621A (en) * 1975-12-26 1977-07-02 Tamagawa Kikai Kinzoku Kk Copper alloy for lead frames of semiconductor elements
JPS5821019B2 (ja) * 1976-04-22 1983-04-26 住友電気工業株式会社 リ−ド材用銅合金
JPS5461026A (en) * 1977-10-24 1979-05-17 Sumitomo Electric Ind Ltd Copper alloy for lead of semiconductor device
JPS6038453A (ja) * 1983-08-11 1985-02-28 Nippon Shokubai Kagaku Kogyo Co Ltd 速溶性フマ−ル酸組成物

Also Published As

Publication number Publication date
JPS54100257A (en) 1979-08-07

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