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JPS53141577A - Lead frame for integrated circuit - Google Patents

Lead frame for integrated circuit

Info

Publication number
JPS53141577A
JPS53141577A JP5726277A JP5726277A JPS53141577A JP S53141577 A JPS53141577 A JP S53141577A JP 5726277 A JP5726277 A JP 5726277A JP 5726277 A JP5726277 A JP 5726277A JP S53141577 A JPS53141577 A JP S53141577A
Authority
JP
Japan
Prior art keywords
lead frame
integrated circuit
fabricate
silver
copper
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
JP5726277A
Other languages
Japanese (ja)
Inventor
Toshinobu Banjo
Takao Tokunaga
Shunichi Kamimura
Shigeyuki Nango
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.)
Mitsubishi Electric Corp
Original Assignee
Mitsubishi Electric Corp
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 Mitsubishi Electric Corp filed Critical Mitsubishi Electric Corp
Priority to JP5726277A priority Critical patent/JPS53141577A/en
Publication of JPS53141577A publication Critical patent/JPS53141577A/en
Pending legal-status Critical Current

Links

Landscapes

  • Lead Frames For Integrated Circuits (AREA)

Abstract

PURPOSE: To fabricate a lead frame which is suitable to a high output IC by sequentially stacking Ni, copper, and silver.
COPYRIGHT: (C)1978,JPO&Japio
JP5726277A 1977-05-17 1977-05-17 Lead frame for integrated circuit Pending JPS53141577A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP5726277A JPS53141577A (en) 1977-05-17 1977-05-17 Lead frame for integrated circuit

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP5726277A JPS53141577A (en) 1977-05-17 1977-05-17 Lead frame for integrated circuit

Publications (1)

Publication Number Publication Date
JPS53141577A true JPS53141577A (en) 1978-12-09

Family

ID=13050602

Family Applications (1)

Application Number Title Priority Date Filing Date
JP5726277A Pending JPS53141577A (en) 1977-05-17 1977-05-17 Lead frame for integrated circuit

Country Status (1)

Country Link
JP (1) JPS53141577A (en)

Cited By (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5761851U (en) * 1980-09-30 1982-04-13
JPS60147145A (en) * 1984-01-10 1985-08-03 Hitachi Cable Ltd Lead frame for semiconductors
JPS60225456A (en) * 1984-04-24 1985-11-09 Hitachi Cable Ltd Lead frame for semiconductors
JPS6180844A (en) * 1984-09-28 1986-04-24 Furukawa Electric Co Ltd:The Basic wire for semiconductor lead frame
JPS61201762A (en) * 1985-03-05 1986-09-06 Furukawa Electric Co Ltd:The Manufacture of bar material for electronic equipment part
JPS61258461A (en) * 1986-05-23 1986-11-15 Hitachi Ltd electronic components
JPS63111655A (en) * 1986-10-30 1988-05-16 Toshiba Corp Surface treatment of frame for semiconductor elements
JPS6412563A (en) * 1987-07-07 1989-01-17 Sumitomo Metal Mining Co Nickel plating of lead frame
JPH041504B2 (en) * 1986-05-23 1992-01-13 Hitachi Ltd
US6593643B1 (en) * 1999-04-08 2003-07-15 Shinko Electric Industries Co., Ltd. Semiconductor device lead frame

Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5047566A (en) * 1973-07-13 1975-04-28

Patent Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5047566A (en) * 1973-07-13 1975-04-28

Cited By (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5761851U (en) * 1980-09-30 1982-04-13
JPS60147145A (en) * 1984-01-10 1985-08-03 Hitachi Cable Ltd Lead frame for semiconductors
JPS60225456A (en) * 1984-04-24 1985-11-09 Hitachi Cable Ltd Lead frame for semiconductors
JPS6180844A (en) * 1984-09-28 1986-04-24 Furukawa Electric Co Ltd:The Basic wire for semiconductor lead frame
JPH0160948B2 (en) * 1984-09-28 1989-12-26 Furukawa Electric Co Ltd
JPS61201762A (en) * 1985-03-05 1986-09-06 Furukawa Electric Co Ltd:The Manufacture of bar material for electronic equipment part
JPS61258461A (en) * 1986-05-23 1986-11-15 Hitachi Ltd electronic components
JPH041504B2 (en) * 1986-05-23 1992-01-13 Hitachi Ltd
JPS63111655A (en) * 1986-10-30 1988-05-16 Toshiba Corp Surface treatment of frame for semiconductor elements
JPS6412563A (en) * 1987-07-07 1989-01-17 Sumitomo Metal Mining Co Nickel plating of lead frame
US6593643B1 (en) * 1999-04-08 2003-07-15 Shinko Electric Industries Co., Ltd. Semiconductor device lead frame

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