JPS5429565A - Manufacture of lead frame requiring less number of leads from common lead frame - Google Patents

Manufacture of lead frame requiring less number of leads from common lead frame

Info

Publication number
JPS5429565A
JPS5429565A JP9502477A JP9502477A JPS5429565A JP S5429565 A JPS5429565 A JP S5429565A JP 9502477 A JP9502477 A JP 9502477A JP 9502477 A JP9502477 A JP 9502477A JP S5429565 A JPS5429565 A JP S5429565A
Authority
JP
Japan
Prior art keywords
lead frame
leads
manufacture
requiring less
less number
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
JP9502477A
Other languages
Japanese (ja)
Other versions
JPS603783B2 (en
Inventor
Yuji Sano
Hajime Murakami
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 JP9502477A priority Critical patent/JPS603783B2/en
Publication of JPS5429565A publication Critical patent/JPS5429565A/en
Publication of JPS603783B2 publication Critical patent/JPS603783B2/en
Expired legal-status Critical Current

Links

Landscapes

  • Lead Frames For Integrated Circuits (AREA)

Abstract

PURPOSE: To make easy for assembling of the lead frame and to avoid the occurrence of cracking for the resin run part, by removing the external leads leading between the dam of unnecessary leads of the common lead frame and the rectangular frame by cutting and by leaving the internal leads leading from the dam to the inframe.
COPYRIGHT: (C)1979,JPO&Japio
JP9502477A 1977-08-10 1977-08-10 How to manufacture a lead frame with a small number of leads from a common lead frame Expired JPS603783B2 (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP9502477A JPS603783B2 (en) 1977-08-10 1977-08-10 How to manufacture a lead frame with a small number of leads from a common lead frame

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP9502477A JPS603783B2 (en) 1977-08-10 1977-08-10 How to manufacture a lead frame with a small number of leads from a common lead frame

Publications (2)

Publication Number Publication Date
JPS5429565A true JPS5429565A (en) 1979-03-05
JPS603783B2 JPS603783B2 (en) 1985-01-30

Family

ID=14126494

Family Applications (1)

Application Number Title Priority Date Filing Date
JP9502477A Expired JPS603783B2 (en) 1977-08-10 1977-08-10 How to manufacture a lead frame with a small number of leads from a common lead frame

Country Status (1)

Country Link
JP (1) JPS603783B2 (en)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS60181030A (en) * 1984-02-08 1985-09-14 フアーミタリア・カルロ・エルバ・ソシエタ・ア・レスポンサビリタ・リミタータ Medicinal composition
US5340591A (en) * 1992-01-24 1994-08-23 Fujisawa Pharmaceutical Co., Ltd. Method of producing a solid dispersion of the sparingly water-soluble drug, nilvadipine

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS60181030A (en) * 1984-02-08 1985-09-14 フアーミタリア・カルロ・エルバ・ソシエタ・ア・レスポンサビリタ・リミタータ Medicinal composition
US5340591A (en) * 1992-01-24 1994-08-23 Fujisawa Pharmaceutical Co., Ltd. Method of producing a solid dispersion of the sparingly water-soluble drug, nilvadipine

Also Published As

Publication number Publication date
JPS603783B2 (en) 1985-01-30

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