JPS5378770A - Preparation for transistor - Google Patents

Preparation for transistor

Info

Publication number
JPS5378770A
JPS5378770A JP15530476A JP15530476A JPS5378770A JP S5378770 A JPS5378770 A JP S5378770A JP 15530476 A JP15530476 A JP 15530476A JP 15530476 A JP15530476 A JP 15530476A JP S5378770 A JPS5378770 A JP S5378770A
Authority
JP
Japan
Prior art keywords
header
nickel
transistor
preparation
electrolytic plating
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
JP15530476A
Other languages
Japanese (ja)
Inventor
Masaru Nemoto
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.)
Fujitsu Ltd
Original Assignee
Fujitsu 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 Fujitsu Ltd filed Critical Fujitsu Ltd
Priority to JP15530476A priority Critical patent/JPS5378770A/en
Publication of JPS5378770A publication Critical patent/JPS5378770A/en
Pending legal-status Critical Current

Links

Landscapes

  • Die Bonding (AREA)

Abstract

PURPOSE: To make satisfactory ultrasonic wave bonding characteristic and soldering characteristic, by electrifying the stem header only and applying electrolytic plating of nickel on the header face, after having applied non-electrolytic plating of nickel on the whole face of the stem header and the lead.
COPYRIGHT: (C)1978,JPO&Japio
JP15530476A 1976-12-23 1976-12-23 Preparation for transistor Pending JPS5378770A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP15530476A JPS5378770A (en) 1976-12-23 1976-12-23 Preparation for transistor

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP15530476A JPS5378770A (en) 1976-12-23 1976-12-23 Preparation for transistor

Publications (1)

Publication Number Publication Date
JPS5378770A true JPS5378770A (en) 1978-07-12

Family

ID=15602964

Family Applications (1)

Application Number Title Priority Date Filing Date
JP15530476A Pending JPS5378770A (en) 1976-12-23 1976-12-23 Preparation for transistor

Country Status (1)

Country Link
JP (1) JPS5378770A (en)

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