Is a
Patent attributes
Current Assignee
Patent Jurisdiction
Patent Number
Patent Inventor Names
Ichinori Iitani0
Youichirou Hamada0
Date of Patent
April 21, 2009
0Patent Application Number
117063600
Date Filed
February 15, 2007
0Patent Primary Examiner
Patent abstract
A leadframe is plated with palladium only to a surface of a metal plate on which semiconductors elements are to be mounted and a surface of the metal plate to be placed on a substrate, and is not plated with palladium to lead portions, pad portions, other portions except for the surfaces to be plated and the side surface, of the leadframe, thereby, the amount of use of palladium is reduced to minimum and a cheap leadframe can be provided.
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