TWO LEVEL LEADFRAME WITH UPSET BALL BONDING SURFACE AND DEVICE PACKAGE
A leadframe, device package, and mode of construction configured to attain a thin profile and improved thermal performance. Leadframes of this invention include a raised die attachment pad arrange above distal ends of leadframe leads. A package will further include a die electrically coupled with an...
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Format: | Patent |
Sprache: | eng |
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Zusammenfassung: | A leadframe, device package, and mode of construction configured to attain a thin profile and improved thermal performance. Leadframes of this invention include a raised die attachment pad arrange above distal ends of leadframe leads. A package will further include a die electrically coupled with an underside surface of the raised die attachment pad, in one example, using ball bonds, the whole sealed in an encapsulant that exposed a bottom portion of the die and a portion of a lead. Two leadframe stacks of such packages are also disclosed as are methods of manufacture. |
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