METHOD OF PACKAGING INTEGRATED CIRCUITS
A method of packaging integrated circuit dice into exposed die packages is described. The method includes depositing a metallic layer onto the back surface of an integrated circuit wafer such that it covers the back surface. The method additionally includes applying a protective layer over the metal...
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Format: | Patent |
Sprache: | eng |
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Zusammenfassung: | A method of packaging integrated circuit dice into exposed die packages is described. The method includes depositing a metallic layer onto the back surface of an integrated circuit wafer such that it covers the back surface. The method additionally includes applying a protective layer over the metallic layer such that the protective layer covers the metallic layer. The method further includes singulating the wafer to produce individual dice. Each die may then be electrically connected to a lead frame. The die and portions of the lead frame may then be encapsulated with a molding compound. The protective layer inhibits the molding compound from contacting the metallic layer on the back surface of the die. The protective layer is then removed from the metallic layer. As a result, an individual IC package is produced that includes a die having a metallic layer exposed on the back surface of the die. |
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