Patent ID: 8937258
Filing Date: 2015-01-20
Classification: H01L,H05K

Abstract:
1. A power distribution network for distributing power from a package substrate to an interposer comprising: a package substrate having first and second major surfaces; an interposer having first and second major surfaces with the second major surface of the interposer facing the first major surface of the package substrate but separated therefrom; a first metal island on the first major surface of the package substrate; a second metal island on the second major surface of the interposer; a row (or column) of bumps between the first and second metal islands, said bumps electrically and mechanically connecting the first metal island to the second metal island; a plurality of through silicon vias extending between the first and second major surfaces of the interposer; and a plurality of leads connecting the through silicon vias to the second metal island.