Patent ID: 6756305
Filing Date: 2004-06-29
Classification: H01L

Abstract:
A die assembly, comprising:a first die having a first plurality of metal posts, the first die having a substantially planar first outer surface, each of the first plurality of metal posts having a volume and a protruding end and being oriented substantially orthogonally to the first outer surface, most of the volume of each of the first plurality of metal posts being located beneath the first outer surface, the protruding end of each of the first plurality of metal posts protruding beyond the first outer surface; and a second die having a second plurality of metal posts, the second die having a substantially planar second outer surface, each of the second plurality of metal posts having a volume and a protruding end and being oriented substantially orthogonally to the second outer surface, most of the volume of each of the second plurality of metal posts being located beneath the second outer surface, the protruding end of each of the second plurality of metal posts protruding beyond the second outer surface, the second die being coupled to the first die in a stacked relation with the protruding end of each of the first plurality of metal posts contacting the protruding end of a corresponding one of the second plurality of metal posts.