Patent ID: 7067905
Filing Date: 2006-06-27
Classification: H01L

Abstract:
1. A packaged microelectronic device, comprising: die comprising integrated circuitry; a first casing coating at least a portion of the die, the first casing having a plurality of first interconnect elements; a heat sink proximate to the die; and a second casing on at least a portion of the heat sink and coating at least a portion of the first casing, the second casing engaging the first interconnect elements of the first casing; wherein the die is attached to a distribution member having a plurality of contacts coupled to integrated circuitry of the die; wherein the first casing has interconnecting elements defined by first ridges extending across an outer surface of the first casing; wherein the heat sink has a plurality of elongated slots through which the first ridges of the first casing extend, wherein a portion of the first ridges project beyond the heat sink; and wherein the second casing has mating elements that receive the portions of the first ridges that project beyond the heat sink.