Patent ID: 6532154
Filing Date: 2003-03-11
Classification: H01L,H05K

Abstract:
A stack assembly, comprising:at least two heat sinks; at least two press-packaged semiconductor devices mounted onto a printed circuit board (PCB); a plate having a force applying member depending therefrom; a housing having compartments accommodating the at least two heat sinks, the PCB and the force applying member of the plate in a predetermined abutting arrangement, wherein the compartments are sized slightly larger than the at least two heat sinks and PCB to allow each such component a predetermined amount of horizontal play in its corresponding compartment, and wherein each PCB includes a bracket mounting the PCB onto one of the at least two heat sinks, the mounting bracket and said compartments being configured to substantially axially align the at least two press-packaged devices and the at least two heat sinks wit a longitudinal axis defined by said force applying member.