Patent ID: 7508667
Filing Date: 2009-03-24
Classification: H01L

Abstract:
1. A heat sink backplate module suitable for disposing a heat sink on a heat source of a circuit board, the heat source being on a surface of the circuit board, and the heat sink backplate module being disposed on another surface of the circuit board, wherein the heat source is surrounded by a plurality of openings, the heat sink backplate module comprising: a body having a plurality of holes corresponding to the openings, wherein the heat sink is fixed at the holes by a plurality of fixing elements passing through the openings; at least one heat pipe, on end of which passing through the body; a fins assembly disposed at the other end of the heat pipe; a first heat spreader disposed on a surface of the body, wherein the first heat spreader is close to the circuit board; and a second heat spreader disposed on another surface of the body, wherein the circuit board is disposed in a case and the second heat spreader is close to the case.