Patent ID: 8072762

Claim:
A printed circuit board assembly, comprising: a printed circuit board comprising a first heat generating element and a second heat generating element; a first heat dissipating module disposed on the first heat generating element, the first heat dissipating module comprising a heat sink, the heat sink comprises a first base contacting the first heat generating element and a plurality of first fins having a recess in a lower surface of the plurality of first fins, the plurality of first fins disposed on the first base and a first heat pipe, the first heat pipe extends into the recess of the plurality of first fins and contacts a top of the first base, the first heat pipe comprising a pipe body and an extending portion extending from the pipe body; and a second heat dissipating module disposed on the second heat generating element, the second heat dissipating module comprising a second base contacting the second heat generating element, the second base having a groove in a lower surface of the second base, and a plurality of second fins disposed on the second base; wherein the pipe body is disposed between the first base and the plurality of first fins and located within the recess of the plurality of first fins, and the extending portion is disposed between the second heat generating element and the second base and located within the groove of the second base.