Light source assembly having high-performance heat dissipation means
A light source assembly includes a vapor chamber, which has an electrical circuit installed in the top surface, an insulation layer covered in between the top surface of the vapor chamber and the electrical circuit, and light emitting diodes installed in the top surface directly of the vapor chamber and electrically connected to the electrical circuit for producing light upon connection of electricity to the electrode circuit means and the vapor chamber, and a heat sink installed in the bottom surface of the vapor chamber for dissipation of heat energy from the vapor chamber into outside open air.
1. A light source assembly comprising:
a vapor chamber, said vapor chamber comprising a first surface defining an internal chamber therebeneath, a second surface disposed opposite to said first surface to enclose said internal chamber therebetween;
electrical circuit means installed on said first surface;
an insulation layer covered in between the top surface of said vapor chamber and said electrical circuit means; and
a light source including at least one light emitting device and installed directly on the first surface of said vapor chamber and electrically connected to said electrical circuit means for producing light upon connection of electricity to said electrical circuit means.
2. The light source assembly as claimed in claim 1 , wherein each said light emitting device is an unassembled chip of light emitting diode.
3. The light source assembly as claimed in claim 1 , wherein said electrical circuit means is electrically connected to said light emitting device by wire bonding or soldering.
4. The light source assembly as claimed in claim 1 , further comprising a heat dissipation device installed on said vapor chamber for dissipation of heat energy from said vapor chamber into outside open air.
5. The light source assembly as claimed in claim 4 , wherein said beat dissipation device includes a heat sink installed on the second surface of said vapor chamber.
6. The light source assembly as claimed in claim 4 , wherein said heat dissipation device includes at least one heat pipe installed on said vapor chamber.
7. The light source assembly as claimed in claim 6 , wherein said heat dissipation device includes a heat sink installed on said vapor chamber.
8. The light source assembly as claimed in claim 1 , further comprising a polymeric protection layer covered on the first surface of said vapor chamber and said light source for protecting said light source.
9. The light source assembly as claimed in claim 1 , wherein said vapor chamber is made of a material selected from a higher thermal conductive metal group including: copper, aluminum, silver, nickel, and their alloy.
10. The light source assembly as claimed in claim 1 , wherein said electrical circuit means is made of a material selected from an electrical conductive materials group including: copper, silver, nickel and aluminum.
11. The light source assembly as claimed in claim 1 , wherein said insulation layer is formed of a material selected from a material group including polymers and ceramics.