Lighting apparatus
View Patent ↗A lighting apparatus comprises: a board, a plurality of light-emitting units disposed on the board, and a package structure enclosing all of the light-emitting units and having a volume less than 5000 mm 3 . The lighting apparatus has a light intensity greater than 150 lumens.
1. A lighting apparatus, comprising:
a board having two opposite surfaces;
a plurality of light-emitting units disposed on the two opposite surfaces;
a package structure enclosing all of the light-emitting units and having a volume less than 5000 mm 3 ;
a circuit structure electrically connected to the plurality of light-emitting units;
a base connected to the package, the base having an upper portion shielding the circuit structure, and a bottom portion opposite to the upper portion; and
an electrical connector formed on the board and passing through the bottom portion, wherein the lighting apparatus has a light intensity greater than 150 lumens.
2. The lighting apparatus according to claim 1 , wherein the volume is larger than 1500 mm 3 .
3. The lighting apparatus according to claim 1 , wherein the package structure is a hollow housing or a solid body.
4. The lighting apparatus according to claim 1 , wherein the lighting apparatus is operated under an operating voltage with a root-mean-square voltage of 100˜130V or 200˜260V.
5. The lighting apparatus according to claim 1 , wherein a power consumption of the lighting apparatus is of 1˜5 watt.
6. The lighting apparatus according to claim 1 , wherein the electrical connector comprises a pin substantially located in the same horizontal plane with a central axis of the board.
7. The lighting apparatus according to claim 6 , wherein the pin is formed on the board without penetrating through the board.
8. The lighting apparatus according to claim 1 , wherein the electrical connector comprises a pin penetrating through the board.
9. The lighting apparatus according to claim 1 , wherein the lighting apparatus has a weight less than 12 gram.
10. The lighting apparatus according to claim 1 , wherein one of the plurality of light-emitting units comprises a substrate and a plurality of light-emitting bodies commonly formed on the substrate.
11. The lighting apparatus according to claim 1 , wherein the package structure is a solid body comprising silicone or epoxy.
12. The lighting apparatus according to claim 1 , wherein the package structure is a hollow housing defining an inner chamber therein.
13. The lighting apparatus according to claim 12 , further comprising filler filling in the inner chamber.
14. The lighting apparatus according to claim 1 , wherein the electrical connector has a part enclosed by the base.
15. The lighting apparatus according to claim 1 , wherein the package structure has a through hole.
16. The lighting apparatus according to claim 1 , wherein the circuit structure is formed on the board.
17. The lighting apparatus according to claim 1 , wherein the bottom portion has an elongated hole for the electrical connector passing therethrough.