Light emitting diode module
View Patent ↗The present invention relates to a light emitting diode module capable of facilitating the connection between light emitting diode modules. The present invention provides a light emitting diode module including an insulating layer, a first circuit pattern layer and a second circuit pattern layer which are stacked on a top surface and a bottom surface of the insulating layer respectively and have one ends protruding to an outside of the insulating layer and the other ends positioned inside the insulating layer, a solder resist layer coated on the first circuit pattern layer, a first via formed vertically through a portion of the solder resist layer to be electrically connected to the first circuit pattern layer, a second via formed vertically through a portion of the solder resist layer and the insulating layer to be electrically connected to the second circuit pattern layer and a light emitting element mounted on the solder resist layer.
1. A light emitting diode module comprising:
an insulating layer;
a first circuit pattern layer and a second circuit pattern layer which are stacked on a top surface and a bottom surface of the insulating layer respectively and include one ends protruding to an outside of the insulating layer and the other ends positioned inside the insulating layer;
a solder resist layer coated on the first circuit pattern layer;
a first via formed vertically through a portion of the solder resist layer to be electrically connected to the first circuit pattern layer;
a second via formed vertically through a portion of the solder resist layer and the insulating layer to be electrically connected to the second circuit pattern layer; and
a light emitting element mounted on the solder resist layer, wherein
parts of the first and second vias are exposed through the solder resist layer, provided as an electrical connection terminal, and
the first and second vias are electrically insulated from each other, and are electrically connected to the first and second circuit patterns, respectively.
2. The light emitting diode module of claim 1 , wherein the first circuit pattern layer and the second circuit pattern layer include different polarities from each other.
3. The light emitting diode module of claim 1 , wherein the first circuit pattern layer and the second circuit pattern layer are made of copper foils.
4. The light emitting diode module of claim 1 , wherein the light emitting element is positioned between the first via and a second via.
5. The light emitting diode module of claim 1 , wherein the light emitting element is mounted in a chip or package type.
6. The light emitting diode module of claim 5 , wherein if the light emitting element is mounted in the chip type,
the light emitting element is electrically connected to top surfaces of the first via and the second via through wires.
7. The light emitting diode module of claim 5 , wherein if the light emitting element is mounted in the package type,
the light emitting element includes:
a pair of lead frames electrically connected to the first via and the second via respectively;
a package mold including a molding material filling space while receiving a portion of the lead frames inside; and
a light emitting chip mounted on the lead frames inside the package mold,
wherein the molding material protects the light emitting chip by being filled inside the package mold.
8. The light emitting diode module of claim 1 , further comprising:
a second insulating layer and a heat discharge plate sequentially stacked on a bottom surface of the second circuit patter layer.
9. The light emitting diode module of claim 8 , wherein the heat discharge plate is made of aluminum.
10. The light emitting diode module of claim 1 , further comprising:
a plurality of the light emitting elements which are connected in parallel.