摘要 |
Provided is an LED light source module, comprising a PCB board with electrically conductive pathways, for example wire lines, and at least one through hole; at least one semiconductor light-emitting device; electronic components forming a driving circuit; a metal housing with a groove; and at least one heat sink; wherein the semiconductor light-emitting device is electrically connected to the PCB board, electronic components are disposed on the PCB board, the PCB board is disposed in the groove of the metal housing, the heat sink is disposed in the through hole and connected to the PCB board, the semiconductor light-emitting device is disposed on the upper surface of the heat sink and the bottom of the heat sink is welded with the metal housing.
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