| 摘要 |
PURPOSE: An LED socket of all in one type lamp driving device is provided to improve durability and performance of a product through an all in one of a structure of a socket. CONSTITUTION: A power terminal includes a first contact unit(43) and a second contact unit(46) of different height. The first contact unit and the second contact unit are connected to a PCB substrate(6). The first contact and the second contact unit are touched on an up/own side. In a PCB substrate, the first contact and the second contact unit are inserted in rotating at a coupling unit(61). In the PCB substrate, a driving circuit drives an LED.
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