PRINTED CIRCUIT BOARD AND BACK LIGHT MODULE USING THE SAME

摘要

A back light module includes a printed circuit board and a plurality of surface mounting elements mounted on the printed circuit board. Each surface mounting element is an LED lighting element. The printed circuit board has a plurality of pads. Each of the pads includes a first bar and two second bars extending respectively from two ends of the first bar. The surface mounting element includes a plurality of pins. The pins are placed on two sides of the surface mounting element. The pins are soldered on the pads.