LIGHT SOURCE FOR WHITE COLOR LED LIGHTING AND WHITE COLOR LED LIGHTING DEVICE

摘要

A white LED lighting device and a light source (3) for white LED lighting that enable an energy-saving, maintenance-free operation while ensuring ample illuminance. ??Structure of a light source (3) for white LED lighting, constituted by: inserting and holding a plurality of white LED elements (11) in holding holes in a reflective plate (9), said plate (9) being constituted by providing a required number of said holding holes, in a matrix-like array of prescribed pitch, in a plate (9) of shape corresponding to the illuminating surface of a lamp body; fixing said plurality of white LED elements at locations 2 to 4 mm behind their respective electrode portions; attaching the positive and negative terminals of the white LED elements to a base plate (10) for the LED elements, said base plate (10) being disposed parallel to and directly behind the reflective plate (9); and forming, at the positive and negative terminals, a series-parallel electrical network suitable for the applied voltage. IMAGE