Hauv kev lag luam ntawm LED ntim, COB stands rau Chip on Board, ib qho kev sib xyaw ntawm lub teeb qhov chaw siv tshuab uas affixes LED chips ncaj qha mus rau lub substrate.LED teeb qhov chaw siv COB thev naus laus zis, lub nti ncaj qha dissipates tshav kub rau lub substrate, withstanding siab thermal zog ceev;chip den...
Nyeem ntxiv