LED作为一种新型的半导体光源己愈来愈受到业界的重视,LED灯和背光源己在多领域得到广泛的应用,本文将介绍LED半导体光源的一些特点及相关热管理(Thermal management)的目的、要点、“热欧姆定律”、热流传输及节点温度检测分析方法、导热石墨及铝散热器应用的对比的初步实验结果,供读者参考。 LED as a new type of semiconductor light source has been more and more attention by the industry, LED lamp and backlight have been widely used in many fields, this article will introduce some of the characteristics of LED semiconductor light source and related thermal management (Thermal management) purposes Key points, “Hot Ohm’s Law”, heat flow and node temperature detection and analysis methods, thermal conductivity of graphite and aluminum radiator application preliminary experimental results for readers reference.