以半导体激光器在两种不同供电条件下的工作寿命为例 ,阐述了浪涌对半导体激光器的危害 ,分析了产生浪涌的原因 ,提出了多种消除浪涌危害的方法 ,并结合实施电路图说明消除浪涌危害半导体激光器的具体方法 ,对中大功率半导体激光器的工程应用 ,具有实用参考价值。 Taking the working life of a semiconductor laser under two different power supply conditions as an example, the harmful effects of surges on semiconductor lasers are expounded, the causes of surges are analyzed, and a variety of methods to eliminate the surges are proposed. Combined with the implementation of circuit diagrams The concrete method of eliminating the surge from damaging the semiconductor laser has a practical reference value for the engineering application of the medium-to-high-power semiconductor laser.