一、概述“电源是计算机的心脏,”这句话相当准确地说明了电源的重要性。然而电源技术无论在国外还是在国内,都没有得到应有的重视。虽然电源从电子管到半导体集成电路,朝着功率大、体积小、重量轻、性能完善的方向有所发 First, an overview of “power is the heart of the computer,” a very accurate statement of the importance of the power supply. However, power technologies have not gained the attention they deserve, either abroad or in China. Although the power from the tube to the semiconductor integrated circuits, toward the power, small size, light weight, perfect performance direction issued