应用功能:开关降压稳压器集成电路-美国国家半导体公司(nATIONal)公司出品 The LM2575 series of regulators are monolithic integrated circuits that provide all the acTIve functions for a step-down (buck) switching regulator, capable of driving a 1A load with excellent line and load regulation. These devices are available in fixed output voltages of 3.3V, 5V, 12V, 15V