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LM3488: 输入9-15V,输出12V,1A,负载为12V,0.4A风扇

Part Number: LM3488

电源输入从9V逐渐加到15V时,芯片突然烧了,设计是按照TI的WEBENCH设计的,就是电感更换了型号,电感值还是一样的,MOS管按照推荐来的