产品品牌：长电 产品型号：MMBT3904T SemiconductorComponentsIndustries,LLC,2001October,2001–Rev.11PublicationOrderNumber:MMBT3904TT1/DMMBT3904TT1GeneralPurposeTransistorsMMBT3904TT1–NPNSiliconThistransistorisdesignedforgeneralpurposeamplifierapplications.ItishousedintheSOT–416/SC–75packagewhichisdesignedforlowpowersurfacemountapplications.