IC快速检索：
型号 / 厂家，封装，批号，备注，订购
BC557BAMMO / PHI,全新,06/07+,010-62104891 订购 PDF文档
BC557BD/C00 / PHI,全新,06/07+,010-62104891 订购 PDF文档
BC557BD/C95 / TOS,全新,06/07+,010-62104891 订购 PDF文档
BC557BD/C96 / MOT,全新,06/07+,010-62104891 订购 PDF文档
BC557BD/C97 / SMG,全新,06/07+,010-62104891 订购 PDF文档
BC557BD/C99 / PHI,全新,06/07+,010-62104891 订购 PDF文档
BC557BGBOX / ONS,,05+,原厂全新现货 订购 PDF文档