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全新IRF740STRR IRF740STRL IRF740SPBF IRF740PBF- IRF740NPBF
贴片直插IRF720STRL IRF730STRR IRF7342PBF IRF740STRL
IRF740S2515/IRF740SPBF/IRF740STRL
IRF740S2515 IRF740SPBF IRF740STRL