SSM6N48FU,LF SSM6N48FU,LF(T SSM6N48FU,RASUSF SSM6N48FU,RF SSM6N48FU,RF(D SSM6N48FU.RF SSM6N48FULF SSM6N48FURF SSM6N55NU SSM6N55NU MOS(场效应管)