IPD50P04P4L11ATMA2 IPD50P04P4L-11-VB IPD50P04PCL-11 IPD50R1K4CE IPD50R1K4CEAUMA1 IPD50R1K4CEBTMA1 IPD50R250CP 5R250P IPD50R280CE IPD50R280CE MOS(场效应管) IPD50R280CE(SP001117680)