供应西门康IGBT/西门康模块SKM200GAR173D供应西门康igbt SKM145GB063DN供应西门康igbt SKM145GB063DN IGBT(Insulated Gate Bipolar Transistor),绝缘栅双极型晶体管,是由BJT(双极型三极管)和MOS(绝缘栅型场效应管)