西门康可控硅SKKH500/12ESKKH500/16ESKKH570/12ESKKH570/16ESKKL15/12ESKKL15/16ESKKL20/12ESKKL20/16ESKKL26/12ESKKL26/16ESKKL27/12ESKKL27/16ESKKL41/12ESKKL41/16ESKKL42/12ESKKL42/16E欧派克可控硅T4301N24TOFT4301N26TOFT4301N28TOFT4301N29TOFT4771N22TOFT4771N24TOFT4771N26TOFT4771N28TOFT4771N29TOFT379N36TOFT379N38TOF)