西码平板可控硅N390CH36N390CH38N450CH14N450CH16N450CH18N450CH20N450CH22N450CH24N450CH26N490CH02N490CH04N490CH06N490CH08N490CH10N490CH12N490CH14N490CH16N490CH18N490CH20N490CH22N490CH24N490CH26N510CH02N510CH04N510CH06510CH08N510CH10N510CH12N510CH14N510CH16N510CH18N510CH20N540CH02N540CH04N540CH06N540CH08N540CH10N540CH12西门康整流桥SKB25/12SKB25/16SKB30/08SKB30/12SKB30/16SK***/04SK***/12SK***/16SKD25/12SKD25/16SKD30/04SKD30/08SKD30/12SKD30/16SKD31/12SKD31/16SKD33/12SKD33/16SKD40/08SKD50/08SKD50/12)