W5139TJ480平板可控硅模块

原装可控硅/晶闸管W5139TE450 W5139TE480 W5139TJ420 W5139TJ450

供应W5130MK280 W5139TJ420 W5139TJ480英国可控硅晶闸管全新

西玛晶闸管模块W5139TJ420 W5139TJ480 W5139TE420 W5139TE480

二极管W5139TJ420/480/W5139TE42