triac,

symmetrical multilayer switching devices triac
6smd triac 5kv optoisolator moc3020s
0 200w triac light controller dimmer smart home modified switch
tlp3052(s c f)┏optoisolator 5kv triac 6dip 5l
兼容triac调光和wifi调光的调光电源及其调光方法pdf