450V560UF电子元件 全新螺丝脚电解电容器 450VDC YADACON 雅达康
Eachworkingcycleofthefull-bridgeinverterisdividedintofourperiods,respectively,whicharet1t2t3k4.Itsworkingprincipleisasfollows:K1k4oninT1period,***turn-offcurrentdirection:positiveelectrodeK1t/c1k4k4k2,andsoon,anditsworkingprincipleisasfollows:K1k4k4k2,K1k4k2,k1k4k2,k1k4k2.K3turnoffnocurrentT1K4turnoff,K2NK3conductioncurrentdirection:positiveelectrodeK2c1tK3groundT4periodk1k4***turnoff)