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西瑪可控硅晶閘管N570CH32 N1314NC320
西瑪可控硅晶閘管N570CH32N1314NC320工作條件編輯晶閘管的工作條件:1.晶閘管承受反向陽極電壓時,不管門極承受何種電壓,晶閘管
2021-03-05
西瑪可控硅晶閘管N570CH34 N1314NC340
西瑪可控硅晶閘管N570CH34N1314NC340工作過程編輯晶閘管是四層三端器件,它有J1、J2、J3三個PN結圖1,可以把它中間的NP分成兩部
2021-03-05
西瑪可控硅晶閘管N570CH36 N1314NC360
西瑪可控硅晶閘管N570CH36N1314NC360若門極電流為Ig,則晶閘管陰極電流為Ik=Ia+Ig從而可以得出晶閘管陽極電流為:I=(Ic0+Iga2)/(
2021-03-05
西瑪可控硅晶閘管N680CH20 N1588NS200
西瑪可控硅晶閘管N680CH20N1588NS200在晶閘管導通后,如果不斷的減小電源電壓或增大回路電阻,使陽極電流Ia減小到維持電流IH以下
2021-03-05
西瑪可控硅晶閘管N680CH22 N1588NS220
西瑪可控硅晶閘管N680CH22N1588NS220盡管GTO與SCR的觸發導通原理相同,但二者的關斷原理及關斷方式截然不同。這是由于普通晶閘管
2021-03-05
西瑪可控硅晶閘管N680CH24 N1588NS240
西瑪可控硅晶閘管N680CH24N1588NS240βoff一般為幾倍至幾十倍。βoff值愈大,說明門極電流對陽極電流的控制能力愈強。很顯然,β
2021-03-05
西瑪可控硅晶閘管N680CH26 N1588NS260
西瑪可控硅晶閘管N680CH26N1588NS260下面分別介紹利用萬用表判定GTO電極、檢查GTO的觸發能力和關斷能力、估測關斷增益βoff的方
2021-03-05
西瑪可控硅晶閘管N740CH12 N2046NS120
西瑪可控硅晶閘管N740CH12N2046NS120下面分別介紹利用萬用表判定GTO電極、檢查GTO的觸發能力和關斷能力、估測關斷增益βoff的方
2021-03-05
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