可控硅，是可控硅整流元件的简称，是一种具有三个PN 结的四层结构的大功率半导体器件，亦称为晶闸管。
具有体积小、结构相对简单、功能强等特点，是比较常用的半导体器件之一。
该器件被广泛应用于各种电子设备和电子产品中，多用来作可控整流、逆变、变频、调压、无触点开关等。
家用电器中的调光灯、调速风扇、空调机、电视机、电冰箱、洗衣机、照相机、
组合音响、声光电路、定时控制器、玩具装置、无线电遥控、摄像机及工业控制等都大量使用了可控硅器件。
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KX162VF420
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P1063CH60
P1063CH65
KX142EC450
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KX142EC520
KX094FC450
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UFT14040
UFTUFT10040
UFTMBR200100R
MBR20080R MBR20060R
MBR20045R MBR20040R
MBR20035R MBR120100R
MBR12080R MBR12060
MBR12045R MBR12040R
MBR12035R FST20045
FSTFST160100
FSTMBR600100CT
MBR60080CT MBR60060CT
MBR60040CT MBR60020CT
MBR500100CT MBR50080CT
MBR50060CT MBR50040CT
MBR50020CT MBR400100CT
MBR40080CT MBR40060CT
MBR40045CT MBR40040CT
MBR300100CT MBR30080CT
MBR30060CT MBR30045CT
MBR30040CT MBR30035CT
MBR30020CT MBR200100CT