Thyristors

A thyristor is a type of semiconductor device that acts like a switch, allowing energy to flow in one direction only. It is a three-terminal electronic device composed of four layers of alternating P-type and N-type material that can operate in four different states: off, forward blocking, reverse blocking, and forward conducting. In its off state, the thyristor does not conduct current; in its forward blocking state, it allows current to flow in the forward direction only; in its reverse blocking state, it allows current to flow in the reverse direction only; and in its forward conducting state, it allows current to flow in either the forward or reverse direction. Thyristors can be used in many applications such as power control, over-current protection, motor speed control, and lighting dimmers.
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Q4004L3TP


TRIAC Logic - Sensitive Gate 400 V 4 A Through Hole TO-220 Isolated Tab
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MCR25DG


SCRs 400V 25A
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Littelfuse 446
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Q4006LTHTP


Triacs 400V 6A 33/43V
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Littelfuse 444
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DK020LTP


SCRs 1000V 20A
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Littelfuse 444
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MAC8DG


TO-220 TRIACs ROHS
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Littelfuse 444
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AUD 1.3806
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HX26-800-T


60mA 50mA 800V 1 bidirectional thyristor TO-3P Thyristors (SCR)/Modules ROHS
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ZHHXDZ 443
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AUD 1.3414
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S8010LTP


SCRs 800V 10A
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Littelfuse 441
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S6010RS3TP


SCRs 600V 10A 500uA
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Littelfuse 438
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VS-100TPS12LHM3


SCRs RECT 1.2KV 100A SCR AUTO
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Vishay 437
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K150


SMB Diacs Trigger Diode ROHS
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ZHIDE 431
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