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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Littelfuse Triacs Altnstr 400V 25A Iso 80-80-80 mA
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Littelfuse 668
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Triacs 400V 4A 10-10-10mA
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Littelfuse 667
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Triacs Triacs
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ON Semiconductor 662
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Triacs 400V 8A
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Littelfuse 662
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MCR16


800V 1 SOT-23-3L TRIACs ROHS
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Weida Semiconductor 659
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MAC15A8G


Triacs Triacs
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Littelfuse 656
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TCR22-6


Littelfuse SCRs 1.5A 200uA 400V Sensing
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Littelfuse 654
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BTA16-800B


Triac; 800V; 16A; 50/70mA; THT; bulk; TO220-3
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CDIL 484
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TO-3T Thyristors (SCR)/Modules ROHS
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JSMSEMI 319
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25V 25mA 6.5V 5uA SMA(DO-214AC) Thyristor Surge Suppressors (TSS) ROHS
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WPMtek 281
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