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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TO-252-4R TRIACs ROHS
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Weida Semiconductor 4302
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Triac; 600V; 8A; 50mA; THT; tube; TO220ABIns
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SCRs POWER THYRISTOR DISCRETE
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Thyristors - TRIACs Two-way thyristor 800V DPAK RoHS
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WeEn Semiconductor 2064
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P2300SCLRP


Thyristor Surge Protection Devices (TSPD) 500A 190V
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TRIAC Logic - Sensitive Gate 800 V 800 mA Surface Mount SC-73
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STMicroelectronics 1978
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ACST210-8BTR


Triac; 800V; 2A; 10mA; SMD; Reel, tape; DPAK
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