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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SMB Diacs Trigger Diode ROHS
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Triacs THY 15A 800V TRIAC
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Littelfuse 309
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BT131-800D,112


Triacs Thyristor TRIAC 800V 13.7A 3-Pin
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WeEn Semiconductor 308
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STMicroelectronics Triacs 6.0 Amp 400 Volt
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Triacs 8.0 Amp 400 Volt
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STMicroelectronics 303
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TO-220 Thyristors (SCR)/Modules ROHS
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Minos 300
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BTA312Y-600C.127


Triac; 600V; 12A; 35mA; THT; sensitive gate; 3Q, Hi-Com; tube
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Triac; 800V; 16A; TO220AB; Igt: 5mA; Ufmax: 1.6V
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Luguang 296
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50mA 50mA 800V Two-way thyristor TO-220 TRIACs ROHS
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FUXINSEMI 289
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