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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Triacs 600V 1A
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Triacs 4.0 Amp 400 Volt
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Thyristors - TRIACs Two-way thyristor 600V SOT-223 RoHS
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Littelfuse SCRs Sen SCR 800V .8A 200 uA
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SCRs 400V .8A 50uA Sensing
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ON Semiconductor Triacs THY 4A 600V TRIAC
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SCRs TAPE13 THY-GP
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SCRs 600V 1A SOT223
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NXP 4307
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NXP 712
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