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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SCRs 30 Amp Standard SCR - TO-263
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NXP 341
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CS30-12io1


Thyristor; 1.2kV; 30A; 47A; 55mA; Package: tube; THT; TO247AD
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IXYS 340
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Triacs Snubberless Logic Standard 8A Triac
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STMicroelectronics 340
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BTA408X-1000C0TQ


Triacs BTA408X-1000C0TQ/TO-220F/STANDARD MARKING * HORIZONTAL, RAIL PACK
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Littelfuse 340
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BTA06-600BWRG


Triac; 600V; 6A; 50mA; THT; Snubberless™; tube; TO220ABIns
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STMicroelectronics 328
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Triacs THY 10A 800V TRIAC
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