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 TRIACs ROHS
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Weida Semiconductor 5533
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SCRs BT169H/01/TO-92/STANDARD MARKI
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MAC223A6,127


Thyristor TRIAC 400V 230A 3-Pin(3+Tab) TO-220AB Tube
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WeEn Semiconductor 737
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Littelfuse SCRs 25A 1000V
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Littelfuse 736
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BT139Q-800E


TO-263 TRIACs ROHS
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YFW Electronics 735
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AUD 0.3203
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BTA08-600BWRG


Triac; 600V; 8A; 50mA; THT; Snubberless™; tube; TO220ABIns
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STMicroelectronics 733
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Triacs 16A 50mA 600V IGT 3 QUAD
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ON Semiconductor 730
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TRIAC Standard 600 V 8 A Through Hole TO-220AB
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ON Semiconductor 728
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MCR100-6


4mA 600V 1 TO-92-3 TRIACs ROHS
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Kang Yang 552
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