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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SK040RTP


SCRs 1000V 40A SCR TO220
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Littelfuse 1815
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AUD 4.3843
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S802ECSAP


SCRs POWER THYRISTOR DISCRETE
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Littelfuse 1814
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ES0080RAC


SMA Semiconductor Discharge Tubes (TSS) ROHS
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ElecSuper 1804
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BT131-800T


SOT-223-3L TRIACs ROHS
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Weida Semiconductor 1804
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AUD 0.0613
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P1500SALRP


Thyristor Surge Protection Devices (TSPD) 50A 140V
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Littelfuse 1792
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AUD 0.6521
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97A8


800V 1 SOT-23-3L TRIACs ROHS
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Weida Semiconductor 1784
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AUD 0.0341
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S6X8TSRP


Littelfuse SCRs Sen SCR 600V .8A 200uA
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Littelfuse 1776
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AUD 0.3913
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MCR100-8-89


SOT-89-3L Thyristors (SCR)/Modules ROHS
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Weida Semiconductor 1775
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AUD 0.0444
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BT169D.112


Thyristor; 400V; 800mA; 9A; TO92; Package: in bulk
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NXP 1231
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AUD 0.408
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BT169D.112


Thyristor; 400V; 500mA; 0.8A; 50mA; Package: bulk; THT; TO92
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WeEn Semiconductor 1231
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AUD 0.408
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