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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L0103NTRP


Triacs SEN TRIAC 1A 800V 3 3 3 5 mA
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Littelfuse 2553
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AUD 0.451
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BTA425X-800BTQ


Triacs 3Q Hi-Com Triac
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WeEn Semiconductor 2551
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AUD 1.0972
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BT151-500RT.127


Thyristor; 500V; 8A; 12.5A; 2mA; Package: tube; THT; TO220AB
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WeEn Semiconductor 2542
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AUD 0.616
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S6055NRP


Littelfuse SCRs 55A 600V
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Littelfuse 2538
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AUD 4.5729
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P1100SCMCLRP


Thyristor Surge Protection Devices (TSPD) 500A 90V
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Littelfuse 2537
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AUD 0.8831
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BT169H,412


SCRs Thyristor SCR 9A 3-Pin SPT
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WeEn Semiconductor 2536
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AUD 0.14
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S6006DRP


Littelfuse SCRs 6A 200uA 600V
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Littelfuse 2527
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AUD 1.2788
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S8X8ES


SCRs Sen SCR 800V .8A 200uA
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Littelfuse 2515
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AUD 0.4827
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BT131-600D


SOT-223-3L TRIACs ROHS
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Weida Semiconductor 2473
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AUD 0.0523
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K2500SRP


Diac/Sidac Thyristor 240 ~ 280V DO-214
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Littelfuse 1737
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AUD 1.0261
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