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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Thyristor Surge Protection Devices - TSPD 105V 500A DO214 2L SIDACtor Uni
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Littelfuse 4025
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AUD 1.0316
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ACS108-6SA-AP


Triacs Transient Vltg Protected AC Switch
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STMicroelectronics 4019
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AUD 0.2734
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P1800SALRP


Thyristor Surge Protection Devices (TSPD) 50A 170V
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Littelfuse 4015
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AUD 0.6836
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BTA316X-800C,127


Triacs RAIL-THYR AND TRIACS
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NXP 4009
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AUD 0.8344
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S4004DS2RP


Littelfuse SCRs 4A 200uA 400V Sensing
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Littelfuse 4005
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AUD 1.0623
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BTA208X-1000B,127


Triacs 1000V 8A
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NXP 3986
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AUD 0.671
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BT137S-800G,118


Triacs TAPE13 TRIAC
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WeEn Semiconductor 3985
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AUD 0.1257
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BT145-800R,127


SCRs 25A 800V
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NXP 3976
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AUD 1.3597
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P0900SALRP


Thyristor Surge Protection Devices (TSPD) 50A 75V
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Littelfuse 3969
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AUD 0.7758
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BT134-800D


SOT-223-3L TRIACs ROHS
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Weida Semiconductor 3957
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AUD 0.0604
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