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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BT139B-800E.118


Triac; 800V; 16A; 10/25mA; SMD; sensitive gate; 4Q; Reel, tape; D2PAK
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WeEn Semiconductor 849
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AUD 0.8735
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BTB08-600BW3G


Triacs 8A 50mA 600V IGT 3 QUAD
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ON Semiconductor 849
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AUD 1.3348
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BT131-600D,412


Triacs 600V 1A
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WeEn Semiconductor 847
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AUD 0.1839
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SJ6016R1TP


SCRs 16A High Temp Thyristor
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Littelfuse 846
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AUD 2.3056
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BTA425Y-800CTQ


Triacs 3Q Hi-Com Triac
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WeEn Semiconductor 843
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AUD 2.4606
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LX803DE


Littelfuse Triacs 0.8A Sensitive Triacs
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Littelfuse 841
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AUD 0.361
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BT137-600.127


Triac; 600V; 8A; 70mA; TO220AB
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NXP 840
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AUD 0.6331
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BT169-23


SOT-23 TRIACs ROHS
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Kang Yang 766
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AUD 0.0338
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BT134W-800D


SOT-223 Thyristors (SCR)/Modules ROHS
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YFW Electronics 742
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AUD 0.1254
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JST41Z-800BW


Thyristors - TRIACs Two-way thyristor 800V TO-3P RoHS
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JieJie 582
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AUD 1.257
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