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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TS820-600B


STMicroelectronics SCRs 8.0 Amp 600 Volt
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STMicroelectronics 339
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AUD 0.5412
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BT148-600R,127


SOT-82-3 TRIACs ROHS
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WeEn Semiconductor 339
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AUD 0.5579
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BTB12-600BRG(UMW)


TO-220B Thyristors (SCR)/Modules ROHS
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Youtai 339
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AUD 0.2693
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MAC12SNG


Triacs THY 12A 800V TRIAC
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ON Semiconductor 337
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AUD 1.3397
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Q4010LTHTP


Triacs 400V 10A 33/43V
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Littelfuse 337
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AUD 1.6342
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Q6025R5TP


Triacs 600V 25A Triac 50-50-50 mA TO220
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Littelfuse 336
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AUD 2.6493
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BTA204W-600B.135


Triac; 600V; 1A; 50mA; SMD; 3Q, Hi-Com; Reel, tape; SOT223; Ifsm:11A
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WeEn Semiconductor 334
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AUD 0.4764
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T3035H-6I


Triac; 600V; 30A; 35mA; THT; high temperature; Snubberless™; tube
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STMicroelectronics 248
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AUD 1.3588
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K1100G


Sidacs 110V
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Littelfuse 142
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AUD 0.9703
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BTA216X-800B.127


Triac; 800V; 16A; 50mA; THT; sensitive gate; 3Q, Hi-Com; tube
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WeEn Semiconductor 129
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AUD 0.9899
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