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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BTA202X-600D,127


Triacs Thyristor TRIAC 600V 15.4A 3-Pin (3+Tab)
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WeEn Semiconductor 622
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AUD 0.366
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T1235T-6I


STMicroelectronics Triacs Snubless logic level standard 12 A TRIACs
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STMicroelectronics 622
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AUD 0.6584
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D8025LTP


SCRs 800V 25A
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Littelfuse 621
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AUD 2.2786
Multiples of: 1

MCR100-6U


SOT89 TRIACs ROHS
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Hong Kong Chuangji 620
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AUD 0.0557
Multiples of: 10

MCR16NG


SCRs 800V 16A
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ON Semiconductor 620
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AUD 1.2556
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TOPT16-800C0,127


Triac; 800V; 16A; TO220AB; Igt: 35mA; Ifsm: 140A; Hi-Com
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WeEn Semiconductor 619
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AUD 2.02
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SK012VTP


SCRs 12A 1000V
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Littelfuse 614
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AUD 1.485
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S4008LS2TP


SCRs Sen SCR400V 8A 200UA
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Littelfuse 613
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AUD 1.8071
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MAC228A8G


Triacs Sensitive Gate
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Littelfuse 612
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AUD 1.48
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BT137-600D.127


Triac; 600V; 8A; 5/10mA; THT; sensitive gate; 4Q; tube; TO220AB
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WeEn Semiconductor 428
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AUD 0.624
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