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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SOT-223-4 TRIACs ROHS
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WeEn Semiconductor 20591
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Z0109NN,135


NXP Semiconductors Triacs 800V 1A
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NXP 19679
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P1100SCLRP


Thyristor Surge Protection Devices (TSPD) 500A 90V
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Littelfuse 19463
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X0202MA 1BA2


SCRs 1.25 Amp 600 Volt
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STMicroelectronics 19400
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T405-800B-TR


Triacs 4.0 Amp 800 Volt
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STMicroelectronics 19400
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NP3100SBT3G


Thyristor Surge Protection Devices - TSPD 80A 310V TSPD SMB
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ON Semiconductor 19400
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T3050H-6G-TR


Triacs High-temperature 30A Triacs
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STMicroelectronics 19400
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ACT108W-600E,135


Triacs 600V 8.8A 4-Pin 3 QUADRANT TRIACS
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NXP 19330
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BTA12-600BRG


Triac; 600V; 12A; 50mA; THT; tube; TO220ABIns
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STMicroelectronics 19012
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TISP4030H1BJR-S


Thyristor Surge Protection Devices - TSPD 15V(DRM)500A(IPP) 30V(BO)
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Bourns 8817
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