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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STMicroelectronics Triacs High temperature 10A Sensitive TRIACs
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Triacs 200V 4A Sensing 3-3-3-3mA
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SCRs 600V 10A
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Triacs 60V 16A 20mA HI TEMP TO-220AB Non-Isolate
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Triac 12A 600V Non-Isolated TO-220AB High Temp.
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Triac 16A 600V Isolated TO-220AB
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Triac 16A 1000V Isolated TO-220AB
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NTE5402


Thyristor; 100V; 0.8A; 0.2mA; THT; TO92
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Vishay Semiconductors SCRs 200 Amp ITSM
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Triacs 600V .8A Sensing 5-5-5-5mA
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