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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BT138-600,127


Triacs RAIL TRIAC
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NXP 8548
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SCRs 190VDRM 250 VBO Bi-Directional
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Bourns 8513
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SCRs 400v Sc-73 Scr Sens Gate
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NXP 8497
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TIC246M-S


Thyristor TRIAC 600V 125A 3-Pin(3+Tab) TO-220
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Bourns 8431
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BT137X-600E,127


Triacs RAIL TRIAC
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NXP 8401
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BT169D/DG,126


SCRs SILICON CONTROLLED RECTIFIERS
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WeEn Semiconductor 8395
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BT151-800R,127


SCRs RAIL SCR
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NXP 8317
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Triacs 800 V 1 A TO92
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NXP 8260
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BTB16-800CWRG


Triac; 800V; 16A; 35mA; THT; Snubberless™; tube; TO220AB
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STMicroelectronics 8136
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BTA16-800B


Thyristors - TRIACs Two-way thyristor 800V TO-220 RoHS
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SLKORMICRO 5364
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