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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BT168E,112


SCRs BULK
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NXP 19254
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SCRs THY .8A 200V SCR
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ON Semiconductor 19106
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BTB16-600SWRG


Triac; 600V; 16A; 10mA; THT; logic level; tube; TO220AB
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STMicroelectronics 18963
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K2500E70


Littelfuse Sidacs 250V
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Littelfuse 18757
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TISP4030L1AJR-S


Thyristor Surge Protection Devices - TSPD Very Low Voltage Bidirectional
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Bourns 18717
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Z0103MA,412


NXP Semiconductors Triacs BULKSL TRIAC
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NXP 18362
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Z0107MN,135


Triacs 600V 1A
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NXP 18287
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Triacs 4.0 Amp 400 Volt
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STMicroelectronics 18238
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Littelfuse SCRs Sen SCR 800V .8A 200 uA
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Littelfuse 17777
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Z0107MN,135


Thyristors - TRIACs Two-way thyristor 600V SOT-223 RoHS
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WeEn Semiconductor 8820
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