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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EC103D1,412


SCRs Thyristor SCR 400V 9A 3-Pin SPT
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WeEn Semiconductor 1264
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AUD 0.1503
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T635T-8T


TRIAC Alternistor - Snubberless 800 V 6 A Through Hole TO-220
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STMicroelectronics 1261
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AUD 0.5646
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BTA204S-600B,118


Thyristors - TRIACs Two-way thyristor 600V TO-252-3 RoHS
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WeEn Semiconductor 1260
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AUD 0.5065
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BT151S-500L.118


Thyristor; 500V; 7.5A; 12A; 5mA; Package: Reel, tape; SMD; DPAK
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WeEn Semiconductor 1257
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AUD 0.6156
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BT137S-800E


20mA 10mA 800V Two-way thyristor TO-252 TRIACs ROHS
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FUXINSEMI 1256
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AUD 0.1088
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TB3100H-13-F


Thyristor Surge Protection Devices (TSPD) 275V 100A
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Diodes Incorporated 1256
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AUD 0.8007
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BT151D-800


TO-252 TRIACs ROHS
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YFW Electronics 1246
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AUD 0.1779
Multiples of: 5

BT136X-600E


Triac; 600V; 4A; 10/25mA; THT; bulk; TO220FP; Ifsm:25A
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CDIL 1229
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AUD 0.3584
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BTA316-800E.127


Thyristors - TRIACs Two-way thyristor 800V TO-220-3 RoHS
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WeEn Semiconductor 1204
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AUD 0.9656
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BT137X-800.127


Triac; 800V; 8A; 70mA; TO220ISO
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NXP 678
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AUD 0.665
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