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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Q6004L4TP


Triacs Triac 600V 4A 25-25-25 mA
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Littelfuse 1012
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AUD 2.1371
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CIS8008L


TO-220 TRIACs ROHS
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Tokmas 1008
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AUD 0.1641
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BTA20-600BW


Triac; 600V; 20A; TO220AB; Igt: 50mA; Ufmax: 1.65V
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Luguang 999
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SCRs 0.8 Amp Sensitive SCR
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Littelfuse 998
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AUD 0.425
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BT138B-600.118


Thyristors - TRIACs Two-way thyristor 600V TO-263-3 RoHS
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WeEn Semiconductor 998
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AUD 0.81
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BT134W-600E,115


Thyristors - TRIACs Two-way thyristor 600V SOT-223 RoHS
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WeEn Semiconductor 998
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BT134-600D,127


BT134-600D/SIP3/STANDARD MARKI
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WeEn Semiconductor 994
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BT139X-600F/DG,127


TO-220 TRIACs ROHS
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WeEn Semiconductor 994
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AUD 0.6914
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BTA225-600B,127


Triac; 600V; 25A; TO220AB; Igt: 50mA; Ifsm: 190A; 3Q,Hi-Com
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WeEn Semiconductor 994
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MAC212A10G


TRIAC Standard 800 V 12 A Through Hole TO-220AB
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ON Semiconductor 963
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