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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TRIAC Logic - Sensitive Gate 600 V 4 A Through Hole TO-220
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STMicroelectronics 882
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Triac; 800V; 16A; 35mA; THT; sensitive gate; 3Q, Hi-Com; tube
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WeEn Semiconductor 882
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Littelfuse SCRs 6A 800V
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Littelfuse 878
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Triacs 800V 16A 35MA TO-263 AB-3
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Littelfuse 877
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QK040K7TP


TRIAC Alternistor - Snubberless 1 kV 40 A Through Hole TO-218 Isolated Tab
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Littelfuse 874
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BTA12-800BW3G


ON Semiconductor Triacs 12A 50mA 800V IGT 3 QUAD INTERNL ISLTD
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ON Semiconductor 873
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RS0408B-SW


TO-220B TRIACs ROHS
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Haoruijia 873
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SCRs 400V .8A 5 UA Sen SCR
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Littelfuse 873
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BT169D


Thyristors - TRIACs TO-92 RoHS
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SLKORMICRO 863
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JST24E-800BW


Thyristors - TRIACs Two-way thyristor 800V TO-263-2 RoHS
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JieJie 719
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