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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BT169D.112


Thyristor; 400V; 800mA; 9A; TO92; Package: in bulk
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NXP 5849
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AUD 0.4639
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BT169D.112


Thyristor; 400V; 500mA; 0.8A; 50mA; Package: bulk; THT; TO92
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WeEn Semiconductor 5849
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AUD 0.4358
Multiples of: 1

BTA208S-600B


Triac; 600V; 8A; 50mA; SMD; sensitive gate; 3Q, Hi-Com; Reel, tape
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WeEn Semiconductor 2449
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AUD 0.6896
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S4X8TSRP


SCRs 0.8 Amp Sensitive SCR
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Littelfuse 998
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AUD 0.425
Multiples of: 1

BTA316Y-800BTQ


Triac; 800V; 16A; 50mA; THT; high temperature, sensitive gate; tube
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WeEn Semiconductor 997
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AUD 0.9228
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BT138X-800.127


Triac; 800V; 12A; 35/70mA; THT; sensitive gate; 4Q; tube; TO220FP
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WeEn Semiconductor 993
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AUD 0.7056
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2N6404G


SCRs 600V 16A
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ON Semiconductor 985
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AUD 1.6746
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TMG25C60F


Triacs Triacs 25 Amp 600 Volt
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Sanrex 978
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AUD 3.3943
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S6016NRP


TO-263 TRIACs ROHS
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Littelfuse 974
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AUD 2.2153
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BT137


TO-252 TRIACs ROHS
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Juxing Electronic Technology 931
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AUD 0.1076
Multiples of: 5

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