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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BTA216B-600D-JSM


TO-263 Thyristors (SCR)/Modules ROHS
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JSMSEMI 935
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AUD 0.4224
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BTA12-600CW3G


Triacs 12A 35mA 600V IGT 3 QUAD INTERNL ISLTD
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ON Semiconductor 378
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AUD 2.64
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2N6344AG


TRIAC Standard 600 V 12 A Through Hole TO-220AB
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ON Semiconductor 376
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AUD 1.4426
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P1100SDLRP


Thyristor Surge Protection Devices - TSPD 1000A 90V
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Littelfuse 375
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AUD 0.9099
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QJ6025LH6TP


Triacs 60V 25A 80mA HI TEMP TO-220AB Isolated
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Littelfuse 375
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AUD 3.6864
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Q6025LH5TP


Littelfuse Triacs 600V 25A 50-50-50mA
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Littelfuse 374
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AUD 2.9543
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Q4012NH5RP


TRIAC Alternistor - Snubberless 400 V 12 A Surface Mount TO-263 (D2Pak)
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Littelfuse 372
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AUD 2.1843
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BTA80-1200BWRG


TO-3T Thyristors (SCR)/Modules ROHS
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JSMSEMI 355
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AUD 3.6239
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BT131


5mA 600V 1 TO-92-3 TRIACs ROHS
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Kang Yang 349
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AUD 0.039
Multiples of: 10

BT169


SOT-89 TRIACs ROHS
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YFW Electronics 344
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AUD 0.0798
Multiples of: 5

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