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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BTA40-800B


Triac; 800V; 40A; 50mA; THT; bulk; RD91
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STMicroelectronics 474
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AUD 12.3
Multiples of: 1

VS-40TPS12ALHM3


SCRs 35A If; 1200V Vr Low Igt 40mA Max
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Vishay 344
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AUD 1.2636
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BTB12-600BRG(UMW)


TO-220B Thyristors (SCR)/Modules ROHS
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Youtai 339
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AUD 0.2616
Multiples of: 5

Q4010LTHTP


Triacs 400V 10A 33/43V
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Littelfuse 337
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AUD 1.6926
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P1602AAL


Thyristor Surge Protection Devices - TSPD Modified TO-220 SIDACtor
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Littelfuse 333
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AUD 1.9073
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BTA16-800BW3G


Triacs 16a 50mA 800V IGT 3 QUAD INTERNL ISLTD
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Littelfuse 333
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AUD 3.82
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BTB16-800BW


50mA 50mA 800V Two-way thyristor TO-220 TRIACs ROHS
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FUXINSEMI 314
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AUD 0.3024
Multiples of: 1

BT155K-1200TQ


Thyristor; 1.2kV; 50A; 79A; 50mA; Package: tube; THT; TO3P
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WeEn Semiconductor 291
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AUD 3.36
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BT131W-600,135


Triacs TAPE13 TRIAC
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WeEn Semiconductor 245
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AUD 0.2279
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P3100SC-MS


SMB Thyristor Surge Suppressors (TSS) ROHS
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MSKSEMI 106
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AUD 0.1041
Multiples of: 10

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