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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BT134-800E


800V 1 TO-252 TRIACs ROHS
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Weida Semiconductor 2284
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AUD 0.069
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SJ6006DS2RP


SCRs 600V 6A 0.2mA TO252 High Temp 150c SCRs
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Littelfuse 1397
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AUD 1.2977
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L4N3RP


TRIAC Logic - Sensitive Gate 400 V 1 A Surface Mount Compak
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Littelfuse 1396
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AUD 0.2776
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BT137-600D.127


Triac; 600V; 8A; 5/10mA; THT; sensitive gate; 4Q; tube; TO220AB
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WeEn Semiconductor 1394
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AUD 0.6
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Q6012LTH1LEDTP


TRIAC Internally Triggered 600 V 12 A Through Hole TO-220 Isolated Tab
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Littelfuse 1390
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AUD 2.1686
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S4X8ES2


Littelfuse SCRs Sen SCR 400V .8A 50uA
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Littelfuse 1367
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AUD 0.3771
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BT134S-600E


TO-252 Thyristors (SCR)/Modules ROHS
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Minos 1358
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AUD 0.0682
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Q6012LH1LEDTP


TRIAC Alternistor - Snubberless 600 V 12 A Through Hole TO-220 Isolated Tab
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Littelfuse 1357
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T1235-800G-TR


Triacs 12 Amp 800 Volt
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STMicroelectronics 1357
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AUD 0.852
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L6004V3TP


TRIAC Logic - Sensitive Gate 600 V 4 A Through Hole TO-251AA
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Littelfuse 473
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AUD 1.6339
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