TRIACs

Use the filters and product table below to compare TRIACs components by manufacturer, availability, pricing reference and technical specifications. Review datasheets and key parameters to narrow the selection for your application.

If you already have a target part number, package, rating or quantity, send the requirement to Winsun (HK) Electronics for availability checks, BOM sourcing, shortage support and quotation assistance.

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Mfr. Part #	Availability	Price	Quantity	Datasheet	Series	Package/Case	Packaging	Product Status	Triac Type	Voltage - Off State	Current - On State (It (RMS)) (Max)	Voltage - Gate Trigger (Vgt) (Max)	Current - Non Rep. Surge 50, 60Hz (Itsm)	Current - Gate Trigger (Igt) (Max)	Current - Hold (Ih) (Max)	Configuration	Operating Temperature	Grade	Qualification	Mounting Type	Supplier Device Package
Q4008DH4TP TRIAC ALTERNISTOR 400V 8A TO252 Littelfuse Inc.	4,897	-	RFQ	Datasheet	-	TO-252-3, DPAK (2 Leads + Tab), SC-63	Tube	Active	Alternistor - Snubberless	400 V	8 A	1.3 V	80A, 85A	35 mA	35 mA	Single	-40°C ~ 125°C (TJ)	-	-	Surface Mount	TO-252 (DPAK)
Q4008VH4TP TRIAC ALTERNISTOR 400V 8A TO251 Littelfuse Inc.	5,917	-	RFQ	Datasheet	-	TO-251-3 Short Leads, IPAK, TO-251AA	Tube	Active	Alternistor - Snubberless	400 V	8 A	1.3 V	80A, 85A	35 mA	35 mA	Single	-40°C ~ 125°C (TJ)	-	-	Through Hole	TO-251 (V-Pak/I-Pak)
Q6004D4TP TRIAC 600V 4A TO252 Littelfuse Inc.	4,894	-	RFQ	Datasheet	-	TO-252-3, DPAK (2 Leads + Tab), SC-63	Tube	Active	Standard	600 V	4 A	1.3 V	46A, 55A	25 mA	30 mA	Single	-40°C ~ 125°C (TJ)	-	-	Surface Mount	TO-252 (DPAK)
2N6344AG TRIAC 600V 12A TO220AB Littelfuse Inc.	4,718	-	RFQ	Datasheet	-	TO-220-3	Box	Active	Standard	600 V	12 A	2 V	100A @ 60Hz	50 mA	40 mA	Single	-40°C ~ 125°C (TJ)	-	-	Through Hole	TO-220AB
Q4010F51 TRIAC 400V 10A TO202 Littelfuse Inc.	2,386	-	RFQ	Datasheet	-	TO-202 Long Tab	Bulk	Obsolete	Standard	400 V	10 A	2.5 V	100A, 120A	50 mA	50 mA	Single	-40°C ~ 125°C (TJ)	-	-	Through Hole	TO-202
Q2010NH5RP TRIAC ALTERNISTOR 200V 10A TO263 Littelfuse Inc.	8,881	-	RFQ	Datasheet	-	TO-263-3, D2PAK (2 Leads + Tab), TO-263AB	Tape & Reel (TR)	Obsolete	Alternistor - Snubberless	200 V	10 A	1.3 V	110A, 120A	50 mA	50 mA	Single	-40°C ~ 125°C (TJ)	-	-	Surface Mount	TO-263 (D2PAK)
Q4008RH467 TRIAC ALTERNISTOR 400V 8A TO220 Littelfuse Inc.	2,782	-	RFQ	Datasheet	-	TO-220-3	Bulk	Obsolete	Alternistor - Snubberless	400 V	8 A	1.3 V	83A, 100A	35 mA	35 mA	Single	-40°C ~ 125°C (TJ)	-	-	Through Hole	TO-220 Non-Isolated Tab
L4008D6TP TRIAC SENS GATE 400V 8A TO252 Littelfuse Inc.	8,768	-	RFQ	Datasheet	-	TO-252-3, DPAK (2 Leads + Tab), SC-63	Tube	Active	Logic - Sensitive Gate	400 V	8 A	1.3 V	65A, 85A	5 mA	10 mA	Single	-40°C ~ 110°C (TJ)	-	-	Surface Mount	TO-252 (DPAK)
L4008V6TP TRIAC SENS GATE 400V 8A TO251 Littelfuse Inc.	7,399	-	RFQ	Datasheet	-	TO-251-3 Short Leads, IPAK, TO-251AA	Tube	Active	Logic - Sensitive Gate	400 V	8 A	1.3 V	65A, 85A	5 mA	10 mA	Single	-40°C ~ 110°C (TJ)	-	-	Through Hole	TO-251 (V-Pak/I-Pak)
L6004D5TP TRIAC SENS GATE 600V 4A TO252 Littelfuse Inc.	8,692	-	RFQ	Datasheet	-	TO-252-3, DPAK (2 Leads + Tab), SC-63	Tube	Active	Logic - Sensitive Gate	600 V	4 A	1.3 V	33A, 40A	5 mA	10 mA	Single	-40°C ~ 110°C (TJ)	-	-	Surface Mount	TO-252 (DPAK)

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FREQUENTLY ASKED QUESTIONS

TRIACs FAQ

Common questions about filtering, comparing and sourcing TRIACs components.

How can I narrow the TRIACs selection?

Use the available manufacturer and technical parameter filters to reduce the product list. Compare the remaining part numbers against your electrical, package and application requirements.

Should I confirm the datasheet before selecting a part?

Yes. Always review the manufacturer datasheet to confirm ratings, package, operating conditions and other technical details before finalizing a component for your design.

Can Winsun (HK) Electronics help source a specific TRIACs part number?

Yes. Send the exact manufacturer part number and required quantity for availability, lead-time and quotation support.

Do you support BOM, shortage or alternative-part requirements?

Yes. You can submit a BOM or shortage list for sourcing assistance. Where appropriate, our team can also help review possible alternative-part options.