TRIAC Triode For Alternating Current (TRIAC) 203

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Part	Manufacturer	Trigger Device Type	Package Style (Meter)	Surface Mount	Terminal Position	Configuration	Case Connection	Maximum On-state Voltage	Package Body Material	Maximum DC Gate Trigger Current	Non Repetitive Peak On-state Current	Terminal Form	Package Shape	Maximum On-state Current	No. of Elements	Maximum Leakage Current	Repetitive Peak Reverse Voltage	Maximum Repetitive Peak Off-state Leakage Current	No. of Terminals	Sub-Category	Maximum Operating Temperature	Minimum Operating Temperature	Terminal Finish	Maximum RMS On-state Current	JESD-30 Code	Moisture Sensitivity Level (MSL)	Maximum DC Gate Trigger Voltage	Qualification	Repetitive Peak Off-state Voltage	Minimum Critical Rate of Rise of Commutation Voltage	Minimum Critical Rate of Rise of Off-state Voltage	Maximum Holding Current	Additional Features	JEDEC-95 Code	JESD-609 Code	Maximum Time At Peak Reflow Temperature (s)	Peak Reflow Temperature (C)	Reference Standard
Q6025N5RP	Littelfuse	TRIAC	SMALL OUTLINE	YES	SINGLE	SINGLE	MAIN TERMINAL 2		PLASTIC/EPOXY	50 mA		GULL WING	RECTANGULAR		1				2	TRIACs	125 Cel	-40 Cel	MATTE TIN	25 A	R-PSSO-G2		1.3 V	Not Qualified	600 V	5 V/us	225 V/us	100 mA	HIGH RELIABILITY	TO-263AB	e3	40	260
Q6025N5TP	Littelfuse	TRIAC	SMALL OUTLINE	YES	SINGLE	SINGLE	MAIN TERMINAL 2		PLASTIC/EPOXY	50 mA		GULL WING	RECTANGULAR		1				2	TRIACs	125 Cel	-40 Cel	MATTE TIN	25 A	R-PSSO-G2		1.3 V	Not Qualified	600 V	5 V/us	225 V/us	100 mA	HIGH RELIABILITY	TO-263AB	e3	40	260
Q8004D4TP	Littelfuse	TRIAC	SMALL OUTLINE	YES	SINGLE	SINGLE	MAIN TERMINAL 2	1.6 V	PLASTIC/EPOXY	25 mA		GULL WING	RECTANGULAR		1	2 mA	800 V	2000 uA	2		125 Cel	-40 Cel	MATTE TIN	4 A	R-PSSO-G2		1.3 V	Not Qualified	800 V	40 V/us		30 mA		TO-252AA	e3	40	260	UL RECOGNIZED
Q8004L4TP	Littelfuse	TRIAC	FLANGE MOUNT	NO	SINGLE	SINGLE	ISOLATED	1.6 V	PLASTIC/EPOXY	25 mA		THROUGH-HOLE	RECTANGULAR		1	2 mA	800 V	2000 uA	3		125 Cel	-40 Cel	MATTE TIN	4 A	R-PSFM-T3	2	1.3 V	Not Qualified	800 V	40 V/us		30 mA		TO-220AB	e3	10	260	UL RECOGNIZED
Q8004V4TP	Littelfuse	TRIAC	IN-LINE	NO	SINGLE	SINGLE	MAIN TERMINAL 2	1.6 V	PLASTIC/EPOXY	25 mA		THROUGH-HOLE	RECTANGULAR		1	2 mA	800 V	2000 uA	3		125 Cel	-40 Cel	MATTE TIN	4 A	R-PSIP-T3		1.3 V	Not Qualified	800 V	40 V/us		30 mA		TO-251AA	e3	40	260	UL RECOGNIZED
Q8006L5TP	Littelfuse	TRIAC	FLANGE MOUNT	NO	SINGLE	SINGLE	ISOLATED		PLASTIC/EPOXY	75 mA		THROUGH-HOLE	RECTANGULAR		1	2 mA			3	TRIACs	125 Cel	-40 Cel	Matte Tin (Sn)	6 A	R-PSFM-T3	2	1.3 V	Not Qualified	800 V		85 V/us	50 mA		TO-220AB	e3	10	260	UL RECOGNIZED
Q8006N5RP	Littelfuse	TRIAC	SMALL OUTLINE	YES	SINGLE	SINGLE	MAIN TERMINAL 2		PLASTIC/EPOXY	75 mA		GULL WING	RECTANGULAR		1	2 mA			2	TRIACs	125 Cel	-40 Cel	MATTE TIN	6 A	R-PSSO-G2		1.3 V	Not Qualified	800 V		85 V/us	50 mA	HIGH RELIABILITY	TO-263AB	e3	40	260
Q8006N5TP	Littelfuse	TRIAC	SMALL OUTLINE	YES	SINGLE	SINGLE	MAIN TERMINAL 2		PLASTIC/EPOXY	75 mA		GULL WING	RECTANGULAR		1	2 mA			2	TRIACs	125 Cel	-40 Cel	MATTE TIN	6 A	R-PSSO-G2		1.3 V	Not Qualified	800 V		85 V/us	50 mA	HIGH RELIABILITY	TO-263AB	e3	40	260
Q8006R5TP	Littelfuse	TRIAC	FLANGE MOUNT	NO	SINGLE	SINGLE	MAIN TERMINAL 2		PLASTIC/EPOXY	75 mA		THROUGH-HOLE	RECTANGULAR		1	2 mA			3	TRIACs	125 Cel	-40 Cel	Matte Tin (Sn)	6 A	R-PSFM-T3		1.3 V	Not Qualified	800 V		85 V/us	50 mA	HIGH RELIABILITY	TO-220AB	e3	40	260
Q8008L5TP	Littelfuse	TRIAC	FLANGE MOUNT	NO	SINGLE	SINGLE	ISOLATED		PLASTIC/EPOXY	50 mA		THROUGH-HOLE	RECTANGULAR		1	2 mA			3	TRIACs	125 Cel	-40 Cel	MATTE TIN	8 A	R-PSFM-T3	2	1.3 V	Not Qualified	800 V		100 V/us	50 mA	HIGH RELIABILITY	TO-220AB	e3	10	260
Q8008N5TP	Littelfuse	TRIAC	SMALL OUTLINE	YES	SINGLE	SINGLE	MAIN TERMINAL 2		PLASTIC/EPOXY	50 mA		GULL WING	RECTANGULAR		1	2 mA			2	TRIACs	125 Cel	-40 Cel	MATTE TIN	8 A	R-PSSO-G2		1.3 V	Not Qualified	800 V		100 V/us	50 mA	HIGH RELIABILITY	TO-263AB	e3	40	260
Q8008R5TP	Littelfuse	TRIAC	FLANGE MOUNT	NO	SINGLE	SINGLE	MAIN TERMINAL 2		PLASTIC/EPOXY	50 mA		THROUGH-HOLE	RECTANGULAR		1	2 mA			3	TRIACs	125 Cel	-40 Cel	Matte Tin (Sn)	8 A	R-PSFM-T3		1.3 V	Not Qualified	800 V		100 V/us	50 mA	HIGH RELIABILITY	TO-220AB	e3	40	260
Q8010L4TP	Littelfuse	TRIAC	FLANGE MOUNT	NO	SINGLE	SINGLE	ISOLATED		PLASTIC/EPOXY	50 mA		THROUGH-HOLE	RECTANGULAR		1	2 mA			3	TRIACs	125 Cel	-40 Cel	Matte Tin (Sn)	10 A	R-PSFM-T3	2	1.3 V	Not Qualified	800 V		75 V/us	35 mA	HIGH RELIABILITY	TO-220AB	e3	10	260
Q8010N4RP	Littelfuse	TRIAC	SMALL OUTLINE	YES	SINGLE	SINGLE	MAIN TERMINAL 2		PLASTIC/EPOXY	50 mA		GULL WING	RECTANGULAR		1	2 mA			2	TRIACs	125 Cel	-40 Cel	MATTE TIN	10 A	R-PSSO-G2		1.3 V	Not Qualified	800 V		75 V/us	35 mA	HIGH RELIABILITY	TO-263AB	e3	40	260
Q8010N4TP	Littelfuse	TRIAC	SMALL OUTLINE	YES	SINGLE	SINGLE	MAIN TERMINAL 2		PLASTIC/EPOXY	50 mA		GULL WING	RECTANGULAR		1	2 mA			2	TRIACs	125 Cel	-40 Cel	MATTE TIN	10 A	R-PSSO-G2		1.3 V	Not Qualified	800 V		75 V/us	35 mA	HIGH RELIABILITY	TO-263AB	e3	40	260
Q8010N5RP	Littelfuse	TRIAC	SMALL OUTLINE	YES	SINGLE	SINGLE	MAIN TERMINAL 2		PLASTIC/EPOXY	50 mA		GULL WING	RECTANGULAR		1	2 mA			2	TRIACs	125 Cel	-40 Cel	MATTE TIN	10 A	R-PSSO-G2		1.3 V	Not Qualified	800 V		175 V/us	50 mA	HIGH RELIABILITY	TO-263AB	e3	40	260
Q8010N5TP	Littelfuse	TRIAC	SMALL OUTLINE	YES	SINGLE	SINGLE	MAIN TERMINAL 2		PLASTIC/EPOXY	50 mA		GULL WING	RECTANGULAR		1	2 mA			2	TRIACs	125 Cel	-40 Cel	MATTE TIN	10 A	R-PSSO-G2		1.3 V	Not Qualified	800 V		175 V/us	50 mA	HIGH RELIABILITY	TO-263AB	e3	40	260
Q8010R4TP	Littelfuse	TRIAC	FLANGE MOUNT	NO	SINGLE	SINGLE	MAIN TERMINAL 2		PLASTIC/EPOXY	50 mA		THROUGH-HOLE	RECTANGULAR		1	2 mA			3	TRIACs	125 Cel	-40 Cel	Matte Tin (Sn)	10 A	R-PSFM-T3		1.3 V	Not Qualified	800 V		75 V/us	35 mA	HIGH RELIABILITY	TO-220AB	e3	40	260
Q8010R5TP	Littelfuse	TRIAC	FLANGE MOUNT	NO	SINGLE	SINGLE	MAIN TERMINAL 2		PLASTIC/EPOXY	50 mA		THROUGH-HOLE	RECTANGULAR		1	2 mA			3	TRIACs	125 Cel	-40 Cel	MATTE TIN	10 A	R-PSFM-T3		1.3 V	Not Qualified	800 V		175 V/us	50 mA	HIGH RELIABILITY	TO-220AB	e3	40	260
Q8025N5RP	Littelfuse	TRIAC	SMALL OUTLINE	YES	SINGLE	SINGLE	MAIN TERMINAL 2		PLASTIC/EPOXY	50 mA		GULL WING	RECTANGULAR		1				2	TRIACs	125 Cel	-40 Cel	MATTE TIN	25 A	R-PSSO-G2		1.3 V	Not Qualified	800 V	5 V/us	200 V/us	100 mA	HIGH RELIABILITY	TO-263AB	e3	40	260
Q8025N5TP	Littelfuse	TRIAC	SMALL OUTLINE	YES	SINGLE	SINGLE	MAIN TERMINAL 2		PLASTIC/EPOXY	50 mA		GULL WING	RECTANGULAR		1				2	TRIACs	125 Cel	-40 Cel	MATTE TIN	25 A	R-PSSO-G2		1.3 V	Not Qualified	800 V	5 V/us	200 V/us	100 mA	HIGH RELIABILITY	TO-263AB	e3	40	260
Q8025R5TP	Littelfuse	TRIAC	FLANGE MOUNT	NO	SINGLE	SINGLE	MAIN TERMINAL 2		PLASTIC/EPOXY	50 mA		THROUGH-HOLE	RECTANGULAR		1				3	TRIACs	125 Cel	-40 Cel	Matte Tin (Sn)	25 A	R-PSFM-T3		1.3 V	Not Qualified	800 V	5 V/us	200 V/us	100 mA	HIGH RELIABILITY	TO-220AB	e3	40	260
QK004D4RP	Littelfuse	TRIAC	SMALL OUTLINE	YES	SINGLE	SINGLE	MAIN TERMINAL 2		PLASTIC/EPOXY	25 mA		GULL WING	RECTANGULAR		1	3 mA			2	TRIACs	110 Cel	-40 Cel	MATTE TIN	4 A	R-PSSO-G2		1.3 V	Not Qualified	1000 V		50 V/us	30 mA	HIGH RELIABILITY	TO-252AA	e3	40	260
QK004D4TP	Littelfuse	TRIAC	SMALL OUTLINE	YES	SINGLE	SINGLE	MAIN TERMINAL 2		PLASTIC/EPOXY	25 mA		GULL WING	RECTANGULAR		1	3 mA			2	TRIACs	110 Cel	-40 Cel	MATTE TIN	4 A	R-PSSO-G2		1.3 V	Not Qualified	1000 V		50 V/us	30 mA	HIGH RELIABILITY	TO-252AA	e3	40	260
QK004L4TP	Littelfuse	TRIAC	FLANGE MOUNT	NO	SINGLE	SINGLE	ISOLATED		PLASTIC/EPOXY	25 mA		THROUGH-HOLE	RECTANGULAR		1	3 mA			3	TRIACs	110 Cel	-40 Cel	Matte Tin (Sn)	4 A	R-PSFM-T3	2	1.3 V	Not Qualified	1000 V		50 V/us	30 mA		TO-220AB	e3	10	260	UL RECOGNIZED
QK004V4TP	Littelfuse	TRIAC	IN-LINE	NO	SINGLE	SINGLE	MAIN TERMINAL 2		PLASTIC/EPOXY	25 mA		THROUGH-HOLE	RECTANGULAR		1	3 mA			3	TRIACs	110 Cel	-40 Cel	MATTE TIN	4 A	R-PSIP-T3		1.3 V	Not Qualified	1000 V		50 V/us	30 mA	HIGH RELIABILITY	TO-251AA	e3	40	260
QK006L5TP	Littelfuse	TRIAC	FLANGE MOUNT	NO	SINGLE	SINGLE	ISOLATED		PLASTIC/EPOXY	75 mA		THROUGH-HOLE	RECTANGULAR		1	3 mA			3	TRIACs	125 Cel	-40 Cel	Matte Tin (Sn)	6 A	R-PSFM-T3	2	1.3 V	Not Qualified	1000 V		100 V/us	50 mA		TO-220AB	e3	10	260	UL RECOGNIZED
QK006N5RP	Littelfuse	TRIAC	SMALL OUTLINE	YES	SINGLE	SINGLE	MAIN TERMINAL 2		PLASTIC/EPOXY	75 mA		GULL WING	RECTANGULAR		1	3 mA			2	TRIACs	125 Cel	-40 Cel	MATTE TIN	6 A	R-PSSO-G2		1.3 V	Not Qualified	1000 V		100 V/us	50 mA	HIGH RELIABILITY	TO-263AB	e3	40	260
QK006N5TP	Littelfuse	TRIAC	SMALL OUTLINE	YES	SINGLE	SINGLE	MAIN TERMINAL 2		PLASTIC/EPOXY	75 mA		GULL WING	RECTANGULAR		1	3 mA			2	TRIACs	125 Cel	-40 Cel	MATTE TIN	6 A	R-PSSO-G2		1.3 V	Not Qualified	1000 V		100 V/us	50 mA	HIGH RELIABILITY	TO-263AB	e3	40	260
QK006R5TP	Littelfuse	TRIAC	FLANGE MOUNT	NO	SINGLE	SINGLE	MAIN TERMINAL 2		PLASTIC/EPOXY	75 mA		THROUGH-HOLE	RECTANGULAR		1	3 mA			3	TRIACs	125 Cel	-40 Cel	Matte Tin (Sn)	6 A	R-PSFM-T3		1.3 V	Not Qualified	1000 V		100 V/us	50 mA	HIGH RELIABILITY	TO-220AB	e3	40	260
QK008L5TP	Littelfuse	TRIAC	FLANGE MOUNT	NO	SINGLE	SINGLE	ISOLATED		PLASTIC/EPOXY	50 mA		THROUGH-HOLE	RECTANGULAR		1	3 mA			3	TRIACs	125 Cel	-40 Cel	Matte Tin (Sn)	8 A	R-PSFM-T3	2	1.3 V	Not Qualified	1000 V		80 V/us	50 mA	HIGH RELIABILITY	TO-220AB	e3	10	260
QK008N5TP	Littelfuse	TRIAC	SMALL OUTLINE	YES	SINGLE	SINGLE	MAIN TERMINAL 2		PLASTIC/EPOXY	50 mA		GULL WING	RECTANGULAR		1	3 mA			2	TRIACs	125 Cel	-40 Cel	MATTE TIN	8 A	R-PSSO-G2		1.3 V	Not Qualified	1000 V		80 V/us	50 mA	HIGH RELIABILITY	TO-263AB	e3	40	260
QK008R5TP	Littelfuse	TRIAC	FLANGE MOUNT	NO	SINGLE	SINGLE	MAIN TERMINAL 2		PLASTIC/EPOXY	50 mA		THROUGH-HOLE	RECTANGULAR		1	3 mA			3	TRIACs	125 Cel	-40 Cel	Matte Tin (Sn)	8 A	R-PSFM-T3		1.3 V	Not Qualified	1000 V		80 V/us	50 mA	HIGH RELIABILITY	TO-220AB	e3	40	260
QK010L4TP	Littelfuse	TRIAC	FLANGE MOUNT	NO	SINGLE	SINGLE	ISOLATED		PLASTIC/EPOXY	50 mA		THROUGH-HOLE	RECTANGULAR		1	3 mA			3	TRIACs	125 Cel	-40 Cel	Matte Tin (Sn)	10 A	R-PSFM-T3	2	1.3 V	Not Qualified	1000 V		50 V/us	35 mA	HIGH RELIABILITY	TO-220AB	e3	10	260
QK010L5TP	Littelfuse	TRIAC	FLANGE MOUNT	NO	SINGLE	SINGLE	ISOLATED		PLASTIC/EPOXY	50 mA		THROUGH-HOLE	RECTANGULAR		1	3 mA			3	TRIACs	125 Cel	-40 Cel	Matte Tin (Sn)	10 A	R-PSFM-T3	2	1.3 V	Not Qualified	1000 V		150 V/us	50 mA	HIGH RELIABILITY	TO-220AB	e3	10	260
QK010N4RP	Littelfuse	TRIAC	SMALL OUTLINE	YES	SINGLE	SINGLE	MAIN TERMINAL 2		PLASTIC/EPOXY	50 mA		GULL WING	RECTANGULAR		1	3 mA			2	TRIACs	125 Cel	-40 Cel	MATTE TIN	10 A	R-PSSO-G2		1.3 V	Not Qualified	1000 V		50 V/us	35 mA	HIGH RELIABILITY	TO-263AB	e3	40	260
QK010N4TP	Littelfuse	TRIAC	SMALL OUTLINE	YES	SINGLE	SINGLE	MAIN TERMINAL 2		PLASTIC/EPOXY	50 mA		GULL WING	RECTANGULAR		1	3 mA			2	TRIACs	125 Cel	-40 Cel	MATTE TIN	10 A	R-PSSO-G2		1.3 V	Not Qualified	1000 V		50 V/us	35 mA	HIGH RELIABILITY	TO-263AB	e3	40	260
QK010N5RP	Littelfuse	TRIAC	SMALL OUTLINE	YES	SINGLE	SINGLE	MAIN TERMINAL 2		PLASTIC/EPOXY	50 mA		GULL WING	RECTANGULAR		1	3 mA			2	TRIACs	125 Cel	-40 Cel	MATTE TIN	10 A	R-PSSO-G2		1.3 V	Not Qualified	1000 V		150 V/us	50 mA	HIGH RELIABILITY	TO-263AB	e3	40	260
QK010N5TP	Littelfuse	TRIAC	SMALL OUTLINE	YES	SINGLE	SINGLE	MAIN TERMINAL 2		PLASTIC/EPOXY	50 mA		GULL WING	RECTANGULAR		1	3 mA			2	TRIACs	125 Cel	-40 Cel	MATTE TIN	10 A	R-PSSO-G2		1.3 V	Not Qualified	1000 V		150 V/us	50 mA	HIGH RELIABILITY	TO-263AB	e3	40	260
QK010R4TP	Littelfuse	TRIAC	FLANGE MOUNT	NO	SINGLE	SINGLE	MAIN TERMINAL 2		PLASTIC/EPOXY	50 mA		THROUGH-HOLE	RECTANGULAR		1	3 mA			3	TRIACs	125 Cel	-40 Cel	Matte Tin (Sn)	10 A	R-PSFM-T3		1.3 V	Not Qualified	1000 V		50 V/us	35 mA	HIGH RELIABILITY	TO-220AB	e3	40	260
QK010R5TP	Littelfuse	TRIAC	FLANGE MOUNT	NO	SINGLE	SINGLE	MAIN TERMINAL 2		PLASTIC/EPOXY	50 mA		THROUGH-HOLE	RECTANGULAR		1	3 mA			3	TRIACs	125 Cel	-40 Cel	Matte Tin (Sn)	10 A	R-PSFM-T3		1.3 V	Not Qualified	1000 V		150 V/us	50 mA	HIGH RELIABILITY	TO-220AB	e3	40	260
QK025N5RP	Littelfuse	TRIAC	SMALL OUTLINE	YES	SINGLE	SINGLE	MAIN TERMINAL 2		PLASTIC/EPOXY	50 mA		GULL WING	RECTANGULAR		1				2	TRIACs	125 Cel	-40 Cel	MATTE TIN	25 A	R-PSSO-G2		1.3 V	Not Qualified	1000 V	5 V/us	200 V/us	100 mA	HIGH RELIABILITY	TO-263AB	e3	40	260
QK025N5TP	Littelfuse	TRIAC	SMALL OUTLINE	YES	SINGLE	SINGLE	MAIN TERMINAL 2		PLASTIC/EPOXY	50 mA		GULL WING	RECTANGULAR		1				2	TRIACs	125 Cel	-40 Cel	MATTE TIN	25 A	R-PSSO-G2		1.3 V	Not Qualified	1000 V	5 V/us	200 V/us	100 mA	HIGH RELIABILITY	TO-263AB	e3	40	260
QK025R5TP	Littelfuse	TRIAC	FLANGE MOUNT	NO	SINGLE	SINGLE	MAIN TERMINAL 2		PLASTIC/EPOXY	50 mA		THROUGH-HOLE	RECTANGULAR		1				3	TRIACs	125 Cel	-40 Cel	MATTE TIN	25 A	R-PSFM-T3		1.3 V	Not Qualified	1000 V	5 V/us	200 V/us	100 mA	HIGH RELIABILITY	TO-220AB	e3	40	260
ACS102-6T1	STMicroelectronics	TRIAC	SMALL OUTLINE	YES	DUAL	SINGLE WITH BUILT-IN TRIGGER ELEMENT IN SERIES WITH GATE			PLASTIC/EPOXY	5 mA	7.6 A	GULL WING	RECTANGULAR	.2 A	1				8	TRIACs	125 Cel	-30 Cel	NICKEL PALLADIUM GOLD	.2 A	R-PDSO-G8	1	.9 V	Not Qualified	600 V						e4	40	260
ACS102-6TA	STMicroelectronics	TRIAC	CYLINDRICAL	NO	BOTTOM	SINGLE WITH BUILT-IN TRIGGER ELEMENT IN SERIES WITH GATE			PLASTIC/EPOXY	5 mA	7.6 A	WIRE	ROUND	.2 A	1				3	TRIACs	125 Cel	-30 Cel	MATTE TIN	.2 A	O-PBCY-W3		.9 V	Not Qualified	600 V					TO-92	e3
ACS108-6SA	STMicroelectronics	TRIAC	CYLINDRICAL	NO	BOTTOM	SINGLE			PLASTIC/EPOXY			THROUGH-HOLE	ROUND		1				3		150 Cel	-40 Cel	MATTE TIN	.45 A	O-PBCY-T3			Not Qualified	600 V					TO-92	e3
T1010H-6G-TR	STMicroelectronics	TRIAC	SMALL OUTLINE	YES	DUAL	SINGLE			PLASTIC/EPOXY	10 mA		GULL WING	RECTANGULAR		1				3	TRIACs	150 Cel	-40 Cel		10 A	R-PDSO-G3		1 V	Not Qualified	600 V	3.8 V/us	75 V/us	25 mA	SENSITIVE GATE			NOT SPECIFIED	NOT SPECIFIED

Triode For Alternating Current (TRIAC)

A Triode for Alternating Current (TRIAC) is a semiconductor device that is used to control the flow of electrical current in AC circuits. It is a bidirectional device that can conduct current in both directions, making it useful for AC power control applications.

TRIACs consist of a bidirectional switching element that allows for the control of AC current in both directions. They are typically used in applications where AC voltage needs to be controlled, such as in lighting control, motor speed control, and power supplies.

TRIACs work by applying a small current or voltage to the gate terminal, which allows current to flow through the device. Once the current reaches a certain level, the TRIAC turns on and conducts current in both directions until the current drops below a certain threshold, at which point the TRIAC turns off.

TRIACs are commonly used in conjunction with other components such as capacitors, inductors, and diodes to form complete electronic circuits. They are often used in power control circuits that require precise control of AC voltage or current.