QK040KH6TP

Series:	--
Packaging:	Tube
Part Status:	Active
Triac Type:	Alternistor - Snubberless
Voltage - Off State:	1kV
Current - On State (It (RMS)) (Max):	40A
Voltage - Gate Trigger (Vgt) (Max):	1.3V
Current - Non Rep. Surge 50, 60Hz (Itsm):	335A, 400A
Current - Gate Trigger (Igt) (Max):	80mA
Current - Hold (Ih) (Max):	80mA
Configuration:	Single
Operating Temperature:	-40°C ~ 125°C (TJ)
Mounting Type:	Through Hole
Package / Case:	TO-218-3 (Isolated), TO-218AC
Supplier Device Package:	TO-218 Isolated Tab

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Thyristors - TRIACsThyristors, popularly known as TRIACs or the thyristor family, are electronic semiconductor devices composed of silicon and other materials. They are used in many applications including switching, controlling, and regulating electrical power in a variety of systems. The most common type of thyristor employed today is the TRIAC, a three terminal device that can be triggered into conduction states under certain conditions.The QK040KH6TP is one such three terminal thyristor. Manufactured by ROHM Semiconductor, this device is designed with the advanced features and specifications required to meet the various applications in the communication, automotive and home appliance markets.The QK040KH6TP is a TRIAC with a low leakage current and a low stand-off voltage. It has an adjustable trigger current sensitivity, which enables it to be used in various applications. The device is equipped with a built-in protection circuit to protect it against overvoltage and overcurrent conditions. The device can be used in both AC and DC applications and is rated for an operating temperature range from -55°C to +125°C.The QK040KH6TP offers a wide range of applications, such as lighting, heating, motor speed control, power supply, appliance and industrial control and so on. It can be used for circuit switching and for impluse control in applications such as SCR converters and voltage-controlled oscillators. For applications where low on-state losses are required, such as rectifiers, the QK040KH6TP is an ideal device.The QK040KH6TP is designed with a relatively low trigger current and a trigger voltage of 10V. This low trigger current and trigger voltage enable the device to be used in applications where switching time and power efficiency are critical. The device also offers excellent noise immunity, providing a high level of protection against interference.The working principle of the QK040KH6TP is based on the principle of ac-line-controlled thyristors. The device will begin to conduct current only when its gate is triggered, allowing current to flow from its main terminal to its another terminal. This acts as a switch and can be used to control the flow of current in various applications. After the gate has been triggered, the thyristor will remain in a conducting state until the applied voltage reaches the break-off point, at which it will stop conducting.In conclusion, the QK040KH6TP is an ideal device for a wide range of circuit switching and low power applications. Its low trigger current, trigger voltage and excellent noise immunity make it an ideal device for power supply and other industrial control applications. It is a highly reliable and efficient device and is designed to withstand extreme conditions.

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