SJ6040N2TP

Current - On State (It (RMS)) (Max):	40A
Supplier Device Package:	TO-263 (D2Pak)
Package / Case:	TO-263-3, D²Pak (2 Leads + Tab), TO-263AB
Mounting Type:	Surface Mount
Operating Temperature:	-40°C ~ 150°C (TJ)
SCR Type:	Sensitive Gate
Current - Non Rep. Surge 50, 60Hz (Itsm):	430A, 520A
Current - Off State (Max):	10µA
Current - Hold (Ih) (Max):	50mA
Series:	Teccor®
Current - On State (It (AV)) (Max):	25A
Voltage - On State (Vtm) (Max):	1.7V
Current - Gate Trigger (Igt) (Max):	15mA
Voltage - Gate Trigger (Vgt) (Max):	1.5V
Voltage - Off State:	600V
Part Status:	Active
Packaging:	Tube

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Introduction to SJ6040N2TP

The SJ6040N2TP is a silicon controlled rectifier, commonly referred to as an SCR or thyristor, used in a variety of applications. It is a four-layer semiconductor device with a built-in gate function and electrical characteristics that prevent the thyristor from operating until the gate is biased above a threshold voltage. In this sense, a thyristor can be thought of as an on/off switch, which can be turned on and off by applying a signal to its gate. The SJ6040N2TP is capable of blocking up to 1600V, making it suitable for high voltage applications.

Applications of SJ6040N2TP

The SJ6040N2TP is used in a variety of applications, including motor controls, dimming lights, heat and smoke detectors, solenoid valves, and starting fluorescent lighting, among others. It is also used in power supplies and inverters, as it has a fast switching time and can withstand high voltages. It can be used in circuits that require frequent and rapid switching, such as in welding applications and other industrial machinery, and can serve as a low-loss device for controlling power in high-frequency radio-frequency applications.

Working Principle of SJ6040N2TP

The working principle of an SCR is simple: current can only flow through the device when a gate signal is applied to it. When the gate voltage is reversed, the device will block any current flow. The SJ6040N2TP is composed of four layers of P-type and N-type semiconductor material, which form two p-n junctions: a gate-cathode junction, and an anode-cathode junction. When no gate signal is applied, the anode-cathode junction is reverse-biased and the thyristor is said to be in the “off” state. As long as the gate voltage remains below the threshold voltage, current cannot flow through the device. When a positive gate signal is applied, the gate-cathode junction is forward-biased, allowing current to flow through the device. The thyristor then remains in the “on” state until the gate voltage is reversed.

Conclusion

The SJ6040N2TP is a four-layer silicon controlled rectifier (SCR), used in a variety of applications including motor controls, dimming lights, heat and smoke detectors, and more. It is capable of handling up to 1600V, making it suitable for high voltage applications, and has a fast switching time. The working principle of an SCR is such that current only flows through the device when a gate signal is applied to it, making it an ideal device for controlling the flow of power.

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