Q4008NH4RP

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Thyristors - TRIACs are semiconductor electronic devices which are used for controlling the current in an electronic circuit. The Q4008NH4RP is a type of DIAC (diode for alternating current) with a TRIAC (triple-screw triode) in one component.

The Q4008NH4RP is a 4A TRIAC with a high breakdown voltage of 400V. It has high reliability and is suitable for use in applications with low gate current requirements. The device is capable of controlling current up to 4A, with a phase control range of 40-80 degrees.

The working principle of the Q4008NH4RP is simple. A command signal is sent to the gate terminal of the device, which is then amplified by the internal transistors. This causes a surge of current to flow across the terminals, which then switches the device on and off. The voltage at which the current will flow across the terminals is determined by the amount of current that is applied to the gate terminal.

The Q4008NH4RP is used in a variety of applications, such as motor control, motor speed control, circuit breaker, surge protection, and light dimming. It is also used in industrial control and automation systems, home appliance control systems, HVAC systems and lighting control systems.

The Q4008NH4RP has many advantages over other TRIACs, including: low power consumption, high breakdown voltage, and high switching speed. It is also very reliable and has a long life span.

In conclusion, the Q4008NH4RP is a 4A TRIAC with a high breakdown voltage of 400V. It is used in a variety of applications, such as motor control, motor speed control, circuit breaker, surge protection, and light dimming. It has many advantages over other TRIACs, such as low power consumption, high breakdown voltage, and high switching speed.

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