SQP40AJB-1R3

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Through Hole Resistors are one of the most prevalent components in electrical and electronic engineering projects. These devices serve to control and limit the amount of electrical current, voltage, or power that flows through a circuit. They can also provide resistance or attenuation to particular parts of a circuit, helping to reduce signal interference from other devices and components. One particular form of Through Hole Resistor that has become increasingly popular in recent years is the SQP40AJB-1R3. This article aims to discuss the application fields and working principles of SQP40AJB-1R3.

The SQP40AJB-1R3 is an axial lead resistor developed by Stelzon. It is designed with an insulation-coated barrel and a tin-plated leaded resistor body. This resistor offers high durability, an increased operational lifetime, and improved tolerance levels of ± 0.1%. The metal oxide film technology of the SQP40AJB-1R3 makes it suitable for various applications in power electronics, electrical systems, and motor control systems. These include the development of medical instruments, industrial equipment, automotive systems, and audio-visual systems.

The SQP40AJB-1R3 makes use of a carbon resistive element to control and limit the amount of current that flows through a circuit. Carbon resistors are made of a combination of carbon, ceramic, and metal oxide materials. As electrical energy passes through the resistor, it is converted to heat energy as a result of the resistance of the resistor material. This prevents the current from exceeding the specified level.

In addition to its construction, the SQP40AJB-1R3 also offers several other characteristics. It has a temperature coefficient of ± 30ppm/°C which helps to maintain its accuracy despite the effects of temperature. The SQP40AJB-1R3 also offers high resistance values, up to 1 megohm, which is ideal for low power applications. Furthermore, its tolerance is ± 0.1%, making it suitable for precision applications. Finally, the device has a maximum power rating of 0.2W, making it suitable for lower power circuits.

In conclusion, the SQP40AJB-1R3 is an axial lead resistor that offers several advantages for a wide range of applications. It features a tin-plated leaded resistor body and an insulation-coated barrel for increased durability and lifetime. The resistor is made of a combination of carbon, ceramic, and metal oxide materials, with a temperature coefficient of ± 30ppm/°C. The device also offers high resistance values of up to 1 megohm, a tolerance of ± 0.1%, and a maximum power rating of 0.2W. As such, the SQP40AJB-1R3 is ideal for use in power electronics, electrical systems, and motor control systems.

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