SQM10AJB-4K3

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SQM10AJB-4K3 is one type of through hole resistor that is widely used in consumer and industrial electronic applications. Through hole resistors are generally made up of an outer ceramic or metal case with an inner core of resistive material. The SQM10AJB-4K3 is designed to offer a stable, highly accurate, high resolution, resistor with a low thermal coefficient.

The SQM10AJB-4K3 is usually constructed using a metal-oxide-film as its core resistive element and is typically housed in a metal or ceramic case. The package size of the resistor is 10x6mm and it is marked with a four-digit reference number that indicates both its resistance value in ohms and its tolerance percentage. The thermal coefficient of the resistor is usually around 25ppm/K, which ensures that the resistor remains stable in temperature fluctuations. This resistance is usually available in a range of resistance value from 0.1Ω to 4KΩ with a tolerance ranging from 1% to 10%.

The SQM10AJB-4K3 is most commonly used in precision applications requiring high resolution and accuracy, as well as applications where stability is of particular importance. The resistor is suitable for circuit designs requiring a low thermal coefficient, due to its excellent temperature compensation characteristics. Additionally, its small case size makes it well suited for applications with limited space for parts placement.

The working principle of the SQM10AJB-4K3 is relatively simple. It can be broken down into two parts; namely, the resistive element and the protective case. The resistive element of the resistor is typically made up of an oxide-film, which is formed by depositing a special film on the surface of a substrate material. This oxide-film has a specific resistance value that depends on its thickness and composition. The thickness of the oxide-film determines the resistance of the resistor, and it usually ranges from 10Ω to 2KΩ.

The protective case of the SQM10AJB-4K3 is designed to ensure that the resistor is stable despite changes to the external environment. The metal or ceramic package is designed to protect the resistor from physical, chemical and temperature damage, ensuring that it is reliable for use in various demanding applications. Additionally, the package also provides a means of connecting the resistor to other components, allowing it to be used in a variety of designs.

In summary, the SQM10AJB-4K3 is an excellent example of a through hole resistor, ideal for precision applications where accuracy and stability are required. Its low thermal coefficient, small case size and high tolerances make it suitable for use in a plethora of applications. Furthermore, its simple working principle ensures that it can be easily used and maintained in a variety of environments.

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