SQM700JB-4K7

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Through hole resistors are essential components used in many applications, including power electronics, instrumentation and control, and analog and digital communication applications. The SQM700JB-4K7 is a through-hole resistor designed for use in these various applications. A better understanding of its application field and working principle can help users evaluate its suitability for different applications.

The SQM700JB-4K7 is a through-hole mounted resistor with a wide operating temperature range from -40℃ to +125℃. The resistor is available in three resistance values, 7KΩ, 4KΩ, and 2KΩ, with a 0.1% accuracy per Watt. It features a precision ceramic casing for superior heat dissipation and an airtight construction with a clear and concise marking to front end users. This allows the resistor to operate in harsh and extreme environments without compromising its performance. The SQM700JB-4K7 has a power rating of 2 Watts and a high stability of 0.0025%.

The SQM700JB-4K7 works by introducing a known and controlled resistance in the electric circuit that the resistor is connected to. This type of resistor is usually used in high frequency circuits to limit the current passing through the circuit, thus avoiding overloading. It also serves as a signal attenuator when the input signal level needs to be reduced. In addition, the power dissipated by the resistor can be used as an warning indicator when the signal exceeds the threshold. Finally, it can be used in feedback service, mainly for active circuits such as voltage regulators and amplifiers.

The application field for the SQM700JB-4K7 is quite wide, making it suitable for a variety of applications. It is ideal for use in power electronics, including switch mode power supplies, power management applications and LED lighting applications. It is also suitable for instrumentation and control systems, where precise resistance control is required. Similarly, this resistor can be used in analog and digital communication applications, such as RF communication systems, where reliable control of RF signals is essential. In all these application fields, the SQM700JB-4K7 can be relied upon to deliver a precise resistance control with high stability and excellent power dissipation.

In conclusion, the SQM700JB-4K7 is a through-hole mounted resistor which is suitable for a variety of applications. Its wide operating temperature range, precision ceramic casing and high stability make it ideal for use in power electronics, instrumentation and control systems, and analog and digital communication applications.

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