055111 Sensors, Transducers

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NTC thermistors are temperature sensors that use a negative temperature coefficient (NTC) to detect the temperature of a given environment. The thermistor is named because it contains thermally sensitive materials that cause the resistance inside the thermistor to change when the environment temperature changes. When the temperature rises, the resistance of the thermistor decreases, and vice versa. NTC thermistors are used in many different application fields where temperature sensing is required. This article will discuss the application fields and working principle of NTC thermistors.

NTC thermistors are used in a wide range of applications, from automotive to medical applications. In automotive applications, NTC thermistors are used in engine control systems. They provide temperature sensing feedback to the control unit to optimize engine performance and fuel efficiency. NTC thermistors are also used in medical applications such as blood pressure monitoring and body temperature monitoring. Other applications include air conditioners, ovens, refrigerators, and energy efficiency measurement.

The working principle of an NTC thermistor is quite simple. The thermistor is made of thermally sensitive material which has a resistance that changes when the temperature changes. The resistance of the thermistor decreases as the temperature rises, and increases as the temperature decreases. The thermistor is connected to a power source, such as a battery, and the resistance of the thermistor is measured. The resistance measurement can be used to calculate the temperature of the environment.

NTC thermistors are available in a variety of shapes and sizes. They come in standard and custom sizes, depending on the application and the environment in which they will be used. NTC thermistors can also be packaged in different ways, including surface mount, through-hole, and insulated packages. The type of package chosen will depend on the application and the environment in which the thermistor will be used.

NTC thermistors are also available with various accuracy levels. The accuracy level will depend on the range and the environment in which the thermistor will be used. NTC thermistors are available with accuracies of +/-5°C, +/-2°C, and +/-1°C. Higher accuracy levels are also available for specialty applications.

NTC thermistors are used in a variety of application fields due to their temperature sensing capabilities. They provide accurate readings for a wide range of temperatures and environments, and are available in a variety of shapes, sizes, and accuracy levels to suit various application needs. Their simple working principle makes them easy to use and dependable.

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