KW203J2

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Temperature measurement is a critical component of many electronic and industrial processes, and accurate sensors are essential to ensure safe and reliable operation. The KW203J2 is a negative temperature coefficient (NTC) thermistor, used to measure and monitor temperature in a variety of applications. Its features make it a reliable and accurate option for industrial applications and electronic systems.

The KW203J2 is a standard size, through-hole, resistor-type thermistor. The smallest size is 0603 (1608 metric). It has nominal resistance of 20Kohms at 25°C. The thermistor has a maximum operating temperature of 125°C and a minimum operating temperature of -35°C. This temperature range makes it suitable for most industrial and commercial applications. It is also RoHS compliant and UL approved.

The KW203J2\'s performance and accuracy are excellent due to its high-grade materials, which include a pacifier, sintered metal oxide, and nitride. This combination provides high stability over a wide temperature range, and gives the thermistor a fast response time. The thermistor\'s design also incorporates a protective coating that prevents it from over-temperature failures.

The primary principle behind the KW203J2 thermistor is the negative temperature coefficient, or NTC. NTC thermistors exhibit a decrease in electrical resistance with an increase in temperature. This means that as the temperature of the thermistor increases, its resistance drops. The rate of change varies with the thermistor\'s materials and construction. The KW203J2 is designed for a resistance change of 10-45% of the original resistance within its specified temperature range. This property makes it ideal for temperature sensing applications.

The KW203J2 thermistor is widely used as a sensing element in temperature control and monitoring circuits. It is commonly used in air conditioners, water heaters, automotive systems, and other industrial applications. It can be used for over-temperature protection, providing a signal that triggers a circuit interruption when the temperature rises above a preset level. It is also commonly used in humidifiers and dehumidifiers to regulate humidity levels. Additionally, the KW203J2 is often used for linear temperature sensing applications in electronic systems, such as HVAC systems.

The KW203J2 thermistor is a reliable and accurate option for temperature sensing and monitoring. Its NTC design, combined with its wide operating temperature range and fast response time, make it an ideal choice for a variety of applications. It is RoHS compliant and UL approved, and provides an accurate and reliable solution for temperature sensing and control.

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