TFPT0603L3900KV

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Temperature Sensors - PTC Thermistors are temperature sensors used to detect environmental temperatures and other temperatures of air, oil, and other liquids. PTC stands for Positive Temperature Coefficient, which means that when the temperature of its environment rises, its resistance increases. This increases the voltage across it and the current passing through it also increases accordingly. TFPT0603L3900KV is a commonly used PTC Thermistor with a lead pitch of 0.8 millimeters.

The application fields of TFPT0603L3900KV range from temperature control in home applications to industrial applications. In domestic applications, its mounted outside an electronic appliance or system can detect the temperature of the environment. It can be used in thermostats that control the temperature and power to air conditioners, heaters, or other HVAC systems. In industrial application, it can detect the temperature of air, water, and other liquids in harsh environment such as industrial process temperatures. It also can be used to detect the overheating of machine and environment temperatures.

In terms of working principle, TFPT0603L3900KV consists of a sensing element and a lead wire. The sensing element is made of a cermet, which is a mixture of ceramic and metal. When the temperature changes, so do its electrical properties. The cermet sensing element of TFPT0603L3900KV has a circuit resistance of 3900 kOhms at 25°C. When the temperature rises, the resistance increases and the voltage across it increases accordingly. The lead wire is insulated and consists of an electrode connection, a general ground, and a negative power connection.

TFPT0603L3900KV can provide a simple and economical way of temperature measurement. It is highly accurate at temperatures between -40°C and +125°C. Its high thermal stability, durability, and long-term stability make it ideal for applications where accuracy and high reliability are essential. TFPT0603L3900KV is relatively inexpensive and easy to install and maintain, making it an ideal choice for a variety of applications.

In conclusion, TFPT0603L3900KV is used to detect temperature in a variety of environments, ranging from household to industrial applications. It consists of a sensing element and a lead wire. The cermet sensing element has a circuit resistance of 3900 kOhms at 25°C and its resistance rises as the temperature increases. It is accurate, highly stable, and relatively inexpensive. Moreover, it is easy to install and maintain. All these points make it a reliable, economical, and efficient choice for temperature measurement.

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