PR203J2

Series:	PR
Packaging:	Bulk
Part Status:	Active
Resistance in Ohms @ 25°C:	20k
Resistance Tolerance:	±0.05°C
B Value Tolerance:	--
B0/50:	3892K
B25/50:	--
B25/75:	--
B25/85:	--
B25/100:	--
Operating Temperature:	50°C
Power - Max:	30mW
Length - Lead Wire:	1.75" (44.45mm)
Mounting Type:	Free Hanging
Package / Case:	Bead, Epoxy

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Temperature Sensors - NTC Thermistors

Temperature control is important to many industries, such as power generation, production, and manufacturing. A temperature sensor is often used to detect and respond to changes in temperature. The most common type of temperature sensor is a thermistor – a Negative Temperature Coefficient (NTC) device.The PR203J2 is an NTC thermistor designed for temperature measurement and controlled applications. It is a specially designed three-pin device with a single-ended sensing element. It features a fixed operating temperature range of -20 degrees Celsius to 85 degrees Celsius and a temperature coefficient of approximately 3500 ohms/degrees Celsius. This makes it ideal for temperature control applications.The PR203J2 is composed of several parts: the metal leads, the ceramic package, the sensing element, and the polymer covering. The metal leads provide the electrical connections for the sensor, while the ceramic package provide heat insulation. The sensing element is a metal oxide that changes resistance when the ambient temperature changes. This resistance change is detected by the measuring device and used to control the temperature in the environment. The polymer covering helps protect the device from physical damage.The PR203J2 has a wide range of uses due to its excellent temperature measurement accuracy and ability to respond quickly to temperature changes. It is commonly used in applications such as heating, ventilation, air conditioning, engine control, refrigeration, and solar energy systems.Using the PR203J2 in a system is relatively simple. It is often wired in parallel with the environment that needs to be monitored. The temperature measurement accuracy is determined by the resistance value of the sensor at the reference temperature. This reference temperature is usually set by the user in the application.The PR203J2 is then connected to a measuring device, such as an analog-to-digital converter (ADC). The ADC converts the resistance value of the sensor to a voltage output signal, which is then used to control the environment. This can be done by using it with a control system, such as a PID controller.The PR203J2 is a reliable and robust NTC thermistor that is suitable for many applications. It has an excellent temperature measurement accuracy and fast response time. The device can be easily wired and used in a variety of systems, making it a good choice for temperature control.

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