NCP18XM331E03RB

Series:	NCP18
Packaging:	Tape & Reel (TR)
Part Status:	Active
Resistance in Ohms @ 25°C:	330
Resistance Tolerance:	±3%
B Value Tolerance:	±3%
B0/50:	--
B25/50:	3500K
B25/75:	--
B25/85:	3545K
B25/100:	3560K
Operating Temperature:	-40°C ~ 125°C
Power - Max:	100mW
Length - Lead Wire:	--
Mounting Type:	Surface Mount
Package / Case:	0603 (1608 Metric)

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Temperature Sensors – NTC ThermistorsNTC thermistors have been widely used as temperature sensors due to their low cost, ease of use, and response time. The NCP18Xm331E03RB is a type of NTC thermistor (negative temperature coefficient) that is optimized for high-temperature protection and current sensing applications. In this article, we will explore the application fields and working principles of the NCP18Xm331E03RB thermistor.Application Field As a temperature sensing device, NCP18Xm331E03RB has a wide range of applications. It can be used in air conditioners for temperature control, motors for thermal protection, automotive electronic control systems for over temperature protection, and electric tools for overload protection. In addition, this thermistor can also be used in an overload protection circuit for air conditioners, fuel injection systems, motor starters, and small electric motors.Working Principle The NCP18Xm331E03RB thermistor is constructed from a ceramic material that has been doped with metal oxides. When current flows through the thermistor, it will produce a small amount of voltage drop due to its semiconductive nature. The magnitude of the voltage drop is proportional to the temperature of the environment it is placed in. This allows it to be used as a temperature sensing device. As the temperature increases, the resistance of the thermistor decreases, resulting in a greater voltage drop.The NCP18Xm331E03RB is designed to be used in circuit breakers and overload protection applications. The way it works is simple: As the temperature increases, the resistance of the thermistor decreases, reducing the voltage and current allowed through the circuit. When it reaches a certain temperature, the electrical circuit is broken, allowing current to flow only until the device cools down again. This temperature is set by the manufacturer and is adjustable according to the needs of the application.The NCP18Xm331E03RB thermistor is a popular choice for high-temperature protection and current sensing applications due to its fast response time. It is relatively low cost and easy to install, making it an ideal choice for many applications. This thermistor is also highly reliable and durable, making it a great long-term investment. In conclusion, the NCP18Xm331E03RB thermistor is an optimal choice for many applications that require temperature sensing, such as air conditioners, motor starters, and electrical tools. In addition, its fast response time, low cost, and simple installation make it an ideal choice for many other applications.

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