B57421V2102J062

Series:	--
Packaging:	Tape & Reel (TR)
Part Status:	Active
Resistance in Ohms @ 25°C:	1k
Resistance Tolerance:	±5%
B Value Tolerance:	±3%
B0/50:	--
B25/50:	3940K
B25/75:	--
B25/85:	3980K
B25/100:	4000K
Operating Temperature:	-55°C ~ 125°C
Power - Max:	210mW
Length - Lead Wire:	--
Mounting Type:	Surface Mount
Package / Case:	0805 (2012 Metric)

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Temperature Sensors - NTC Thermistors

Temperature sensors are devices used to measure the temperature of an environment or an object. The most common type of temperature sensor is the NTC thermistor. The B57421V2102J062 is one example of an NTC thermistor.

What is an NTC Thermistor?

An NTC thermistor is a type of temperature-sensitive resistor made from a semiconductor material. The NTC thermistor\'s resistance decreases as the temperature increases. This property allows the thermistor to be used to accurately measure the temperature of its environment.

What is a B57421V2102J062?

The B57421V2102J062 is an NTC thermistor manufactured by EPCOS. It is a small, disk-shaped component, made from a ceramic material. The disk is composed of two parts which have been press-fitted together. The top of the component is coated with a thin layer of metal-oxide, giving it a black appearance.The B57421V2102J062 is designed for use in a range of temperature sensing applications. It can be used to detect temperatures of 0 Celsius to 500 Celsius, with an accuracy of ±1 Celsius.

Application Fields

The B57421V2102J062 can be used in a variety of temperature monitoring applications, including:

• Monitoring air temperature in automotive, aviation and industrial applications
• Detecting speed in HVAC systems and motors
• Measuring temperature in medical equipment and consumer electronics
• Instrumentation and control systems
• Measuring relative humidity in environmental monitoring systems

Working Principle

The B57421V2102J062 works by measuring the resistance of the thin metal-oxide layer which coats its surface. As the temperature of its environment increases, the resistance of the metal-oxide layer decreases. This change in resistance is then converted into a temperature measurement.To take a temperature reading, the B57421V2102J062 must be connected to a circuit. This circuit is composed of a voltage source, a resistor, and the thermistor. The voltage source applies a constant voltage to the thermistor, while the resistor is connected in parallel with the thermistor.When the thermistor is exposed to a change in temperature, its resistance changes. This resistance change is then measured by the circuit, allowing for a temperature reading to be taken.

Conclusion

The B57421V2102J062 is an NTC thermistor which is used to measure temperature in a range of applications. It works by measuring the resistance of its metal-oxide coating, which decreases as the temperature in its environment increases. The B57421V2102J062 is used in a variety of industries, from automotive to consumer electronics.

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