B57540G234H

Series:	--
Packaging:	Bulk
Part Status:	Active
Resistance in Ohms @ 25°C:	230k
Resistance Tolerance:	±3%
B Value Tolerance:	--
B0/50:	--
B25/50:	--
B25/75:	--
B25/85:	4240K
B25/100:	4264K
Operating Temperature:	-55°C ~ 200°C
Power - Max:	18mW
Length - Lead Wire:	2.56" (65.00mm)
Mounting Type:	Through Hole
Package / Case:	Bead, Glass

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NTC Thermistors, or Negative Temperature Coefficients Thermistors, are a type of temperature sensor in which the resistance increases as temperature decreases. The B57540G234H is a particular type of NTC thermistor used for high precision temperature measurements. This guide will cover the application field and working principle of the B57540G234H NTC thermistor.

Applications

The B57540G234H is a NTC thermistor designed for a wide range of applications. Some common applications include:

• Air conditioning systems
• Medical and pharmaceutical equipment
• Heating and cooling systems
• Industrial machinery
• Automotive systems

The B57540G234H is particularly well suited for measuring temperatures in systems where accuracy and precision are critical. The thermistor is able to measure temperatures between -40 degrees Celsius and 250 degrees Celsius with a precision of ±0.5 degrees Celsius.

Working Principle

In a NTC thermistor, the resistance of the material varies inversely with the temperature. This means that as the temperature increases, the resistance decreases, and as the temperature decreases, the resistance increases.The B57540G234H is made from a ceramic material with a temperature coefficient of 11.7Kohms/Celsius. This means that if the temperature decreases by 1 degree Celsius, the resistance will increase by 11.7kOhms.The thermistor is designed to be used with a voltage divider circuit. This is a simple circuit in which the thermistor is connected in series with a resistor. When a voltage is applied to the circuit, the current will flow through the thermistor and the resistance. The voltage across each component is proportional to the resistance of each component. Using a simple mathematical equation, the voltage can be used to calculate the resistance of the thermistor, and thus the temperature. This type of circuit is widely used in temperature sensing applications, as it is simple and inexpensive to implement.

Conclusion

The B57540G234H is a NTC thermistor designed for accurate temperature measurements in a wide variety of applications. It is made from a ceramic material with a high temperature coefficient and is designed to be used in a voltage divider circuit. This thermistor is capable of measuring temperatures between -40 and 250 degrees Celsius with a precision of ±0.5 degrees Celsius.

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