B57164K0333K000

Series:	--
Packaging:	Bulk
Part Status:	Active
Resistance in Ohms @ 25°C:	33k
Resistance Tolerance:	±10%
B Value Tolerance:	±3%
B0/50:	--
B25/50:	--
B25/75:	--
B25/85:	--
B25/100:	4300K
Operating Temperature:	-55°C ~ 125°C
Power - Max:	450mW
Length - Lead Wire:	1.42" (36.00mm)
Mounting Type:	PCB, Through Hole
Package / Case:	Disc, 5.5mm Dia x 5.0mm W

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Introduction to Temperature Sensors – NTC Thermistors

A temperature sensor is any device with the ability to detect and measure temperature. NTC thermistors are one type of temperature sensor. The acronym NTC stands for negative temperature coefficient, and explains the basis of their operation—that is, as temperatures increase, the resistance decreases. The most common type of NTC thermistor is the bead-style, which is composed of a ceramic core surrounded by a metal coil, with two metal contacts at one end.

The B57164K0333K000 NTC Thermistor

The B57164K0333K000 is a common NTC thermistor used for temperature sensing applications. It is a bead type thermistor with a ceramic core diameter of 2.5 mm, and terminals of 0.6 × 0.8 mm. It has a resistance at 25°C of 3.33kΩ (3300Ω) and a Beta value of 4300K. The Beta value is a measure of the thermistor\'s sensitivity, with higher Beta values indicating greater sensitivity. This thermistor is designed to be used at temperatures ranging from -50°C to +125°C.

B57164K0333K000 Application Field

One of the most popular applications for the B57164K0333K000 is in automotive coolant temperature sensors. The engine coolant temperature is an important parameter in keeping the engine running at optimal performance. The B57164K0333K000 is used to measure the temperature of the coolant and feed this information back to the engine control unit (ECU), allowing precise temperature control of the engine coolant.The B57164K0333K000 can also be used in a variety of other temperature sensing applications. It can be used for HVAC systems, medical equipment, consumer appliances, industrial process control, environmental monitoring, and many other temperature tracking applications.

B57164K0333K000 Working Principle

The B57164K0333K000 is a bead-type NTC thermistor, meaning that it is composed of a ceramic core surrounded by a metal coil, with two metal contacts at one end. When connected to an electrical circuit, the resistance of the thermistor changes with temperature. At low temperatures, such as room temperature, the thermistor has a very high resistance. As temperatures increase, the resistance decreases. This variation in resistance can be used to measure the temperature of an object.By connecting the B57164K0333K000 to an electrical circuit, a voltage divider is formed. The voltage drop across the thermistor is a measure of the temperature of the object it is attached to. This voltage drop can then be used to determine the temperature of the object.

Conclusion

The B57164K0333K000 is a commonly used bead-type NTC thermistor with a resistance of 3.33kΩ (3300Ω) and a Beta value of 4300K. It is designed to be used in temperatures ranging from -50°C to +125°C, and is most commonly used in automotive coolant temperature sensors. The working principle of the B57164K0333K000 is based on the fact that its resistance decreases as temperatures increase. This decrease in resistance is used to measure the temperature of an object, by measuring the voltage drop across the thermistor.

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