NHQ302B410T10

Series:	NHQ
Packaging:	Tape & Reel (TR)
Part Status:	Active
Resistance in Ohms @ 25°C:	3k
Resistance Tolerance:	±10%
B Value Tolerance:	±5%
B0/50:	--
B25/50:	--
B25/75:	--
B25/85:	4100K
B25/100:	--
Operating Temperature:	-40°C ~ 125°C
Length - Lead Wire:	--
Mounting Type:	Surface Mount
Package / Case:	1206 (3216 Metric)

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Temperature Sensors - NTC ThermistorsNTC thermistors are electrical components which are designed to monitor and control temperatures in various applications.Generally known as negative temperature coefficient (NTC) thermistors, these devices convert temperature into electrical resistance, allowing temperature to be monitored easily throughout an environment or system. The NHQ302B410T10 is a typical NTC thermistor which demonstrates the use of NTC thermistors in temperature sensing and control.Due to its dual structure design, with soft copper connecting wires, it has a wide range of application fields and working principles.ApplicationsThe variety of applications for the NHQ302B410T10 is extensive.It is most commonly used for over-temperature protection in portable devices.This can help ensure that the overall temperature of a system does not exceed certain thresholds.This use means that the NTC thermistor can prevent any dangerous temperatures from occurring and causing damage in a system.The NHQ302B410T10 is also used in Motor control circuits, where it can detect any changes in temperature of power transistors and other components, to protect them from damage.It is also used is controlling and monitoring temperature in air-conditioning systems, which also helps protect these systems from dangerous temperatures which could damage the compressor.Working PrincipleThe NTC thermistor works as a variable resistor. It relies on a wide range of electrical resistance over a range of temperature.When the device is in operation, the temperature at the site of the NTC thermistor is measured and converted into different resistance levels, providing the device with temperature information which it can use to decide the suitable operation.The NHQ302B410T10 NTC thermistor utilises negative temperature coefficient (NTC) in this process.This means that as the temperature rises, the electrical resistance of the thermistor decreases.This creates a different temperature across the thermistor for each different resistance level.The device is also designed in such a way that it can be calibrated accurately to respond to very small changes in temperature.ConclusionThe NHQ302B410T10 NTC thermistor is an example of a useful temperature sensing and control device, which has an extensive range of applications and working principles.It is designed to utilise negative temperature coefficient and features a dual structure design. It is most commonly used as an over-temperature protection device, as well as use for motor control circuits and temperature control in air-conditioning systems.

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