B59118C1120A70

Series:	--
Packaging:	Bulk
Part Status:	Obsolete
Resistance @ 25°C:	70 Ohms
Resistance Tolerance:	±25%
Operating Temperature:	-25°C ~ 125°C
Mounting Type:	Through Hole
Package / Case:	Disc
Supplier Device Package:	--

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Temperature Sensors - PTC Thermistors

PTC thermistors, or Positive Temperature Coefficient thermistors, are a type of temperature sensor that is commonly used in the design of temperature-controlled systems. They are used to measure the temperature of an object or environment, and then to control the temperature of the system. This makes them ideal for use in a wide range of applications, from consumer electronics to industrial and medical equipment.PTC thermistors consist of a ceramic material that has a negative resistance coefficient, or a negative temperature coefficient. This means that as the temperature of the object or environment increases, the resistance of the thermistor increases as well. It is this property that makes them ideal for use in temperature sensing applications. As the temperature rises, the resistance increases, allowing the system to detect a change in the temperature.The most common way to use PTC thermistors is in the form of a temperature control unit or circuit. This use of PTC thermistors is typically used in a situation where a stable temperature needs to be maintained. In such cases, the thermistor is usually Leadsinger connected to a power supply in order to provide the necessary reverse current that is needed for the circuit to detect the temperature. When the resistance of the thermistor is below a certain level, a signal will be sent to the circuit which will then trigger the system to switch to a higher temperature setting. This will then effectively maintain the desired temperature.PTC thermistors can also be used in a variety of other applications such as sensing a change in air humidity, detecting a building’s temperature, and detecting and controlling the temperature of a liquid. In such cases, the PTC thermistor must be connected to a power source and an electrical circuit to enable the system to detect and act upon the temperature change.In short, PTC thermistors can be used for a variety of sensing and controlling operations where a change in temperature needs to be detected. They are particularly useful in applications where a stable temperature needs to be maintained as the resistance of the thermistor increases as the temperature rises. As such, they are a very versatile and useful component for any temperature regulation, control, and monitoring needs.

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