NTC Thermistors

Ametherm's NTC Thermistors are available in a variety of sizes, shapes and packages.
Get the one that fits your application.

NTC Disc Thermistors

Surface Mount Thermistors

NTC Thermistor Probes

Our Disc NTC Thermistors are radial leaded with Lead Free tinned copper wire.
 NTC Thermistor NTC Thermistor
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Our Surface Mount NTC Thermistors are specially designed to react quickly to fluctuations in temperature.

Surface Mount NTC Thermistor
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Our NTC Thermistor Probes are designed for durable performance in various environments.
 NTC Thermistor ProbeNTC Thermistor Probe
NTC Thermistor ProbeNTC Thermistor Probe
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NTC Thermistor Applications

What is an NTC Thermistor?

Thermistors are temperature-sensing elements made of semiconductor material that has been sintered in order to display large changes in resistance in proportion to small changes in temperature. This resistance can be measured by using a small and measured direct current, or dc, passed through the thermistor in order to measure the voltage drop produced. Thermistors are an incredibly accurate category of temperature sensors. In general, thermistors are composed of sintered ceramics consisting of  highly sensitive material with consistently reproducible properties of resistance versus temperature.  more info>>

Calculating Beta Predict the resistance of an NTC Thermistor at a given temperature
Steinhart & Hart Equation Predict the resistance of an NTC Thermistor at a given temperature - Most accurate method
Calculating the Temperature Coefficient

NTC Thermistors are a good alternative to semiconductor circuitry for temperature related problems.

Accurate Temperature Measurements Guidelines for achieving the most accurate measurements using an NTC Thermistor
Temperature Measurement

One of the easiest ways to measure temperature with an NTC Thermistor is to use a Wheatstone bridge.

Power Dissipation for Temperature Detection Circuits

Account for power dissipation in an NTC Thermistor temperature detection circuit.

Temperature Compensation Circuits

An NTC Thermistor is a common method of compensating for temperature changes in coils and solenoids.