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variable resistor

Digital Potentiometer
Digital Potentiometer

How does Digital Potentiometers work, why and where should you use them?

A potentiometer is a variable resistor that can be used in a circuit to control resistance, current, and voltage through a circuit to attain a certain output, we already know the basics of Resistor a
Preset Potentiometer (Trimpot)
Preset Potentiometer (Trimpot)

Preset Potentiometer (Trimpot)

A Trimpot is another type of potentiometer that comes in small package. It has three leads and can be easily mounted on breadboard or perf board for quick prototyping. The value of the pot can changed by varying the knob on top of it. 
10K Potentiometer
10K Potentiometer

Potentiometer

Potentiometer Pin Configuration Pin No. Pin Name Description 1