ST32ETA102 Potentiometers, Variable Resistors

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Trimmer potentiometers are components used in circuits to adjust the resistance. The ST32ETA102 is a trimmer potentiometer manufactured by STMicroelectronics. Its small size, high accuracy, and wide resistance range make it suitable for a variety of applications. Its features also make it an excellent choice for applications in which space is a constraint.

The ST32ETA102 is designed to have high accuracy of ±20 ppm/°C, which makes it well suited for precision control applications. It also has the ability to be adjusted across a wide resistance range of 1kΩ to 5kΩ. This is important for applications that require precise and repeatable adjustments of resistance. In addition, the ST32ETA102 is available in various packages sizes and is capable of withstanding high operating temperatures up to 125°C.

The ST32ETA102 uses a three-terminal configuration consisting of a spindle, a save terminal, and a wiper terminal. The spindle is a metal post that connects the save terminal to the wiper terminal. The save terminal is connected to one side of the resistor, while the wiper terminal is connected to a movable contact that moves along the resistor as the spindle is adjusted. By making different connections between the save terminal and the wiper terminal, different resistance values can be achieved.

The ST32ETA102 also has a linear adjustment function. This allows users to have a constant change in resistance as the spindle is adjusted. This is important for applications that require an even change in resistance. For example, in an audio amplifier application, linear adjustment allows the user to make a fine adjustment in the amplifier\'s output volume.

The ST32ETA102 is an excellent choice for various control and adjustment applications. Its small size and wide resistance range make it suitable for a variety of applications, and its ability to be adjusted linearly makes it a great choice for audio and amplifier applications.

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