3057Y-1-101 Potentiometers, Variable Resistors

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Introduction to Trimmer Potentiometers

Trimmer potentiometers, or trimpots, are small potentiometers primarily used for calibration, tuning and adjustment purposes. They are available in a number of different forms, including single turn, multi-turn, surface mount and through-hole configurations. Trimpots are widely used in a variety of electronic applications including oscillators, amplifiers, servo motors, communication systems and many other areas where fine adjustments are required.

Description of 3057Y-1-101 Trimmer Potentiometer

The 3057Y-1-101 trimmer potentiometer is a single-turn, through-hole, rotary trimming device. It is a top adjust, linear taper device which uses a cermet element. The device features a resistance range of 100Ω to 1000Ω, a power rating of 1/2 watt and a temperature coefficient of ±250ppm/°C. It is also equipped with a 24 pin bushing which features 2 spade contacts for easy connection. The device is galvanically isolated from the mounting panel and provides exceptional adjustment sensitivity and continuous variation.

Application Field of 3057Y-1-101 Trimmer Potentiometer

The 3057Y-1-101 trimmer potentiometer can be used in a variety of electronic applications. It is widely used in communications systems, amplifiers, oscillators, servo motors and many other fine adjustment applications. The device is also used in industrial, automotive and aerospace applications where precise adjustment is required.

Working Principle of 3057Y-1-101 Trimmer Potentiometer

The working principle of the 3057Y-1-101 trimmer potentiometer is surprisingly simple. When the device is adjusted, the internal cermet element is rotated which changes its resistance. This change in resistance is transmitted to the outside terminals and can be measured with an ohmmeter or other measuring device. The amount of resistance change is dependent on how far the adjustment knob is turned. Adjustment is extremely precise and repeatable, allowing for very fine tuning and adjustment.

Conclusion

Trimmer potentiometers are invaluable devices for making precise adjustments and calibrations. The 3057Y-1-101 trimmer potentiometer is a widely used device which is favored for its high sensitivity and excellent repeatability. It can be used in a variety of electronic and industrial applications, and its simple working principle makes it easier to understand. As a top adjust, linear taper device, it also provides users with a great deal of flexibility in their application.

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