ST2A102

Due to market price fluctuations, if you need to purchase or consult the price. You can contact us or emial to us:   sales@allicdata.com

Trimmer potentiometers are widely used in different types of electronic circuits. One of the most popular is the ST2A102, a three-terminal trimpot or adjustable resistor with a rotary spindle. These devices are ideal for a variety of applications, including voltage-divider networks, bias networks, and voltage controlled oscillators. This article will provide an overview of the ST2A102, including its application fields and working principle.

What is the ST2A102?

The ST2A102 is a high-precision, low-cost trimmer potentiometer with three terminals. It is available in a variety of footprint sizes, such as the 7818, 1608, 2512, and 3626. This device is designed to be used as an adjustable resistor or voltage divider in electronic circuits. It is also often used as a voltage controlled oscillator. The device has a high-precision rotary spindle and hardened contact points that ensure accuracy and repeatability.

Application Fields of the ST2A102

The ST2A102 can be used in numerous applications, including voltage-divider networks, bias networks, voltage-controlled oscillators, and power supplies. It is often seen in consumer electronics, including televisions, DVD players, and audio systems. It is also used in industrial applications, such as machinery control, automotive, and medical systems.

Working Principle of the ST2A102

The working principle of the ST2A102 is relatively simple. It consists of two resistive elements: the main winding and a smaller tap winding. The main winding is connected between the two terminals and the tap winding is connected between the remaining terminal and the wiper. The spindle of the ST2A102 is connected to a wiper, which can be directly adjusted to change the resistance of the element. When the wiper is connected to the tap winding, the resistance between the two terminals is decreased as the tap winding has a lower resistance than the main winding. When the wiper is connected to the main winding, the resistance between the two terminals is increased.

Conclusion

The ST2A102 is a trimmer potentiometer with a precision rotary spindle and hardened contact points. It is generally used as an adjustable resistor or voltage divider in many types of electronic circuits. The device has many application fields, including consumer electronics, industrial, and automotive applications. The working principle of the ST2A102 is relatively straightforward: it consists of two resistive elements, the main winding and the tap winding, and the resistance between the two terminals can be changed by adjusting the wiper connection.

The specific data is subject to PDF, and the above content is for reference