SM4ETA503

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 used to maintain and reset working environments to improve their dynamic performance. These devices are used in applications where an adjustable, stable setting of the electrical, mechanical, or optical properties is needed, such as circuit protection, power correction, or controlling the drive range of a motor, or the gain of an amplifier. SM4ETA503 is a type of trimmer potentiometer that is designed to provide excellent precision, stability and durability even under long term environmental exposure.

Functional Overview

The SM4ETA503 trimmer potentiometer is a 4-wire single-turn variable resistor with three linear conductive paths. It has a 64-step continuous adjustment range, achieved by a wiper that tracks a resistive element evenly. The resistive element is made of conductive plastic, and is protected against dust, dirt and oils.

The device provides a low-cost, accurate adjustment of equipment. It has a small size of 0.6 x 0.6 inches and a lightweight of 0.020 ounces. It is suitable for automated assembly and field adjustments, even when connected with a DC or AC power supply resulting in fast and stable adjustments.

Features and Benefits

The SM4ETA503 offers a number of features and benefits that make it suitable for a wide range of applications. The main features include:

• Highly controllable and accurate adjustment of operating parameters
• High sensitivity, stable output, continuous adjustment
• Compact, durable and low mass design
• High quality backing material for low distortion
• Flexible installation and applications with a wide temperature range of -20ºC to +85ºC

Applications

The SM4ETA503 is mainly used for applications requiring an adjustable and stable setting of electrical, mechanical, or optical parameters. It can be used for DC or AC power supply control, as well as for the adjustment of the gain of an amplifier, the drive range of a motor, or the setting of a circuit protection device. Typical applications include:

• Strong, accessible and stable control of the output voltage
• Active filter design with variable Q factor
• Potentiometer-controlled current limiting circuits
• Variable gain amplifiers
• Control of operating frequencies in oscillators
• Control of circuit protection devices

Working Principle

The SM4ETA503 consists of a resistive element that is controlled by a wiper. The wiper can move between 64 individual steps to make an adjustment. The track of the resistive element is made of conductive plastic, providing a continuous track that is unaffected by dust, dirt, and oils. The adjustment of the potentiometer is done by rotating the knob.

The movement of the wiper across the resistive element creates an electrical change in resistance, resulting in a change in either the voltage or current of the device output. By adjusting the location of the wiper along the track, the device can be set to different operating points, for controlling the gain of an amplifier, the speed of a motor, or the protection setting of a circuit.

Conclusion

The SM4ETA503 trimmer potentiometer is a device used to adjust the setting of electrical, mechanical, and optical parameters in order to improve the dynamic performance in a wide range of applications. It provides an adjustable and stable setting of parameters by means of a rotary knob for a wide range of applications, including voltage and current control, active filter design, and circuit protection.

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