3006W-1-201LF

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Introduction to Trimmer Potentiometers

A trimmer potentiometer is a three-terminal adjustable resistor consisting of a resistive element and two terminals connected to a wiper that moves along the surface of the resistance element. Trimmer potentiometers, also known as trimpots, are most commonly used in circuits to adjust the sensitivity, frequency or gain of a circuit.

3006W-1-201LF Application Field and Working Principle

In particular, the 3006W-1-201LF is a series of trimmer potentiometers manufactured by Bourns. It is a 3-terminal panel adjustable ceramic element wirewound multiturn pot with an operating angle of about 1000 turns and a resistance range of 10 to 100 kilohm. The 3006W-1-201LF is designed for mounting on printed circuit boards with its body-locking feature and is suitable for high precision control applications.

The 3006W-1-201LF trimmer potentiometer has an operating temperature range of -55 to +125°C and operates on a standard voltage of 250VAC. It features a high temperature-resistant coating and an extra-long resistance element life, making it a good choice for temperature-sensitive applications. The series also offers an internal locking mechanism to prevent accidental key turns and adjustments. In addition, its low rotational torque makes it ideal for use in medical, scientific, and laboratory applications.

The 3006W-1-201LF trimmer potentiometer has a rugged construction and is designed to provide superior isolation from dust, dirt, and moisture. The inner construction of the trimmer potentiometer consists of a winding bobbin with an alumina substrate and a brass rod and bushing for stability. The resistor element of the 3006W-1-201LF is composed of a low-tolerance cermet element with a gold-plated heavy-duty wiper for improved reliability. It also has a protective cover to protect against dust, moisture, and foreign materials.

The working principle of the trimmer potentiometer is based on the movement of the wiper along the resistive element. When the wiper is moved to the left, the resistance decreases. When the wiper is moved to the right, the resistance increases. The actual value of the resistance can be adjusted by adjusting the position of the wiper on the resistor element. The resistance of the resistor element can be varied infinite number of times, allowing the user to adjust the resistance to set it to the desired range or value.

Conclusion

The 3006W-1-201LF trimmer potentiometer is a rugged and reliable device that is suitable for a wide range of applications, including medical, scientific, and laboratory uses. Unlike other potentiometers, the 3006W-1-201LF offers a convenient and easy-to-use internal locking mechanism that prevents accidental adjustments. Its low rotational torque, temperature-resistant coating, and extra-long resistance element life make it ideal for temperature-sensitive applications.

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