89WR500KLF

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 special type of potentiometers used in applications that require setting and adjusting parameters to higher accuracy levels or in applications where access to the underlying electronic component’s adjustment is inaccessible. The 89WR500KLF is one such trimmer potentiometer whose application field and working principle will be discussed in this article.

Application Field

The 89WR500KLF trimmer potentiometer is used mainly in audio applications. For example, it can be used as a tone-control for sound systems, in audio amplifiers, equalizers and speaker crossover networks. It can also be used in line-level audio signal preamps for adjusting input gain level without introducing noise into the signal. It is also used in motor speed control systems and power supplies for controlling current (current sensing) and voltage (voltage sensing).

Working Principle

The 89WR500KLF trimmer potentiometer works by varying the resistance of its resistive element across two terminals. The device is typically mounted onto a circuit board, allowing the resistance of the device to be adjusted through the use of a screwdriver or other such small adjustment tool. As the resistance is increased or decreased, the current passing through the device is changed, resulting in a proportional change in the voltage across its terminals.

In the case of motor speed control applications, the 89WR500KLF is used to regulate the amount of voltage that is fed to the motor. By varying the resistance of the device, the current that is drawn from the supply can be accurately adjusted, thereby regulating the speed of the motor. The same principle applies to power supplies as well, where the resistance of the device is used to regulate the current passing through the power supply.

In audio applications, the 89WR500KLF is used to adjust the gain-level, tone, balance and distortion levels of audio signals. By varying the value of the resistive element, the level of gain or distortion of an audio signal can be adjusted to either increase or decrease the output volume. Similarly, the balance level and tone settings of audio systems can be adjusted to achieve the desired sound.

Conclusion

The 89WR500KLF trimmer potentiometer is a versatile device that can be used in a wide variety of applications. Its robust design and adjustable resistance makes it ideal for use in audio systems, motor control systems and power supplies. The device is also easy to install and adjust, making it an ideal choice for a variety of applications.

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