39PLABR20KLF30

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Trimmer Potentiometers

A trim pot, also known as a trimmer potentiometer, is a three-terminal resistor with a sliding or rotating contact that forms an adjustable voltage divider. The term refers to its use in programming. The most basic trim pot is a rheostat with the wiper serving as the third terminal. They are used to adjust the current or voltage in circuits, and feature an adjustment screw, with the resistance between the terminals changed when the screw is adjusted. As such, trim pots are very versatile for adjusting the parameters of an electrical circuit.

39PLABR20KLF30 Application Field and Working Principle

In particular, the 39PLABR20KLF30 trimmer potentiometer has a wide range of applications, most notably in the fields of testing and debugging of electronic circuits. It is commonly used as a voltage regulator, volume controller, light dimmer, etc. The 39PLABR20KLF30 features a 20kOhm adjustable resistance and a 30o operating angle. It is constructed with a three-terminal design comprising of a fixed resistor connected to two terminals, with an adjustable plunger that serves as the third terminal.

Unlike most resistors, the 39PLABR20KLF30 is designed to be dynamic and adjustable—that is, the resistance can be changed while the device is operating. Applying a voltage to the two fixed terminals and using the adjustable third terminal, the 39PLABR20KLF30 can vary the resistance between the two terminals, shifting the voltage accordingly. In other words, the 39PLABR20KLF30 can turn a fixed voltage into a variable voltage by modulating the resistance.

The 39PLABR20KLF30 also features a wide range of mechanical adjustability. The adjustable plunger features a slotted design, which allows for micro-adjustment of the resistance via a screwdriver or other tool. This allows the user to adjust the resistance to the precise specifications needed, providing great flexibility. The rotating angle of the adjustable plunger is also important, as it allows for fine tuning of the resistance and voltage level.

The 39PLABR20KLF30 is an ideal component for applications that require precise control of voltage or resistance. With its wide range of adjustable features and mechanical adjustability, it is a popular choice for many electronics applications. With its 20kOhm adjustable range and 30o operating angle, the 39PLABR20KLF30 provides a reliable and flexible solution for a variety of electronic applications.

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