39PRBBR10KLF20

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Trimmer Potentiometers, like all potentiometers, are two terminal devices that receive an input voltage and conduct a varying amount of current to ground. The difference between potentiometers and trimmer potentiometers (or trimpots) is the physical form they come in – trimpots are usually small, cylindrical devices with a rubber or plastic lid that provides access to the adjustment knob.

The 39PRBBR10KLF20 Trimmer Potentiometer is an adjustable, Low Profile, through-hole component that is primarily used for voltage or resistance calibration. It is available with three different resistance values of 10K ohms, 15K ohms, and 20K ohms to suit a wide variety of applications. The 39PRBBR10KLF20 has a range of 270° of total rotation from end stop to end stop, letting the user fine tune the adjusting knob and adjust the resistance as needed. It also comes with a metalized plastic rotary actuator that is suitable for manual and automated operation applications.

The 39PRBBR10KLF20’s most common application is for precision trimming of analogue systems, such as voltage regulators and audio filters. It can also be used to calibrate and adjust the gain of amplifiers and audio circuits. This trimpot also works great for low-to-moderate power applications, such as adjusting the brightness of a display or setting the gain in a preamplifier. Furthermore, it is compatible with through-hole soldering and can be used in a wide variety of products requiring very precise calibration, such as medical instruments and cameras.

The working principle of the 39PRBBR10KLF20 Trimmer Potentiometer is based on the voltage divider network principle. It consists of three terminals: the positive input terminal, the negative input terminal, and the output terminal. The positive input terminal is connected to the positive supply voltage and the negative input terminal is connected to the output terminal and to the ground. When the adjusting knob is rotated, the output voltage varies according to the position of the knob, allowing the user to accurately adjust the amount of voltage or resistance.

The 39PRBBR10KLF20 Trimmer Potentiometer has a variety of advantages, including high rotational life, low insertion loss, high reliability, and adjustable resistance range. It also has excellent thermal stability, ensuring it can reliably maintain its performance even when exposed to high temperatures. This device is preferred among many engineers due to its small size, wide resistance range, and excellent repeatability.

In conclusion, the 39PRBBR10KLF20 Trimmer Potentiometer is a small, low-profile device that can be used to adjust the voltage or resistance of a circuit. It operates using the voltage divider network principle and offers reliable performance with its high rotational life and thermal stability. This trimpot can be used in a wide variety of applications, from medical instruments to display brightness and audio gain calibration.

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