37FR5KLF

Trimmer Potentiometers

A trimmer potentiometer, also known as a miniature adjustable potentiometer, variable resistor, or variable resistor, is a two terminal, manually adjustable variable resistor with 3 terminals. The 3 terminals consist of a track, wiper, and arm. Trimmer potentiometers can be part of a wide variety of electrical and electronic circuits, such as voltage dividers, comparators, active filters, and DC amplifiers. The most commonly used trimmer potentiometer is the 37FR5KLF.

37FR5KLF Application Field

The 37FR5KLF is most often used in electrical and electronic circuits where precise adjustment of the circuit parameters is required. Typical application fields for the 37FR5KLF are radios, sonar systems, radar systems, TV tuners, medical electronic devices, smart meters, and food processing equipment. The 37FR5KLF is also used in consumer electronic devices such as personal computers, ovens, and washing machines.

37FR5KLF Working Principle

The working principle of the 37FR5KLF trimmer potentiometer is the adjustment of the resistance value according to the relative movement of the wiper along the track. This resistance value can be adjusted using a knob on the top of the trimmer. The resistance range of the 37FR5KLF is usually between 0.5 ohms and 0.1 ohms. The adjustment of the resistance is accomplished by passing current through the track and measuring the output voltage on the wiper. The higher the output voltage, the higher the resistance.

Conclusion

The 37FR5KLF is a highly accurate and reliable trimmer potentiometer used in various application fields such as radios, sonar systems, radar systems, TV tuners, medical electronic devices, smart meters, and food processing equipment. The working principle of the 37FR5KLF is the adjustment of the resistance value according to the relative movement of the wiper along the track, allowing for precise adjustment of the circuit parameters.