Series:	43
Packaging:	Tape & Reel (TR)
Lead Free Status / RoHS Status:	--
Part Status:	Active
Moisture Sensitivity Level (MSL):	--
Resistance:	20 kOhms
Power (Watts):	0.125W, 1/8W
Tolerance:	±20%
Temperature Coefficient:	±100ppm/°C
Number of Turns:	11
Adjustment Type:	Top Adjustment
Resistive Material:	Cermet
Mounting Type:	Surface Mount
Termination Style:	J Lead
Size / Dimension:	Rectangular - 0.161" x 0.125" Face x 0.161" H (4.10mm x 3.18mm x 4.10mm)

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Overview of Trimmer Potentiometers

Trimmer potentiometers, also referred to as trim pots or variable resistors, are resistors that allow a user to adjust the resistance value in an electrical circuit. These devices are commonly used to adjust the voltage of an electrical system, as well as to adjust the frequency of an AC signal. The most common type of trimmer potentiometer is called the 43WR20KLFTR, and this unit features a thin wafer that is adjusted by using a small screwdriver. In this article, we will provide an overview of the 43WR20KLFTR application field and working principle.

The 43WR20KLFTR Application Field

Trimmer potentiometers are commonly used in various applications and industries. These devices typically have a wide range of acceptable resistance values, which make them ideal for many applications. The 43WR20KLFTR is a versatile trimmer potentiometer that can be used in automotive, industrial, and consumer applications.In automotive applications, the 43WR20KLFTR can be used to adjust the headlights, fog lights, and dash lights. It can also be used to adjust the air pressure in tires and the fuel mixture in the engine. In industrial applications, the potentiometer can be used to adjust the speed of motors, electrical systems, and various other types of electrical equipment. In consumer applications, the trim pot can be used to adjust the sound pressure level of audio systems, the brightness level of LCD monitors, and the rotation speed of fans.

The 43WR20KLFTR Working Principle

The 43WR20KLFTR trimmer potentiometer works by using two resistors of different values, connected in series between the power supply voltage and a point in the circuit. The resistance of each resistor is adjusted using a small screwdriver and can be adjusted to reach the desired resistance value that is required for the circuit.When the potentiometer is adjusted, the resistance between the two resistors changes. This adjustability helps to regulate the amount of current flowing through the circuit. When the resistance of the potentiometer is increased, less current will flow through the circuit and vice versa. This feature allows the user to adjust the resistance of the circuit to any desired value.

Conclusion

Trimmer potentiometers are commonly used in many different applications, and the 43WR20KLFTR is one of the most popular varieties. This device is used in automotive, industrial, and consumer applications, and it is able to adjust the resistance of a circuit to any desired value. The working principle of the 43WR20KLFTR is based on two resistors connected in series, with the resistance value of both devices adjustable using a small screwdriver.

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