3386U-1-503RLF

Series:	Trimpot® 3386 - Sealed
Packaging:	Tape & Reel (TR)
Lead Free Status / RoHS Status:	--
Part Status:	Active
Moisture Sensitivity Level (MSL):	--
Resistance:	50 kOhms
Power (Watts):	0.5W, 1/2W
Tolerance:	±10%
Temperature Coefficient:	±100ppm/°C
Number of Turns:	1
Adjustment Type:	Top Adjustment
Resistive Material:	Cermet
Mounting Type:	Through Hole
Termination Style:	PC Pins
Size / Dimension:	Square - 0.375" x 0.375" Face x 0.190" H (9.53mm x 9.53mm x 4.83mm)

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Trimmer Potentiometers: 3386U-1-503RLF Application Field and Working Principle

Trimmer potentiometers are often used when variable resistance is needed in electrical circuits. They are adjustable components made up of a resistive track, either of carbon or conductive plastic, connected between two terminals with a movable wiper that is connected to the sliding contact, usually referred to as a "wiper arm". The 3386U-1-503RLF is a type of trimmer potentiometer used in a number of application fields. In this article, we will discuss the application field as well as the working principle of 3386U-1-503RLF.

Application Field

The 3386U-1-503RLF is a commonly used trimmer potentiometer, which is available in standard values of 2.2, 5.6, 10, 22, 33, 51, and 100 ohms. They are used in various applications including AC voltage DC voltage control, amplifier bias circuit adoption, and audio equalization. Moreover, 3386U-1-503RLF trimmers are also used as an adjustable resistor in high frequency circuits, as a method of compensating for temperature or high frequency surges, and as part of anti-noise filters.

Working Principle

The working principle behind the 3386U-1-503RLF trimmer is based on the linear resistance-distance principle. This implies that the resistance changes linearly when the wiper arm is moved along the track of the resistive element. As the wiper arm is moved, the resistance changes between the two terminals, thus, providing a wide range of adjustable values. The 3386U-1-503RLF also have a wide range of input voltages, usually ranging between 0 to 16V, and they have a low noise level. This makes them very suitable for a range of AC and DC voltage control applications. The 3386U-1-503RLF are also designed to be well-suited for passing high frequency and low frequency signals.

Advantages

The 3386U-1-503RLF trimmer offer three advantages over other types of adjustable resistors. These advantages are a tight tolerance, a small physical size, and a wide temperature range. The tight tolerance offered by the 3386U-1-503RLF trimmer is due to the precision wiper arm movement along the resistive track. This reduces error and improves accuracy. The small physical size of these trimmers also allows users to better utilize space in their circuits, allowing for greater flexibility in designs. Finally, the trimmer is able to operate in a wide temperature range, thus making them suitable for a greater variety of applications.

Conclusion

The 3386U-1-503RLF trimmer potentiometer is a versatile component that can be used in a wide variety of applications due to its tight tolerance, small physical size, and wide temperature range. It works on the principle of linear resistance-distance, where the resistance changes linearly when the wiper arm is moved along the resistive track. The 3386U-1-503RLF is available in standard values of 2.2, 5.6, 10, 22, 33, 51, and 100 ohms and has a wide range of input voltages, typically between 0 to 16V, making them suitable for AC and DC voltage control applications as well as for other purposes.

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