3339P-1-203LF

Series:	Trimpot® 3339 - Sealed
Packaging:	Tube
Lead Free Status / RoHS Status:	--
Part Status:	Active
Moisture Sensitivity Level (MSL):	--
Resistance:	20 kOhms
Power (Watts):	0.5W, 1/2W
Tolerance:	±10%
Temperature Coefficient:	±100ppm/°C
Number of Turns:	4
Adjustment Type:	Top Adjustment
Resistive Material:	Cermet
Mounting Type:	Through Hole
Termination Style:	PC Pins
Size / Dimension:	Round - 0.300" Dia x 0.250" H (7.62mm x 6.35mm)

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Trimmer Potentiometers: Introduction to the 3339P-1-203LF Application Field and Working Principle

Trimmer potentiometers, more commonly referred to as trim pots, are manual potentiometers used to fine-tune output signals in a variety of electronics devices and applications. The 3339P-1-203LF is one popular type of trim pot and is ideal for a number of different usage scenarios. This article provides an overview of the 3339P-1-203LF trim pot, including information on its application field, working principle, and features.

Application Field of 3339P-1-203LF Trim Pot

The 3339P-1-203LF trim pot is ideal for a wide variety of applications, including power supply voltage adjustments, voltage dividers, manual gain controls, signal attenuators, light dimmers, and sensor calibration. In addition, this trim pot can be used for controlling motor speed or as a precision digital potentiometer. It\'s also commonly used in analog audio systems.

Working Principle of 3339P-1-203LF Trim Pot

The 3339P-1-203LF trim pot is based on a variable resistor. The mechanism works similarly to a fixed resistor, except that it can be manually adjusted to change the amount of resistance it has. This allows for precise adjustments in the output signal based on the user\'s needs. The trim pot has two terminals (plus and minus) and a control knob. When the knob is turned, a wiper moves along its circuit board track between the two terminals, changing the amount of resistance connecting them. As the wiper moves, the resistance of the trim pot decreases or increases depending on the direction of the knob\'s rotation. This change in resistance, in turn, changes the output.

Features of 3339P-1-203LF Trim Pot

The 3339P-1-203LF trim pot comes with a wide range of features, including:- A resistance range of 1K ohms to 10M ohms- Low maximum applied power of 0.3W- High maximum voltage up to 100V- Long service life, up to 25,000 cycles- High temperature and humidity resistance- Compact size- Highly precise resistive value

Conclusion

The 3339P-1-203LF trim pot is a versatile and reliable electrical component. Its wide range of features and adjustable resistance make it a great choice for a variety of applications, from motor control to analog audio production. For anyone in need of a quality trim pot, the 3339P-1-203LF is an excellent choice.

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