3339H-1-200LF

Series:	Trimpot® 3339 - Sealed
Packaging:	Tube
Lead Free Status / RoHS Status:	--
Part Status:	Active
Moisture Sensitivity Level (MSL):	--
Resistance:	20 Ohms
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

Trimmer potentiometers are useful components for fine tuning and calibration of electrical circuits. One particular model of trimmer potentiometer, the 3389H-1-200LF, has a multitude of uses. This section explores the application field of 3389H-1-200LF trimmer potentiometers, as well as their working principles.

Application Field of 3389H-1-200LF Trimmer Potentiometers

3389H-1-200LF trimmer potentiometers are versatile components that can be used in a variety of applications. These include, but are not limited to, sensing, controlling, and regulating various current and voltage parameters.The 3389H-1-200LF can be used to assemble electronic control systems for industrial, medical, and automotive purposes. It can be used in industrial processes such as computerized plant or machine control, enclosed motor control, and closed loop temperature control.In medical applications, the 3389H-1-200LF can be used for automatic electrode positioning or to control the oxidation rate in cardiac pacemakers. For automotive uses, the trimmer can be used for revolution monitoring, traction control, speed sensing, and fuel injection control.The 3389H-1-200LF also lends itself to non-electronic applications, such as communication, instrumentation, and audio systems used in broadcast facilities and music studios.

Working Principle of 3389H-1-200LF Trimmer Potentiometers

The 3389H-1-200LF trimmer potentiometers work on the principle of resistive heating. This involves controlling the amount of electrical current that passes through the device, which in turn produces a proportional amount of heat. The heat produced can then be used to control or regulate a circuit.When used as a variable resistor, the 3389H-1-200LF works by varying the resistance of the device. This is done by either increasing or decreasing the amount of electrical current that passes through the trimmer, using the variable potentiometer located on the trimmer\'s case. When used as an adjustable voltage regulator, the 3389H-1-200LF works by controlling the voltage supplied to a circuit. The amount of voltage can be varied using the variable potentiometer; as the voltage is increased, the resistance of the trimmer is lowered, allowing more current to flow to the circuit.

Conclusion

The 3389H-1-200LF trimmer potentiometer is a versatile component that can be used in many applications. Its application field includes industrial and medical processes, as well as automotive and non-electronic systems. It works on the principle of resistive heating, which involves controlling the amount of electrical current that passes through the device. The 3389H-1-200LF can therefore be used as a variable resistor or as an adjustable voltage regulator.

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