3386M-1-203

Series:	Trimpot® 3386 - 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:	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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Introduction

Trimmer potentiometers are a type of adjustable electrical resistor. They are used to adjust a circuit\'s resistance to alter the voltage or current that flows through it, or to adjust the gain in a circuit. The 3386M-1-203 is a trimmer potentiometer which is used in a wide range of applications such as automotive, industrial and audio circuitry.

Applications

The 3386M-1-203 is a precision trimmer potentiometer used in a variety of automotive, industrial and audio applications. In automotive applications the 3386M-1-203 is used to control the fuel mixture in an engine, adjust the airflow of an air-fuel mixture, adjust the voltage of sensors, and adjust the timing of spark plugs.In industrial applications the 3386M-1-203 is used to adjustable the position of air flow direction valves, control the flow of liquids, or control the speed of motors, fans and blowers.The 3386M-1-203 is also used in audio applications such as tuners and amplifiers, for adjusting the level of the audio signal, or as a mix control on synthesizers and effects units.

Working Principle

The 3386M-1-203 trimmer potentiometer works on the principle of varying the resistance of a wiper contact on a resistor track as it moves along the track. The resistance of the track is determined by the number of turns of resistance material the track contains. The amount of resistance is increased or decreased as the movable wiper contact moves along the resistor track.The 3386M-1-203 trimmer potentiometer consists of a set screw and a wiper contact, and is designed to be adjusted by a basic flathead screwdriver. The wiper contact is designed to move along the resistor track, changing the resistance of the circuit as it moves. This resistance adjustment allows the user to accurately control the voltage, current, or gain in the circuit.

Conclusion

The 3386M-1-203 trimmer potentiometer is a commonly used adjustable electrical resistor used in a wide range of automotive, industrial and audio applications. It works by varying the resistance of a wiper contact on a resistor track, as it moves along the track. This allows the user to easily adjust the voltage, current, or gain in the circuit. By doing so, the user is able to precisely control the desired output.

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