3386X-1-203LF

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:	Side Adjustment
Resistive Material:	Cermet
Mounting Type:	Through Hole
Termination Style:	PC Pins
Size / Dimension:	Square - 0.375" x 0.375" Face x 0.375" H (9.53mm x 9.53mm x 9.53mm)

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Introduction

Trimmer potentiometers are a type of electronic component that provides adjustable electrical resistance. They are commonly used to adjust radio and television sets, as well as computer components. The 3386X-1-203LF is a trimmer potentiometer designed with an adjustable and lockable screw contact, allowing for precise adjustment of its resistance. This article will discuss in detail the application field and working principle of the 3386X-1-203LF.

Application Field

The 3386X-1-203LF can be used in a wide range of application fields. It is primarily used in the adjustment of audio systems, such as for setting the volume level, tone, and balance. It is also used in television sets for setting the color hue, contrast, and brightness. In addition, the 3386X-1-203LF can be used in other electronic components that require adjustable electrical resistance, such as for dimming car headlights, adjusting the levels of a computer audio device, and controlling the flow of current in industrial machines.

Working Principle

The 3386X-1-203LF is made up of a series of contacts arranged in a helix pattern. Each contact is connected to a linear resistor, which varies its resistance according to its relative position in the helical pattern. The linear resistor can be adjusted using a screwdriver, allowing for precise adjustments in the electrical resistance.When the 3386X-1-203LF is connected to an external circuit, an electric current is applied to the linear resistor. This causes the resistance to vary according to the adjusted position, allowing for precise control of the flow of current through the external circuit.

Conclusion

The 3386X-1-203LF is a trimmer potentiometer designed to provide adjustable electrical resistance. The application field of the 3386X-1-203LF includes adjustment of audio systems, television sets, car headlights, computer audio devices, and industrial machines. The working principle of the 3386X-1-203LF depends on a series of helical contacts, each connected to a linear resistor, which varies its resistance when adjusted with a screwdriver.

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