3386F-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:	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 of Trimmer Potentiometers

Trimmer potentiometers are electrical components that are adjusted or set by hand. The main function of trimming potentiometers is to adjust the resistance or capacitance seen by an external circuit with a installed knob. They are often used in the bias circuit of an amplifier and in the frequency adjustment circuit of an oscillator. These trimming potentiometers come in various sizes, shapes, and values. Some of the most common types are single turn, multi-turn, and split-shaft.

3386F-1-203LF Application Field and Working Principle

The 3386F-1-203LF potentiometer is a three-terminal device that is used for adjusting the gain of an amplifier. These trimmer potentiometers are commonly used in audio applications such as logarithmic amplifiers and tone controls. They can also be used in other fields like automotive controls and instrumentation.The 3386F-1-203LF trimmer potentiometer is a single turn, linear taper device. Its nominal resistance value is 203 ohms with a tolerance of ±20%, and has a power rating of 1/4 Watt. This device is constructed of two terminal connections, which are connected to the middle terminal of the potentiometer, and one grounder terminal. A knob is positioned on the rotating element, which is connected to one of the two terminals. As the knob is rotated, the resistance value seen by the external circuit changes accordingly.

Conclusion

The 3386F-1-203LF trimmer potentiometer is a very versatile component that can be used in many applications. Whether it is in audio or automotive controls, this device performs well and is very reliable. It is a convenient and cost-effective way to adjust circuits without having to solder new values in. With its wide resistance range, small size, and robust construction, the 3386F-1-203LF trimmer potentiometer is a great option when looking for an adjustable circuit.

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