3386S-1-253

Series:	Trimpot® 3386 - Sealed
Packaging:	Tube
Lead Free Status / RoHS Status:	--
Part Status:	Active
Moisture Sensitivity Level (MSL):	--
Resistance:	25 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 to Trimmer Potentiometers

Trimmer Potentiometers, also known as preset potentiometers, are a type of adjustable resistor used to adjust current, voltage, and resistance in electronic circuits. They are used to fine-tune circuit parameters during device testing, or permanently set circuit parameters to allow for optimal device operation. These trimmer potentiometers usually come in two varieties: rotary and slide.

3386S-1-253 Application Field and Working Principle

The 3386S-1-253 is a rotary trimmer potentiometer that comes in a 3386S package. This trimmer is designed to operate in high-frequency circuits and have an operating temperature range of -25 to +75 Celsius. It offers a resistance range of 250 Ohms, and is designed for high-endurance applications with a stated lifetime of >250,000 operations. Its main application fields are to fine-tune audio systems, control motors, and adjust AC/DC currents and voltages. The working principle of this trimmer is simple but elegant. When the shaft of the potentiometer is turned to one of its two terminals, a fixed resistance is set between the two terminals, allowing current to flow from one terminal to the other. The resistance can be precisely adjusted through the rotation of the shaft. The 3386S-1-253 is designed to have tight tolerances, allowing for accurate and reliable adjustments.

Conclusion

Trimmer potentiometers are precision devices used to adjust current, voltage, and resistance in electronic circuits. The 3386S-1-253 is a trimmer potentiometer designed for high-frequency applications and has a wide operating temperature range, a 250 Ohm resistance range, and an excellent durability rating. It can be used to fine-tune audio systems, control motors, and adjust AC/DC currents and voltages, and its working principle is based on setting a fixed voltage between two terminals when the shaft of the potentiometer is turned, allowing current to flow.

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