3386T-1-254LF

Series:	Trimpot® 3386 - Sealed
Packaging:	Tube
Lead Free Status / RoHS Status:	--
Part Status:	Active
Moisture Sensitivity Level (MSL):	--
Resistance:	250 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, also known as a trim pot or trimpot, are adjustable resistors used to tune circuits for optimal performance. They are small, manual rheostats that are designed to be constantly adjusted for calibration, allowing a user to make small changes to the resistance value in a circuit or system. These devices are ideal for applications which require manual adjustment of the resistance in an otherwise static electrical or electronic component.

3386T-1-254LF Application Field and Working Principle

The Panasonic 3386T-1-254LF trimmer potentiometer is a single-turn multi-trace potentiometer. It is designed for applications where high reliability and stability are required. The 3386T-1-254LF is constructed from a thermoplastic body and a brass friction pin actuator which allows a full range of 360° rotation adjustment. The device has a unique rotation-stop feature which allows for precise wiper position adjustments and prevents contact damage due to over-rotation. It also includes an anti-wicking wire which prevents electrical failure caused by solder splashing.The 3386T-1-254LF is designed for use in high temperature applications, such as automotive. It has a high resistance value of 25KΩ, making it useful as a rheostat for adjusting resistance values in circuits. This device is ideal for controlling current, setting voltage level, and making gain adjustments. It is also used in communications systems and other areas that require constant adjustment.In addition, the 3386T-1-254LF has excellent environmental durability, with high humidity and shock resistance and a wide temperature range from -55 to +125°C. It also has excellent resistance to chemical attack and vibration.The 3386T-1-254LF is designed for applications where manual adjustments to the resistance value are needed. The actuator’s screw-type knob is easily adjusted to change the resistance. The device can be adjusted with a simple press or screwdriver can be used to precisely control the resistance value.

Conclusion

The 3386T-1-254LF Multi-trace Trimmer Potentiometer from Panasonic is a high-reliability device ideal for applications requiring frequent adjustment of the rheostat. With its wide temperature range and high resistance value, it provides stability and accuracy in a variety of applications. The device’s unique rotation-stop feature ensures precise wiper position adjustment, while the anti-wicking wire prevents shorting caused by solder-splash. Finally, its high environmental durability makes it suitable for demanding applications.

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