3386W-1-501RLF

Series:	Trimpot® 3386 - Sealed
Packaging:	Tape & Reel (TR)
Lead Free Status / RoHS Status:	--
Part Status:	Active
Moisture Sensitivity Level (MSL):	--
Resistance:	500 Ohms
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 (trimpots) are variable resistors which are used to calibrate circuits, setup operational parameters and adjust gains in the components of a circuit. The 3386W-1-501RLF trimming potentiometer is a type of ½ watt trimpot manufactured by Bourns Inc, and is designed for applications such as bias or gain adjustment.

Application Field

The 3386W-1-501RLF trimming potentiometer is designed for use across a wide range of applications, including the following:

• Power Supplies - The 3386W is used in AC/DC converters, DC output line regulation circuits, and many other types of power supplies.
• Input/Output Circuits - It is used to adjust gain and/or bias in the input and output circuits of a variety of audio, video and communication systems.
• Data Communications Systems - It is used to set the level of the analog signals which are sent and received in data communications systems such as fax machines, modems, and ISDN systems.
• Digital Signal Processing - It is used to adjust the gain and bias of components used in digital signal processing applications.
• Oscillators - It is used to adjust the gain of oscillators used in various electronic circuits.

Working Principle

Trimpots utilize a sliding contact or wiper which is connected to a resistive element. The wiper is mounted on a central shaft which is rotated to adjust the resistance. The shaft of the 3386W-1-501RLF trimming potentiometer is a shaft assembly with a linear groove that is recessed into the top of the shaft for shielded operation. The 3386W-1-501RLF is a single-turn trimpot which has a total resistance range of 77.6 ohms and with a linear taper. The 3386W-1-501RLF also features robust construction with ceramic substrates and a uniform temperature coefficient of resistance (TCR) for improved reliability.

Conclusion

The 3386W-1-501RLF trimming potentiometer is a highly reliable and versatile device, which can be used for a wide range of applications. Its robust construction and uniform temperature coefficients of resistance ensure optimal performance in a wide variety of operating conditions. It is ideal for applications such as gain and bias adjustment, line regulation, oscillator adjustment, and more.

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