72XWR250KLF

Series:	72
Part Status:	Active
Lead Free Status / RoHS Status:	--
Resistance:	250 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:	Rectangular - 0.375" x 0.187" Face x 0.386" H (9.53mm x 4.75mm x 9.80mm)

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Introduction

Trimmer potentiometers are adjustable resistors that are typically used in applications where a precise electrical resistance value is required. The 72XWR250KLF is a top-of-the-line trimmer potentiometer. This application field and working principle will be discussed in the following sections.

Application Field

Trimmer potentiometers like the 72XWR250KLF are found in a variety of applications. They are commonly used in printed circuit boards to make small adjustments to voltage and resistance levels. Additionally, they are also used in audio devices such as equalizers and amplifiers to adjust the sound output. Another common application for trimmer potentiometers is in sensors. The 72XWR250KLF can be used to adjust the sensitivity of motion, pressure or light sensors to ensure that they are accurate within the specified range. This makes them suitable for use in medical devices, automotive systems and other sensitive control systems. Finally, trimmer potentiometers like the 72XWR250KLF are also commonly used in robotics. They can be used to adjust the position of servos, adjust the speed of motors and adjust the resistance in sensors.

Working Principle

The working principle of the 72XWR250KLF is very simple. It consists of three pins and a small variable resistor attached to the circuit board. The two outer pins act as the terminals for the resistor, while the middle pin acts as the actuation pin. Applying an external voltage across the terminals will cause the actuation pin to move, adjusting the resistance. The 72XWR250KLF has a resistance range between 0 Ohms and 25K Ohms. This range can be adjusted very precisely by rotating the external knob. This makes it especially suited for applications where accurate adjustments must be made. Additionally, the 72XWR250KLF is temperature compensated, so it can be used in a wide range of temperatures without affecting its performance.

Conclusion

The 72XWR250KLF is a top-of-the-line trimmer potentiometer. It is typically used in printed circuit boards, audio devices, sensors and robotics. It has a simple working principle - applying an external voltage across the terminals will cause the actuation pin to move, adjusting the resistance. This makes it an ideal choice for applications where precise adjustments must be made.

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