72PMR50LF

Series:	72
Part Status:	Active
Lead Free Status / RoHS Status:	--
Resistance:	50 Ohms
Power (Watts):	0.5W, 1/2W
Tolerance:	±20%
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 0.187" H (9.53mm x 9.53mm x 4.75mm)

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Introduction

Trimmer Potentiometers (also known as trim pots) are small, adjustable, miniature potentiometers that can be used to fine-tune, calibrate or adjust a circuit. The 72PMR50LF is a trimmer pot designed specifically for precision operations. This article explains the working principle and application fields of the 72PMR50LF.

Working Principle

Trimmer pots are constructed with a resistor, a rotating contact arm, or wiper, and a set of end terminals. The resistor produces a voltage gradient (or potential drop) as the wiper travels along its path, allowing for very precise voltage adjustments.The 72PMR50LF is unique in that it combines a precision resistor element and a potentiometer (pot) element in a single package. This combination allows for finer control over the voltage gradient produced by the resistor, as well as more precise calibration of circuit parameters. The 72PMR50LF also features a low-resistance contact arm, which helps minimize contact resistance and provides more accurate voltage readings.

Application Field

Trimmer pots are used in a wide variety of applications, particularly where precise control of a circuit is required. The 72PMR50LF trimmer pot is primarily used in high-precision, high-performance applications, such as professional audio, medical equipment and industrial test and measurement equipment.Due to its precision, the 72PMR50LF is ideal for use in applications where any small change or adjustment in the circuit can have a significant effect. For example, in medical applications, the benefits of a high-precision trimmer pot can be used to help maintain patient safety or ensure consistent results in a clinical setting. In industrial applications, precision trimmer pots are often used to calibrate equipment or adjust the settings of a process control system.

Conclusion

The 72PMR50LF trimmer pot is a precision, high-performance potentiometer that is ideal for use in applications requiring precise control. This potentiometer is primarily used in professional audio, medical equipment and industrial test and measurement applications. With its combination of precision resistor and potentiometer elements, combined with its low-resistance contact arm, the 72PMR50LF is an ideal choice for applications requiring precise control and calibration.

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