72PR1KLF

Series:	72
Packaging:	Bulk
Lead Free Status / RoHS Status:	--
Part Status:	Active
Moisture Sensitivity Level (MSL):	--
Resistance:	1 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 0.187" H (9.53mm x 9.53mm x 4.75mm)

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What are Trimmer Potentiometers?

Trimmer potentiometers, commonly referred to as trimpots, are a type of variable resistor that are used for adjusting circuits. They are small, adjustable, three-terminal resistors often used to adjust signal levels or in circuit calibration. The device provides a user with the ability to adjust the resistance property without having to replace the entire component. It is usually used when adjusting a variety of electronic control systems and circuits. Trimpots come in a variety of shapes, sizes and values.

72PR1KLF Application Field and Working Principle

The 72PR1KLF trimmer potentiometer is a single-turn trimmer potentiometer with a through-hole design for mounting onto a printed circuit board. The device features a wide range of resistance values with a standard value of 1 KOhm. It is designed to be manually adjusted and features a 62mW maximum power rating and an operating temperature range of -55°C to +125°C. The device has a total resistance tolerance of ±20%. The 72PR1KLF works by allowing the user to infinitely adjust the resistance value of the device when manipulated. The device synellically works by changing the contact area between a metal shaft and a resistive element. The resistance property of the device is varied by sliding the metal shaft against the resistive element. When the metal shaft is moved it causes the circuit to increase or decrease the resistance value, depending on which way the metal shaft was moved. The 72PR1KLF can be used in a wide range of applications including amplifiers, signal generators, light dimmers, timer circuits and frequency filters. It is also commonly used in computer motherboards and power supplies to adjust voltage levels. The device is also used in the telecommunications industry for adjusting data rates.

Conclusion

Trimmer potentiometers are an essential part of any electronic system or circuit. They enable the user to make small adjustments to the circuit’s resistance by simply moving the metal shaft. The 72PR1KLF trimmer potentiometer is a popular device that can be used in a wide range of applications including amplifiers, signal generators, light dimmers, timer circuits and frequency filters. With its 62mW power rating and a -55°C to +125°C operating temperature range, it is an ideal choice for use in a range of projects.

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