M43P103KB40

Series:	43
Packaging:	Bulk
Lead Free Status / RoHS Status:	--
Part Status:	Active
Moisture Sensitivity Level (MSL):	--
Resistance:	10 kOhms
Power (Watts):	0.75W, 3/4W
Tolerance:	±10%
Temperature Coefficient:	±100ppm/°C
Number of Turns:	18
Adjustment Type:	Side Adjustment
Resistive Material:	Cermet
Mounting Type:	Through Hole
Termination Style:	PC Pins
Size / Dimension:	Rectangular - 0.252" x 0.189" Face x 0.748" L (6.40mm x 4.80mm x 19.00mm)

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Trimmer Potentiometers

Trimmer potentiometers, otherwise known as trimmer pots, are miniature, adjustable preset resistors able to sustain pressure while withstanding environmental extremes. M43P103KB40 is one type of small trimmer pot, commonly used as variable controlling elements in electrical equipment such as small radios, signal filters, and voltage regulators.

Application Field

M43P103KB40 trimmer potentiometers are a useful and important component in a variety of areas, from electronic music instruments to industrial and engineering applications. It provides the flexibility of both a basic potentiometer and a trim potentiometer, because it includes a wide range of available resistance values from 1 to 10 kilo ohms, which can be adjusted according to the user’s needs.In the field of audio equipment, the M43P103KB40 works as an adjusting device of various components and their functionality. For example, it can be used to adjust the signal volume level of microphones, electric acoustic instruments, equalizers, mixing consoles, and other audio-related devices. In circuit tester and electronic measurement devices, M43P103KB40 is used to adjust the signal bandwidth, amplify signals, detect and measure AC signals, calibrate its systems, and test the current, voltage, frequency, and temperature. In addition, it can accurately measure, promote, and prevent the transmission of signals in the industrial process control process, as well as offer solution to other complex industrial signal regulation systems.

Working Principle

M43P103KB40 trimmer potentiometers consist of a deck of fixed contact and a wiper that moves along the deck controlled by an adjustment screw. The fixed contact and wiper are made of a material called tungsten, which resist the passing and emission of electricity. By rotating the adjustment screw, the wiper moves along the deck from one end to the other. This modulation changes the resistance values of each portion of the potentiometer that is in elastic contact with the wiper, resulting in the channels opening or closing, allowing controlled, stable, and accurate regulation of the signal. In a trimmer potentiometer, the maximum usable power for a certain resistance depends on its power rating, or the maximum electrical power it can consume without burning out. For M43P103KB40, its power rating is 403mW.

Conclusion

M43P103KB40 trimmer potentiometers are a reliable and accurate resistance element that is ideal for applications requiring precise electrical control. Its size, flexibility, and power rating make it a perfect tool for controlling a wide range of audio equipment and electronic measurement devices, and it can effectively calibrate a wide range of signal parameters, such as volume, bandwidth, and frequency. Therefore, trimmer potentiometers are highly recommended for a variety of applications.

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