RJR24FW103MM

Series:	Trimpot® RJ24/RJR24-Sealed
Packaging:	Tube
Lead Free Status / RoHS Status:	--
Part Status:	Active
Moisture Sensitivity Level (MSL):	--
Resistance:	10 kOhms
Power (Watts):	0.5W, 1/2W
Tolerance:	±10%
Temperature Coefficient:	±100ppm/°C
Number of Turns:	25
Adjustment Type:	Top Adjustment
Resistive Material:	Cermet
Mounting Type:	Panel Mount, Through Hole
Termination Style:	PC Pins
Size / Dimension:	Rectangular - 0.375" x 0.190" Face x 0.395" H (9.53mm x 4.83mm x 10.03mm)

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Introduction to Trimmer Potentiometers

Trimmer potentiometers, also called trimpots, are potentiometers that provide a variable resistance to control electrical signals. They are unique for their omni-directional motion, and ability to adjust control wirings without the need for complex soldering.Originally developed in the 1950\'s, trimpots are now widely used in electronics for adjusting operations such as volume level and gain adjustments. The housing and termination style of trimpot depends on input and output requirements. They are available in a variety of styles, sizes and mechanical configurations to provide the most appropriate and cost effective solution.

The RJR24FW103MM Trimmer Potentiometer

The RJR24FW103MM is a trimmer potentiometer with a wide range of applications. It is a compact, 3-terminal device with a one turn rotative adjustment with an off-on switch, and has a tensile strength of 400g. It is made of plastic material, and is designed to work in modest temperature and humidity environments. The resistance value of RJR24FW103MM ranges from 103 ohm to 39k ohm, and the operating voltage is AC/DC.The RJR24FW103MM is mainly used in LED signboards, industrial products and power supplies. It is also used in automotive based applications, and three-dimensional printers.

RJR24FW103MM Working Principle

The RJR24FW103MM trimmer potentiometer works based on the principle of the resistor vessel. It consists of three parts: the terminal resistor, control terminal and resistor core. The resistor core is rotating and divided into several equal parts. The control terminal is connected to the external terminals and is linked to the rotating resistor core. The terminal resistor is connected to a stationary resistor which tells the initial value of the resistance value.When the rotary core is turned, the contact of the control terminal is changed. The resistance value, as a result, is changed according to the difference between the terminal resistor and the control terminal contact points. The terminal resistor determines the zero-state of the resistance. The RJR24FW103MM trimmer potentiometer uses precise wiring technology and spring structures to adjust contact points of the control terminal which, in turn, adjusts the resistance value. Thus, trimmer potentiometer provides an adjustable resistance in a compact and convenient package.

Conclusion

Trimmer potentiometers are an essential and indispensable component for almost any electronics or electrical engineering project. The RJR24FW103MM is a trimmer potentiometer with a range of applications and is ideal for LED signboards, industrial products, power supplies and three-dimensional printers. It operates based on the principle of a resistor vessel and is designed to work at modest temperatures and humidity. The RJR24FW103MM can be used to adjust a wide range of resistance values from 103 ohm to 39k ohm, and is an excellent choice for reliable and precision adjustments.

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