SM4W102

Series:	SM4
Packaging:	Bulk
Lead Free Status / RoHS Status:	--
Part Status:	Obsolete
Moisture Sensitivity Level (MSL):	--
Resistance:	1 kOhms
Power (Watts):	0.25W, 1/4W
Tolerance:	±10%
Temperature Coefficient:	±100ppm/°C
Number of Turns:	12
Adjustment Type:	Top Adjustment
Resistive Material:	Cermet
Mounting Type:	Surface Mount
Termination Style:	J Lead
Size / Dimension:	Rectangular - 0.193" x 0.146" Face x 0.209" H (4.90mm x 3.70mm x 5.30mm)

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Trimmer Potentiometers: SM4W102 Application Field and Working Principle

Trimmer Potentiometers are electronic components that are used to adjust the resistance or power levels of an electrical circuit. They are used to control the intensity of an electric current and to provide a means of regulating the voltage and current supplied to a range of devices. A trimmer potentiometer, also known as an adjustable potentiometer, is an adjustable component that is typically found within electro-mechanical equipment and used to set precise voltage or current values.The SM4W102 is a very popular Trimmer Potentiometer produced by the company Ohmite. It is a two-terminal, single-turn, adjustable potentiometer that is small in size, yet features a high accuracy and stability. The SM4W102 is commonly used in the telecommunications, automotive, medical, and consumer electronics industries and it is highly popular due to its ability to provide a versatile way to adjust the small ferrite beads, voltage, and current. The SM4W102 has two terminals for connecting with a circuit and its typical resistance range is between 20 ohms and 500 ohms. It is made of an oxide-coated resistive element which is connected to two screw terminals for the connections. The SM4W102 can be connected in either a linear or logarithmic configuration for applications that require either curved or straight voltage outputs. The accuracy of the SM4W102 is ±2.8%, while its life expectancy can reach up to 5 million turns. The SM4W102 works in a physical manner - the circular knob is turned to adjust the resistance or the voltage. The top of the potentiometer is modified so that the circular knob can conveniently rotate and the adjustment can be made. The SM4W102 has a built-in dust proof diaphragm which keeps out any particles that could contaminate and damage the interior of the potentiometer.In terms of its applications, the SM4W102 is mainly used in industrial settings such as telecommunications, automotive, medical equipment and consumer electronics. It can be used to adjust the volume, balance the signals in a radio, and adjust the intensity and color in a lightbulb, among other things. Furthermore, it can also be used in test and measurement equipment such as an oscilloscope or a power meter, for adjust the voltages that the system produces. Overall, the SM4W102 Trimmer Potentiometer is a versatile and highly accurate component that is capable of withstanding extreme conditions and temperatures. With its accurate performance, it is a great choice for various applications. Thanks to its small size and adjustable surface, the SM4W102 is also easy to use and maintain, making it a great asset for a wide range of industries.

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