RJ4EW102

Series:	RJ-4
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:	Round - 0.193" Dia x 0.177" H (4.90mm x 4.50mm)

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Introduction to Trimmer Potentiometers

Trimmer Potentiometers (TP) are a type of variable resistor often used for fine tuning and calibration in electronics. They are usually small, adjustable devices that are inserted onto an electronic circuit board. They are used to make adjustments to the electrical characteristics of the circuit, such as adjusting voltage, resistance, and current.TPs are commonly found in digital (and analog) systems such as amplifiers, equalizers, display panels, circuit boards, and control panels. A TP can be used to precisely adjust settings of a system to make it work correctly and efficiently.

RJ4EW102 Application Field and Working Principle

The RJ4EW102 is a trimmer potentiometer made by ROHM Semiconductor. It is a 2-pin device that can be used to make fine adjustments to a circuit. The RJ4EW102 has a resistance range of 1ohm to 10k ohms and a power rating of 0.1W, making it suitable for many applications.The RJ4EW102 operates on a simple dual-gang system, with two independently adjustable sides. One side is used to adjust the resistance, while the other is used to adjust the voltage. The adjustment knob has a maximum rotation of ±15°, allowing for precise fine-tuning of the system.The RJ4EW102 is designed to be used in a variety of applications, but is especially useful in power supply circuits that require precise voltage adjustment. It is also suitable for use in audio applications, as it can provide the necessary range of resistance for adjusting the output levels and frequencies.

Conclusion

The RJ4EW102 is a versatile trimmer potentiometer that can be used for a variety of applications. It has a wide resistance range and a low power rating, making it suitable for many tasks. Its dual-gang system allows for precise adjustments, making it an ideal choice for power supply and audio applications.

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