3214X-2-103E

Series:	Trimpot® 3214 - Sealed
Packaging:	Tape & Reel (TR)
Lead Free Status / RoHS Status:	--
Part Status:	Active
Moisture Sensitivity Level (MSL):	--
Resistance:	10 kOhms
Power (Watts):	0.25W, 1/4W
Tolerance:	±10%
Temperature Coefficient:	±100ppm/°C
Number of Turns:	5
Adjustment Type:	Top Adjustment
Resistive Material:	Cermet
Mounting Type:	Surface Mount
Termination Style:	Gull Wing
Size / Dimension:	Rectangular - 0.189" x 0.138" Face x 0.209" H (4.80mm x 3.50mm x 5.30mm)

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Trimmer Potentiometers

A trimmer potentiometer, or variable resistor, is an adjustable electrical resistor used to provide maximum performance and long service life in applications that require precision control. Trimmer potentiometers are typically small, single-turn or multi-turn devices used for obtaining precision voltage, current, or resistance control.The 3214X-2-103E series trimmer potentiometers is a popular series of devices that provide a reliable and cost-effective solution for a wide range of applications. This series offers single-turn, multi-turn, and rotary configurations with a variety of voltage and current ratings. These devices are ideal for applications where precise and repeatable control is required, such as in instrumentation, telecommunications, medical, and industrial electronics.

Application Field and Working Principle

The 3214X-2-103E trimmer potentiometers are used in various applications, such as for the adjustment of power and waveform levels; for setting of frequency and phase in communications and other electronic systems; for calibrations, tests, and adjustments in voltage regulation, servo systems, and other analogue electronic machinery; and for providing resistance in circuits required impedance matching and providing precision current control.The working principle of a trimmer potentiometer is that a resistive element is positioned near a control element, which can either be a rotating knob or a contacts disk. The control element adjusts the resistance value of the resistive element. The control element is connected to a shaft which is in turn connected to a wiper arm which travels across the resistive element in accordance with the rotation of the knob. As the knob is turned, the wiper arm adjusts the resistance value accordingly.Trimmer potentiometers are available in single-turn, multi-turn, and rotary configurations, with or without mechanical power feedback. The single-turn devices are the most common and feature a single track, while the multi-turn devices feature multiple tracks on the same axis, allowing for more precise adjustments. The rotary type of trimmer potentiometer offers a continuous adjustment range when the knob is rotated.The 3214X-2-103E series of trimmer potentiometers offers a range of voltage and current ratings with single turn, multi-turn, and rotary configurations. The single turn variant provides a maximum resistance of 500 ohms, while the multi-turn variant can provide a maximum resistance of up to 1 kiloohms and the rotary version can offer values up to 10 kiloohms.The devices are available with power ratings up to 1 watt and also feature a high mechanical power rating of 2 watts. The series is also suitable for use in temperature-sensitive applications, with operating temperature range between-25C and +85C. The devices feature a tolerance of 15 percent for fixed resistors and 0.5 percent for trimmer resistors, and a maximum on-resistance of 5 ohms.The 3214x-2-103E series of trimmer potentiometers offers superior performance and a long service life, making them suitable for a wide range of applications. The devices feature a robust construction and are easy to install and use. They also feature a high mechanical power rating and offer excellent resistance and temperature performance. In conclusion, the 3214X-2-103E series of trimmer potentiometers are highly reliable and cost-effective solutions for a wide variety of applications. They offer excellent resistance, voltage, and current ratings, as well as a long service life and superior performance. With their wide range of configurations and power ratings, the 3214X-2-103E series of trimmer potentiometers are an ideal solution for precision voltage, current, and resistance control needs.

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