3224X-1-203E

Series:	Trimpot® 3224 - Sealed
Packaging:	Tape & Reel (TR)
Lead Free Status / RoHS Status:	--
Part Status:	Active
Moisture Sensitivity Level (MSL):	--
Resistance:	20 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:	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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Introduction

Trimmer Potentiometers, sometimes referred to as trimpots or trimmers, are variable resistors typically used to set, adjust, or control voltage, flow, or other characteristics of an electrical control system, including computers or other electronic components. The 3224X-1-203E is a multi-purpose trimmer potentiometer, capable of precise control of voltage or current in a range of applications.

Applications

The 3224X-1-203E is an excellent choice for a wide range of applications, such as tuning or compensating the output of an electronic circuit; adjusting referenced voltages, including Active Low Reference Voltage, High Reference Voltage, and Low Reference Voltage; and controlling the input voltage for sensitive electronic devices, such as specially calibrated meters. 3224X-1-203E can also be used as a volume control in audio systems, a voltage-controlled oscillator, a variable resistance sensor, or a programmable frequency synthesizer.

Design Considerations

The 3224X-1-203E is designed to be highly reliable and stable over a wide temperature range. Its robust design includes an insulated wire terminal for ease of installation, and an adjustable positioner to ensure the required tension is maintained when in use. It also features a spotweldable terminal so that it can be easily soldered to a circuit board or casing.

Working Principle

The 3224X-1-203E works by electromechanical control of a resistive element. As the user adjusts the trimmer, a metal contact moves along the resistor, thereby changing its resistance value. This adjustment is made via a small knob or dial located on the trimmer. The use of high-quality materials ensures that the resistive element is reliable and stable over the specified temperature range.

Conclusion

The 3224X-1-203E is a versatile trimpot and is suitable for a wide range of applications that require precise control of voltage or current. Its robust design allows for reliable performance over a wide temperature range, and its adjustable positioner and spotweldable terminal enable easy installation and maintenance. It is also an economical solution, making it an excellent choice for many applications.

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