3214X-1-504E

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Trimmer potentiometers are a family of adjustable resistors that are often used in smaller electronic equipment. The 3214X-1-504E is a trimmer potentiometer that is specifically designed to adjust or trim low-value resistors in modern digital circuits. Its resistive range is quite small at only 0.1 Ω to 500 Ω, but it offers very good accuracy and stability over its rated temperature range.

The 3214X-1-504E’s application field includes low-frequency precision voltage regulation, circuit gain control, and power management stabilization. It is often used to adjust the DC offset of sensitive circuits such as signal amplifiers, so as to precisely match the amplifier’s output to the requirements of the associated system. In other applications, its low resistance can be used to monitor frequent fluctuations in the current flowing through a circuit. Additionally, its small size and low profile allow it to be integrated into the microelectronic circuitry of devices such as communication receivers or geolocation trackers.

The 3214X-1-504E employs a simple working principle. It consists of a resistive element called a ‘wiper’, which is linked to a rotating knurled knob. By turning the knob, the user can adjust the position of the wiper along the resistive track, thus varying the amount of total resistance in the circuit. The resistance value of the trimmer is usually marked on the body of the potentiometer. A lock pin can also be used to secure the set value when desired.

The 3214X-1-504E offers a combination of highly linear resistance versus angle operation, a low temperature coefficient, excellent noise immunity, and long-term stability. Thus, this trimmer potentiometer is ideal for precise control of low-value resistors in all modern digital applications.

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