3250L-1-500M

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Trimmer potentiometers are a type of variable resistor which is composed of a resistive element and a spindle or wiper which is operated by a rotating knob. They are mainly used to adjust the electrical characteristics of various types of electrical and electronic equipment. They are widely used in audio equipment, instrumentation, automotive electronics, and many other applications.

The 3250L-1-500M application field and working principle of trimmer potentiometers are as follows: The application field of 3250L-1-500M mainly includes communications, computers, consumer electronics, industrial controls, lighting, medical, and military. The total resistance of the potentiometer is 500MΩ, and the tolerance is ±10%. The maximum operating voltage is 100V, and the working temperature range is -30 ℃ to +70 ℃. The specification of the spindle is 6.40mm ± 0.20mm. The total resistance can be adjusted by turning the spindle clockwise or counterclockwise, and then the output resistance can be adjusted to the requirements.

The working principle of trimmer potentiometer is simple. A resistive element is connected to two outer terminals of the potentiometer and a movable wiper is connected to the third. The wiper can then contact any point along the resistive element and hence can provide a variable voltage output. When the wiper is rotated, it changes its contact position on the element and therefore changes the overall resistance in between the outer terminals. As the voltage is a direct function of the resistance between two points, the voltage across the outer terminals will be changed when the wiper is rotated.

Trimmer potentiometers have many advantages compared with other variable resistors, such as having less leakage current, more stable and reliable performance, wide operating temperature range, and small size. In addition, the precision of the resistance value can be controlled and regulated according to customer’s needs. Trimmer potentiometers are widely used in audio equipment, instrumentation, automotive electronics and other applications.

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