3057P-1-502

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Trimmer potentiometers are a type of variable resistor used to provide fine adjustment in electronic circuits. The 3057P-1-502 is one of the common trimmer potentiometers available commercially. It is a dual-turn trimmer resistor characterized by its small size, high accuracy, and a wide resistance range.

The 3057P-1-502 is typically used for precision adjustment and calibration in consumer electronic products. It has a wide range of applications such as precision adjustment of potentiometers or variable resistors, temperature contol measurements, and stabilization of voltage values in electronic circuits. It is mostly used in variable voltage regulators to precisely set the output voltage. It is also used for adjusting electric current or voltage in amplifiers and other electronic instruments.

The working principle of the 3057P-1-502 is based on a two-terminal current path that is adjusted with a turn knob attached to the other terminal. When the turn knob is rotated, the resistance will increase or decrease depending on the direction of rotation. This resistance change allows for a precise adjustment of the output voltage of the circuit. The 3057P-1-502 incorporates a patented sensing element that offers a linear resistance adjustment from 0V to its maximum rated voltage, ensuring accurate and repeatable adjustment over the entire range of voltage.

The 3057P-1-502 is designed to operate in the temperature range from -40°C to +125°C. Its footprints are 47mm x 12.5mm, and it has a rated power of 2W at 25°C. Its high temperature stability also provides good resistance value stability over the temperature range. Additionally, unlike many other trimmer potentiometers, the 3057P-1-502 does not require special crimp tools or soldering for its installation.

The 3057P-1-502 is a high-performance trimmer potentiometer designed for reliable operation in harsh environments. Its small size and high accuracy make it ideal for precision adjustment and calibration in consumer electronic products. Its wide range of applications, temperature stability, and its ease of installation make the 3057P-1-502 a perfect choice for precise adjustment of variable resistors or other electronic components.

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