3318P-1-203

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Trimmer potentiometers, or “trimpots”, are small electronics devices that are used to adjust or set voltages or electric currents in a circuit. The 3318P-1-203 trimpot is one such device, and it has a wide variety of applications and a straightforward working principle.

What Is the 3318P-1-203?

Among its many features, the 3318P-1-203 is a 3-terminal trimmer potentiometer with an end-angle adjustment and wirewound element. These features, as well as its superior reliability and stability, make it an excellent choice for many applications.

The 3318P-1-203 features a max resistance of 10 kiloohms and a power rating of 500 mW. It also features a ±20% tolerance and linearity of ±20%. The device occupies a mounting space of 8.2 mm x 8.2 mm, and its shaft diameter measures 2.54 mm. Its temperature coefficient is ±30 ppm/°C, and its dielectric strength is rated at 100 Vac/1 minute.

From a physical perspective, the device is composed of a durable tantalum polymer housing and an integrated strain relief element. It also features a single-piece terminal, washers, mounting studs, and a shaft. All these features make the 3318P-1-203 an excellent choice for many applications.

Application Field of 3318P-1-203

The 3318P-1-203 trimmer potentiometer is used in several applications, including voltage regulation, current regulation, and signal control. It is often used in temperature controllers, amplifiers, frequency generators, and voltage regulators. Additionally, it is commonly used for radio frequency tuning.

The device is also used widely in industrial and consumer applications. In industrial applications, it is often used in medical equipment, automotive systems, communication devices, and process control equipment. In consumer applications, it is often found in home audio equipment, video cameras, and other consumer electronics.

Working Principle of 3318P-1-203

The working principle of the 3318P-1-203 trimmer potentiometer is relatively simple. The device is composed of a resistive element, terminals, and a wiper. The resistive element has two ends, and it is connected to the two terminals. The wiper connects the resistive element to the third terminal, and it can be moved along the element to change the resistance between the two terminals.

The 3318P-1-203 is an end-angle adjust trimpot, which means that the wiper can move across the element to a point at an angle. This allows for more precise adjustments than with standard trimpots, which only move in a linear direction.

In summary, the 3318P-1-203 trimpot is a durable, reliable device with a variety of applications in industrial and consumer electronics. Its adjustable end-angle feature allows for precise adjustments, and its straightforward working principle makes it an excellent choice for many applications.

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