SM-31TW104

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Trimmer Potentiometers are any type of rotary control device with three terminals, typically a resistor, with a wiper that moves across the resistive surface to adjust the resistance. The SM-31TW104 is a trimmer that features a low cost, nano-sized design and is suitable for a wide array of applications, such as mobile phones, PDAs, and small consumer devices.

The SM-31TW104 is an ultra-miniature trimmer version of the popular precision SM-31A trimmer that is widely used for precision tuning and calibration. This allows for a much more compact design that also has increased accuracy. The unit is available with three different resistance values; 10kΩ, 100kΩ, and 1MΩ. The SM-31TW104 is available with a 0.25 inch pitch, allowing for extra tight turns and limited device footprint requirements.

The SM-31TW104 boasts an industrial temperature range of -40˚ to +85˚C, and a maximum rotational force of 1.65 gram. It has a voltage rating of 10V DC and a high dielectric strength of 0.5kV AC. The device’s rotary body is made of phenolic resin, and its capacitor is designed with a moulded terminal cover made of Eleisse resin. The SM-31TW104 has a low temperature coefficient of 0.05%.

When it comes to the working principle of the SM-31TW104, it is similar to most trimmer potentiometers. When the device is rotated, the wiper arm moves along the resistive surface. When the arm is in contact with the resistive surface, it creates a resistance that varies depending on the position of the bridge and the resistors. This resistance can then be used to adjust or measure parameters in electronic devices.

The SM-31TW104 can be used in many different applications. It is ideal for use in digital systems, including mobile phones, PDAs, and other small electronic devices. It can also be used for high performance tuning and calibration, due to its extremely compact design. It is often used in automotive and safety systems, as well as in many audio applications. The trimmer is also a popular choice in the laboratory due to its accurate and reliable performance.

In conclusion, the SM-31TW104 is an ultra-miniature trimmer version of the popular precision SM-31A trimmer. It is suitable for use in digital systems, automotive and safety systems, and audio applications. The device is available with three different resistance values and boasts a low temperature coefficient. When rotated, the arm moves across the resistive surface to adjust the resistance, changing the performance of the device.

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