T7YA474MB40

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Trimmer potentiometers are a type of potentiometer that have adjustable resistance for device calibration. They are also known as trimmers or preset potentiometers because they allow users to conveniently adjust the resistance of an electronic circuit at any time.

The T7YA474MB40 is a mechanical trimmer potentiometer that is designed for high precision applications. It has a maximum rated resistance of 47 kΩ and a voltage rating of 400V. This trimmer is constructed with a metal housing which provides reliable mechanical performance and electrical protection. It also has a low temperature stability coefficient of 0.05% and a long-term stability of 1%. The T7YA474MB40 also features a soldering terminal that allows for easy mounting and connecting.

The working principle of the T7YA474MB40 trimmer potentiometer is relatively simple. When the knob is rotated, the resistance of the device is adjusted accordingly. This is done via a small contact arm, which is attached to the shaft of the potentiometer. The contact arm is connected to a resistive element that is connected to the circuit board. As the contact arm is rotated, the resistance of the device increases or decreases, thereby adjusting the overall resistance of the entire circuit.

The T7YA474MB40 is commonly used for device calibration, measuring, and signal control. It is also a popular choice for electronic devices such as audio amplifiers, digital receivers, and oscillators. The trimmer potentiometer can be used to fine-tune the gain of an amplifier and to adjust the output level of the device. It can also be used to adjust the frequency of a signal or the reaction time of an electronic device.

The T7YA474MB40 trimmer potentiometer is a reliable and affordable component for device calibration and signal control. It provides a wide range of adjustable resistance and high precision performance. The device is also easy to install and use, making it an ideal choice for all kinds of applications.

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