416MA501P

Trimmer Potentiometers

Trimmer Potentiometers, commonly referred to as trim pots, are value-adjustable potentiometers which allow for the adjustment of variable resistances from an easily accessible component. They are compact and come in a variety of shapes and sizes, and they are used in a wide range of applications where an adjustable resistance is desired. This article will explore the application field and working principle of the 416MA501P trimmer potentiometer, as well as the physical and electrical properties of this model.

Application Field of 416MA501P

The 416MA501P trimmer potentiometer is a variable ganged resistance that provides a way to fine-tune a circuit by utilizing a small physical adjustment. This model is perfect for production line adjustment and testing, as well as automated adjustment and integrated control. This particular model is used frequently in automotive audio systems and other audio/visual equipment, as well as in electric meters, medical instrumentation, telecommunications, consumer electronics, power supplies, and general purpose industrial applications.

Working Principle of 416MA501P

The 416MA501P trimmer potentiometer has a unique working principle distinct from standard potentiometers. The movement of the trimmer potentiometer is operated by two separate rotational motions. A larger rotary handle moves to adjust the intermediate position of the resistance, while a smaller rotary action fine-tunes the adjustment. As the trimmer is being adjusted, a wiper inside the component is placed in contact with the resistive element of the potentiometer, effectively changing the resistance between the inner and outer terminals and between the end terminals. This feature allows for precise adjustment of the resistance across the wiper, with a good amount of accuracy and repeatability.

Physical and Electrical Properties of416MA501P

The 416MA501P trimmer potentiometer measures 12.5 mm x 8.0 mm x 9.2 mm. It has a maximum terminal voltage of 10V, and a maximum temperature coefficient of 250 ppm/°C. The temperature range for this potentiometer is -55°C to +125°C. This particular model has a rated resistance of 500 ohms, with a maximum resistance of 510 ohms. Its power rating is 0.1W, and its dielectric strength is 1 KV AC.

The 416MA501P trimmer potentiometer also has a number of physical characteristics that make it well-suited for use in a wide variety of applications. It has a shaft that can be operated with either metric or imperial size nipples, and a switch that can be operated in either push/pull or low-profile versions. The shaft is also slotted or knurled to provide better grip and more accurate operation.

In addition to its physical characteristics, the 416MA501P trimmer potentiometer also features outstanding electrical properties. It offers a high accuracy of ±20%, and a maximum linearity error of 1.0%. The tracking tolerance is ±10% for most models, and the life expectancy for this potentiometer is 50,000 cycles.

Conclusion

The 416MA501P trimmer potentiometer is an excellent choice for adjustable precision control, offering excellent physical characteristics and outstanding electrical properties. Its dual motion feature allows for coarse and fine adjustments, and its extremely compact size makes it highly suitable for a variety of applications. The 416MA501P trimmer potentiometer is a reliable and cost-effective choice, and is commonly used in automotive audio systems, electric meters, medical instrumentation, power supplies, communications, and consumer electronics.