الأجهزة

المقاومة الصفرية، والمعروفة أيضًا بمقاومة التوصيل، هي مقاومة ذات غرض خاص. لا تمتلك المقاومة الصفرية مقاومة صفرية فعليًا، بل هي مقاومة ذات قيمة مقاومة صغيرة جدًا. ولأنها تمتلك قيمة مقاومة، فإنها تتمتع بنفس مواصفات التفاوت والدقة التي تتمتع بها المقاومات السطحية العادية. في تصميم لوحات الدوائر المطبوع...

Power supply ripple, or simply ripple, is the periodic fluctuation of voltage or current in a power supply. This fluctuation poses a potential threat to the stable operation of electrical equipment. Excessive power supply ripple can reduce the power system's conversion efficiency, increase heat gene...

Twisted-pair cable consists of two insulated wires twisted together, making it particularly suitable for differential signal transmission. Compared to parallel wires, it can more effectively suppress interference. The characteristics of twisted-pair cable are reflected in the following two aspects:...

Power supply ripple refers to the periodic AC component appearing at the output of a DC power supply. Its amplitude is usually represented as peak-to-peak or peak-to-valley, as shown in Figure 1. Power supply ripple is mainly caused by waveform imperfections during power conversion, such as voltage...

In the STM32 reset circuit shown in Figure 1, a switching diode is usually connected in parallel with the resistor terminal of the RC reset circuit. The main function of this diode is to accelerate the release of capacitor charge. Figure 1 STM32 reset circuit Figure 2 Discharge path of STM32 reset c...

With the continuous development of industrial automation technology, accelerometers, as key components, play a crucial role in various automated equipment. To ensure the accuracy and reliability of measurement results, it's essential to select the most suitable accelerometer for a specific applicati...