EEV-HD1C221P

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Aluminum electrolytic capacitors are an important component in electronic circuits and consist of two aluminum electrodes in which an electrolyte is present in the form of an anodic salt film. The EEV-HD1C221P is an aluminum electrolytic capacitor developed by a Japanese company, EEV, which is widely used in industry due to its high performance and reliability.

The EEV-HD1C221P is a thru-hole device that can be used in applications such as snubbers, hold-up circuits, energy storage, and filtering and coupling. The capacitor has a wide range of operating temperatures and an ultra-low impedance of 176mR max at 25°C. It is also highly resistant to vibration, shock, corrosion, and extreme temperatures.

The working principle of the EEV-HD1C221P is based on the fact that when two aluminum electrodes are combined with an electrolyte, the oxide film, which is present on the surface of the aluminum electrodes, acts as a dielectric. This oxide film acts as an insulator, allowing a large amount of charge to accumulate in the capacitor without allowing any current to flow. This creates a potential difference between the two electrodes, allowing current to flow when a voltage is applied to the capacitor.

The EEV-HD1C221P features a dryness indicator, inscribed on the bottom part of the capacitor terminal. The indicator turns black when moisture is present in the capacitor and discourages improper use and damage caused by moisture. Its magnesium anode ensures a longer life and increases safety. A robust and durable structure ensures that the capacitor can safely withstand extreme temperatures and pressure.

This aluminum electrolytic capacitor also has low leakage current, which allows it to be used in low-power, low-frequency circuits. It is small in size and offers excellent performance even in congested PCBs. The capacitor\'s silicone coating offers higher shock absorption and resistance to vibration, which is important for secure connection with PCBs.

The EEV-HD1C221P is widely used in high frequency circuits, DC/DC converters, lighting, automotive and consumer electronics. With excellent temperature characteristics, low impedance, and high reliability, it has become a popular choice for various applications.

In conclusion, the EEV-HD1C221P aluminum electrolytic capacitor is a highly reliable and durable device with wide application in diverse industrial applications. Designed with ultra-low impedance and rigorous protection against moisture, vibration, and shock, this capacitor offers excellent performance while ensuring safety.

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