30D157M050DC2A

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Aluminum electrolytic capacitors are widely used in AC and DC circuits. This is mainly due to their ability to maintain electrical stability, low cost, and small size. In addition, they have low ESR and ESL, which further enhance their reliability and efficiency. In this article, we will look at the application field and working principle of 30D157M050DC2A aluminum electrolytic capacitor.

The 30D157M050DC2A aluminum electrolytic capacitor is a medium-voltage series capacitor with 10,000 hours of end-of-life stability. It is designed to have an operating voltage range up to 315V and an operating temperature range of -40 to +85°C. The rated capacitance is 157μF and the tolerance is ±20%, while the maximum leakage current at 20°C is 0.3mA. It is a cylindrical-shaped 3-terminal capacitor with a size of φ15mm x 50mm.

The energy storage principle of aluminum electrolytic capacitors is quite different from ordinary capacitors. It employs the use of an electrolyte (usually a liquid or paste) as its dielectric. The electrolyte acts as the medium for electrical energy storage. Its plates are made of aluminum foil, which improve its energy density. The plates are separated by a porous insulating film (typically paper or polymer film) in order to prevent direct contact with the electrolyte. This gives rise to the unique features of aluminum electrolytic capacitors.

30D157M050DC2A aluminum electrolytic capacitors are generally used as energy storage devices in low-frequency AC and DC circuits. They are used for various purposes, such as filtering, smoothing signals, and assisting inductive loads. They can also be used for motor control, waveform stabilization, and power factor correction in line with DC circuits. Due to their high capacitance value and reliable performance, these types of capacitors are well-known for their application in LED lighting, automotive, security, electrical, and industrial systems.

In sum, the 30D157M050DC2A aluminum electrolytic capacitor with its high capacitance value, low ESR and ESL, and a long operating life has increased the popularity of aluminum electrolytic capacitors for many energy storage applications in low frequency AC and DC circuits. It is especially popular in LED lighting, automotive, and security systems.

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