LP122M200E9P3

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Aluminum electrolytic capacitors are widely used in the electronics industry. They provide high-frequency coupling and decoupling of electrical signals and protect circuits against excessive current. The LP122M200E9P3, in particular, is a surface-mount aluminum electrolytic capacitor with a low profile designed for use in portable consumer electronics. This capacitance cutoff frequency is 5kHz and it has a rated voltage of 10V.

The construction of the LP122M200E9P3 consists of a tubular anode of aluminum foil wound with a cathode foil of non-solid electrolyte. The separator material is a film or paper, impregnated with an electrolyte, and the anode-cathode distance is maintained by means of one or more spacers. The device is sealed with wax to prevent leakage and moisture ingress.

The main application field of the LP122M200E9P3 is in the field of decoupling and power supply stabilization. It is commonly used to absorb high frequency energy and supply a steady and stable power to sensitive electronic circuits. It is also ideal for power supply decoupling from RF interference in certain portable consumer devices. Additionally, it can be used in high-current switching applications for by-passing AC signals.

The LP122M200E9P3 is an aluminum electrolytic capacitor and its working principle is based on the principles of an electrochemical capacitor. This capacitor contains two pieces of aluminum foil that are separated by paper or film. A liquid electrolyte flows between these foils that becomes ionic when voltage is applied. This liquid electrolyte not only acts as a conductor, but also helps in forming an electrical double layer at the interface between the anode foil and the electrolyte solution.

The electrical double layer behaves like a capacitor, allowing charge carriers to accumulate at the anode and the cathode. This accumulation of charges creates a capacitance between the plates, which is proportional to the surface area of each plate and the distance between them. The voltage between the plates is the potential difference of the double layers at each of the plates.

In addition to this, the dielectric constant of the electrolyte also contributes to the capacitance of the device. As the electrolyte absorbs the charges and acts as a dielectric, the capacitance of the device increases. When the voltage is increased, the dielectric constant of the electrolyte also increases, which further increases the capacitance of the device.

The LP122M200E9P3 is an example of a specific type of aluminum electrolytic capacitor designed to meet the needs of consumer electronics. Its combination of a low profile and high capacitance make it a great choice for applications such as power supply decoupling, RF interference by-passing, and high-current switching. With its good performance and reliable reliability, the LP122M200E9P3 is sure to be a useful tool in any electronic circuit designer\'s arsenal.

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