381LR151M450A012

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Aluminum electrolytic capacitors are widely used in power supplies, voltage conversion and other industrial fields due to their very low equivalent series resistance (ESR) value, extremely high capacitance, excellent frequency characteristics and reasonable price. The 381LR151M450A012 belongs to the aluminum electrolytic capacitor family and has excellent performance. This article will explain its application fields and working principle.

The 381LR151M450A012 aluminum electrolytic capacitor typically has the standard size of 12.5x25mm, and it has a capacitance of 1000mF, voltage of 450V. Operating temperature is -40°C to +85°C. Its rated voltage range is from 6.3V to 450V, and the capacitance range is from 1mF to 22000mF. The 381LR151M450A012 capacitor is a non-polarized capacitor. It can withstand high ripple current without puffs and can store much more energy than other capacitors. It is applied in items such as home appliances, power supplies, light fixtures, UPS systems, electric guitars, automobiles, etc.

Aluminum electrolytic capacitors have an excellent frequency characteristics, strong self-healing characteristics and long lifespan. It can convert between different voltages with high accuracy, which makes it an essential component in power supplies and voltage conversions. In medical and military applications, its high ESR value provides stable DC voltage for sensitive circuits. In addition, its low cost per unit makes it preferable for most high-voltage power supplies.

The 381LR151M450A012 aluminum electrolytic capacitor operates on the principle of electrical current producing a magnetic field. This magnetic field creates an electrostatic field between the capacitor\'s plates, to store energy and deliver it back when needed. The interior of the capacitor is made up of an anode and a cathode, which are separated by an electrolytic separator. The anode is composed of aluminum foil that has been etched into a series of parallel thin plates and is coated with an oxide layer. This oxide layer acts as the dielectric layer of the capacitor.

The cathode in the capacitor is normally made up of a manganese dioxide material. When a voltage is applied to the 381LR151M450A012 capacitor, the anode is polarized and the dielectric layer is subjected to an electric field, which causes electrons to migrate from the cathode toward the anode. This causes a current to flow, and a magnetic field is created. This magnetic field will store energy as it builds up.

The 381LR151M450A012 aluminum electrolytic capacitor is extremely reliable, and its long lifespan makes it ideal for many applications. It is highly resistant to vibration and temperature fluctuations, making it suitable for automotive applications and other extreme environments. It is also used in high accuracy control systems that require high ESR and high capacitance. Additionally, it is used in audio systems to improve bass response and in home entertainment systems to reduce distortion.

In conclusion, the 381LR151M450A012 aluminum electrolytic capacitor is a reliable and cost-effective component for use in a variety of applications, including medical, military, high-voltage power supplies, home appliances, audio systems, and more. Thanks to its low equivalent series resistance, extremely high capacitance, excellent frequency characteristics and reasonable price, it is the preferred choice of many engineers and designers.

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