381LX122M100K012

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Aluminum electrolytic capacitors are one of the most popular types of capacitors used in electronics due to their small size, low cost, and high capacity. Capacitors of this type are often used in applications where a high amount of energy needs to be stored quickly and efficiently, such as in power supplies and switching regulators. The 381LX122M100K012 is a common aluminum electrolytic capacitor offered by many manufacturers.

The 381LX122M100K012 capacitor is a standard radial-lead, through hole aluminum electrolytic capacitor. It features a standard, flat, radial-lead design with a plastic sleeve which is used for mounting.This capacitor is rated at 12.5V and has an operating temperature range of -40°C to +85°C. It has a capacitance of 120µF and a rated ripple current of 1.2A. The size of the capacitor is 7mm in diameter and 16mm in length.

The 381LX122M100K012 aluminum electrolytic capacitors are commonly used in power supplies and switching regulators. In these applications, the capacitor is used to store energy and filter out high frequency noise. The large capacitance of the capacitor allows it to store a large amount of energy, and the low esr (Equivalent Series Resistance) helps reduce ripple current, thus improving efficiency. The capacitor also has a wide temperature range which makes it suitable for many applications.

When using an aluminum electrolytic capacitor, care must be taken to ensure that the voltage applied to the capacitor does not exceed its rated voltage. Exceeding the rated voltage can result in the capacitor failing and potentially damaging the circuit in which it is used. Another important consideration is the temperature of the operating environment. If the capacitors are used in an environment that is too hot or too cold, their performance can be affected. Thus, choosing the right type of capacitor is an important factor when designing a power supply or switching regulator.

When used in a application, the 381LX122M100K012 aluminum electrolytic capacitor works by storing electrical energy and blocking the flow of high frequency noise. When a voltage is applied to the capacitor, the aluminum foil inside the capacitor starts to rapidly charge, creating a capacitance that can store energy for a short period of time. When the voltage is removed, the capacitance discharges, releasing the stored energy in the process. This process of charging and discharging helps filter out high frequency noise, allowing the capacitor to act as an efficient noise filter.

In conclusion, the 381LX122M100K012 aluminum electrolytic capacitor is a standard radial-lead, through hole capacitor with a capacitance of 120µF and a rated ripple current of 1.2A. It is commonly used in power supplies and switching regulators thanks to its large capacitance and low esr. Care should be taken not to exceed the rated voltage of the capacitor, and the operating environment should also be taken into consideration when designing a system. The capacitor works by rapidly charging and discharging to store energy and filter out high frequency noise.

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