ELXY630ELL470MH12D

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Aluminum Electrolytic Capacitors

Aluminum electrolytic capacitors are one of the most widely used capacitors in electronic circuits. They are constructed with a metalized anode, a dielectric, typically aluminum oxide, and an electrolytic solution, generally referred to as an electrolyte. Aluminum electrolytic capacitors are essentially miniature, sealed rechargeable reservoirs, typically supplying power to protect or smooth electrical signals or in some cases store an electrical charge.

ELXY630ELL470MH12D application field and working principle

The ELXY630ELL470MH12D is a general-purpose aluminum electrolytic capacitor suitable for applications such as power-supply filtering, motor control, waveform correction and noise suppression. It has a rated capacitance of 630 μF and a rated voltage of 63 V.

The ELXY630ELL470MH12D consists of a cylindrical aluminum shell, an electrolyte-filled interior, and an anode wound with an aluminum foil. The anode side of the capacitor is marked with an ‘A’ and the cathode side is marked with a ‘K’. During operation, the anode and cathode experiences a voltage drop, with the anode becoming charged and the cathode becoming discharged. This creates an electrical field across the dielectric, causing current to flow between the anode and cathode.

Due to its low ESR (Equivalent Series Resistance) and high ripple current capability, the ELXY630ELL470MH12D is suitable for power-supply filtering applications. It is also suitable for motor control, waveform correction, and noise suppression, making it a versatile capacitor for a wide array of applications.

Advantages

Aluminum electrolytic capacitors have several advantages over other types of capacitors such as ceramic, mylar, and film capacitors. They are typically smaller in size than other types of capacitors, making them easier to incorporate into circuit designs, and are usually more cost-effective than other types of capacitors as well.

Aluminum electrolytic capacitors also have a higher capacitance-to-volume ratio than other types of capacitors, making them ideal for applications where higher capacitance is required and space is limited. Additionally, they are able to withstand higher temperatures, making them suitable for applications where high temperature is a factor.

Disadvantages

While aluminum electrolytic capacitors offer many advantages over other types of capacitors, they also have some drawbacks. Due to their construction and the fact that they contain electrolytic solutions, they are prone to leaks and have shorter lifespans than other types of capacitors. Additionally, they typically require larger voltage ratings than other types of capacitors, making them unsuitable for low-voltage applications.

Aluminum electrolytic capacitors also tend to be more costly than other types of capacitors, making them more expensive to replace and repair. Finally, their large capacitance-to-volume ratio can be challenging to incorporate into high-density designs, as they typically require larger physical footprints.

Conclusion

The ELXY630ELL470MH12D is a general-purpose aluminum electrolytic capacitor suitable for applications such as power-supply filtering, motor control, waveform correction and noise suppression. It has a high capacitance-to-volume ratio and is able to withstand higher temperatures, making it a versatile capacitor for a wide array of applications. However, its high cost, tendency to leak, and shorter lifespan than other capacitors should be taken into consideration when selecting a capacitor for a given application.

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