EMVA630ADAR47MD55G

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Aluminum electrolytic capacitors are a type of capacitor that contains an electrolyte, typically complexing agents added to the base electrolyte, which help create ions necessary for capacitor function; and two metallic, usually aluminum or aluminum foil, electrodes. The electrolyte absorbs into the porous surface of the aluminum electrodes, creating an area of high capacitance. These capacitors are used for a variety of purposes, including power supply filtering, electromagnetic interference suppression, energy storage, and signal processing applications.

In particular, the EMVA630ADAR47MD55G is an aluminum electrolytic capacitor designed to provide high capacitance and low ESR for applications such as switch-mode power supplies, power factor correction, and motor control. The EMVA630ADAR47MD55G is available with standard capacitance values ranging from 1.2uF to 220uF with rated voltage of 10V and 16V. Its high purity electrolyte also enables it to achieve exceptional ripple current characteristics, making it ideal for filtering and for boosting voltage regulation.

The EMVA630ADAR47MD55G utilizes an anode plate made of aluminum foil to increase the surface area and provide higher capacitance. The anode is coated with an electrolyte, along with a conductive barrier to contain it. The cathode foil is then placed on top of the anode and is typically held in place with an adhesive and press-fitted into the housing. The housing is designed to keep the electrolyte and the plates apart from each other and to provide a surface to mount and insulate the entire device.

The working principle of the EMVA630ADAR47MD55G is based on the process of electrolytic polarization. When a voltage is applied across the plates, the electrolyte instantaneously becomes polarized, thus forming an electromagnetic field with the applied voltage. This field causes the neighboring metal ions to be drawn towards the anode, resulting in a charge imbalance. This charge imbalance creates a capacitive effect, allowing the capacitor to store an electrical charge.

The EMVA630ADAR47MD55G has a variety of applications, but is primarily used in applications such as switch-mode power supplies (SMPS), motor control circuits, power factor correction circuits, and regulated power supplies. Its high ripple current ratings enable it to provide superior filtering performance in SMPSs, and its low ESR rating provides better voltage regulation in regulated power supplies and motor control circuits.

In summary, the EMVA630ADAR47MD55G is an excellent aluminum electrolytic capacitor designed for applications that require high ripple current characteristics and low ESR operation. The device utilizes a porous anode coating and highly conductive electrolyte to increase the capacitance and reduce the ESR rating. The EMVA630ADAR47MD55G is typically used for a variety of applications, including power supply filtering, electromagnetic interference suppression, energy storage, and motor control circuits.

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