EEF-CD1A220ER Capacitors

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Aluminum-Polymer Capacitors have become increasingly popular in the electronics industry because of their outstanding performance properties and cost effectiveness. The EEF-CD1A220ER is one such capacitor that has made its mark in the industry. This capacitor is a multi-layered Aluminum-Polymer construction, and offers excellent reliability, stability and very low EE losses. It is designed to operate in a temperature range of -40 to +105 deg C, and has an impressive ESR (Equivalent Series Resistance) of 0.043 ohms.

An Aluminum-Polymer Capacitor has a complex structure. It consists of multiple layers of alternating petal-like aluminum and polymer layers, which are rolled up like a scroll and then vacuum sealed in a hermetically sealable casing. This unique structure allows for a very low ESR, very low series resistance, and a remarkably stable capacitance value over a wide temperature range. This makes the EEF-CD1A220ER ideal for use in applications requiring precise voltage regulation, precision timing, and low heat dissipation.

The working principle of the EEF-CD1A220ER is based on the principles of electrostatic energy storage.It utilizes the capacitance created by the alternation of anodic aluminum oxide layers and electrolytic aluminum oxide layers. Each polarized layer works to store and release energy via the electric field created between them. Whenever a voltage is applied across the capacitor, the electric field causes a charging current to flow into the device. This charge is stored in the alternating layers of aluminum oxide, and can then be released later by applying a voltage in the opposite direction.

The EEF-CD1A220ER makes an excellent choice for a wide variety of applications. It can be used for portable devices, such as digital cameras and pagers, as well as for telecommunications and industrial equipment. It is ideal for the many applications requiring stable, low ESR supply voltages. It is also great for use in AV power supplies, CD/DVD players, and other PWM (Pulse Width Modulation) applications.

In conclusion, the EEF-CD1A220ER is an impressive and reliable aluminum-polymer capacitor, ideal for a variety of applications requiring precise voltage regulation and low ESR. Its hermetically sealed casing ensures that the capacitor performs reliably over a wide temperature range, while its low ESR and series resistance make it an attractive choice in the electronics industry.

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