EGPD500ELL162ML30H

Aluminum Electrolytic Capacitors

Aluminum electrolytic capacitors are arguably the most popular form of capacitors in the electronics industry. They are mainly comprised of a metal oxide layer that acts as the dielectric layer between two metal plates. This type of capacitor is typically used in signal filtering, smoothing, and energy storage applications due to their ability to handle relatively high current ratings and moderate voltages. Aluminum electrolytic capacitors find applications in power supply units, instrumentation, control circuits, communication circuits, and many other areas. The capacitors are available in a wide range of sizes and voltage ratings to meet the specific requirements of different applications.

The EGPD500ELL162ML30H is an aluminum electrolytic capacitor with a voltage rating of 500V, a capacitance of 162µF, and a limited ripple of 30MΩ. The capacitor is designed with a snap-in mounting and has an excellent frequency response. It is ideal for use in power supplies, instrumentation, and control circuits, as it provides efficient energy storage and reliable filtering. The capacitor also has a long service life, with a maximum rated current of 1,000mA and a maximum operating temperature of 105°C.

Working Principle

All aluminum electrolytic capacitors work on the same principle — the formation of an oxide dielectric layer on the surface of the electrolyte layer. The electrolyte layer acts as a conductor, allowing an electrical charge to be stored on the oxide layer when a voltage is applied. This charge is then dissipated into the system when the voltage is removed.The aluminum electrolytic capacitor is designed to take advantage of this property by creating an anode, cathode, and electrolyte layer. The anode and cathode are typically made from aluminum foil, and are separated by the electrolyte, which is usually composed of an electrolytically-active solution containing sulfates, phosphates, and other salts.When the capacitor is connected to a power source, a voltage will be applied across the anode and cathode layers, creating a current that forms an oxide layer on the cathode. This layer forms the dielectric and allows the capacitor to store electrical charge. As long as voltage is maintained across the anode and cathode, the capacitor will continue to store an electrical charge. When the voltage is removed, the charge is then dissipated into the system.

Applications

Aluminum electrolytic capacitors are commonly used in power supplies, instrumentation, and control circuits due to their ability to handle relatively high current ratings and moderate voltages. The EGPD500ELL162ML30H, in particular, is suited for applications requiring excellent frequency response and low impedance performance.These capacitors are also widely used in switch mode power supplies, as they are able to withstand high ripple currents and have a simple construction. The capacitance and voltage ratings also make them well suited for signal filtering applications, and as energy storage devices for charging and discharging.Finally, they are used extensively in the automotive industry, as they can handle the high temperatures and harsh environments that are often encountered in motor vehicles.