EKY-500ELL121MH15D

Aluminum Electrolytic Capacitors are popular electronic components commonly used in various applications. Among them, the EKY-500ELL121MH15D is one of the most widely used types. This article will introduce its application field and working principle.

Application Field

EKY-500ELL121MH15D aluminum electrolytic capacitor is a polarizable capacitor with a cylindrical aluminum shell. Its rated voltage is 500V, and its nominal capacitance is 121μF (at 125 degrees Celsius). It has a ripple current of 7.95A, a life expectancy of 3,000 hours, and a -40 to +85 degree Celsius operating temperature range, making it an ideal choice for precision electronic equipment and power supply applications.

Due to its excellent performance characteristics, The EKY-500ELL121MH15D aluminum electrolytic capacitor has been widely used in office machines, electronic systems, automobiles and DC power supplies, motor drives, electronic instruments, computer equipment, LED lighting, home appliances and other electronic products.

Working Principle

The EKY-500ELL121MH15D aluminum electrolytic capacitor is composed of an anode aluminum foil and an electrolytic paper impregnated with an electrolyte. When a voltage is applied across the capacitor, current flows through the electrolytic paper, depositing a layer of aluminum oxide on the aluminum foil, forming an insulating layer. This layer of oxide stores charge, enabling the capacitor to store electrical energy.

The capacitance of an aluminum electrolytic capacitor is determined by its construction, and its capacity range can reach up to thousands of Farad. In addition, due to its excellent self-healing effect, the capacitor can operate at a temperature of -40 degrees Celsius to+85 degrees Celsius without errors or damage, and it is excellent in temperature cycling and vibration.

In conclusion, the EKY-500ELL121MH15D aluminum electrolytic capacitor is a high-performance, high quality component that is highly versatile and suitable for a range of applications. It offers excellent performance characteristics, great life expectancy, temperature range and high ripple current, making it an ideal choice for precision electronic equipment and DC power supplies.