EDH336M400S9TAA

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Aluminum electrolytic capacitors are one of the most commonly used types of capacitors in power electronics. A typical electrochemical capacitor consists of an anode and cathode, usually of aluminum and a solid or liquid electrolyte separator, which is typically a dielectric material. EDH336M400S9TAA is an aluminum electrolytic capacitor specially designed for applications requiring higher ripple current levels. In this article, we will discuss EDH336M400S9TAA application field and its working principle.

The EDH336M400S9TAA is a radial-leaded, aluminum electrolytic capacitor with a long expected life rating of 1,500-9,000 hours at +105°C or 2,000-12,000 hours at +85°C. Its excellent low impedance characteristics, ripple current capability, and long expected life make it suitable for use in switch-mode DC/DC converters, power supplies, and other high-performance power electronics applications. Its case size is RG3A5x10mm, and its rated voltage is up to 63V with a capacitance between 220-330uF.

The EDH336M400S9TAA employs an aluminum power foil as its anode and a sulfated manganese dioxide (SMD) as the cathode, with a dielectric material acting as a separator in between. This combination forms the electrochemical capacitor structure. Aluminum has a very low thermal coefficient of capacitance, which ensures the capacitor can withstand a high temperature operating environment. The manganese dioxide acts as an active electrolyte in the capacitor, with its low resistivity and high polarization giving it a good impregnation ability and fast electrical conduction.

The EDH336M400S9TAA\'s working principle is the same as other aluminum electrolytic capacitors; it uses the effective polarization of the cathode film and the dielectric layer inside the capacitor to store electrical energy. Due to its higher electrolyte concentration, the EDH336M400S9TAA has a very low ESR (equivalent series resistance), which makes it suitable for low frequency ripple current applications. This can also provide good high frequency characteristics while still maintaining a high capacitance value. Furthermore, the EDH336M400S9TAA also has to pass a 100% surge current test to ensure reliability in operation.

Due to its high ripple current characteristics and low ESR, the EDH336M400S9TAA can be widely used in a variety of power electronics applications. It can be used to filter power supply noise in solar inverters and LED driver systems. It can also be used in DC/DC converter, Motor drive, welding machine, and other high-frequency switching power supply systems. It is also suitable for the storage of backup power in systems that require a low ESR and high surge current rating capability.

In conclusion, the EDH336M400S9TAA is a high performance aluminum electrolytic capacitor that can be used in a range of power electronics applications. Its low ESR and wide capacitance range make it an ideal choice for ripple current applications, and its small size and high temperature tolerance make it suitable for a wide range of applications. With its durable and reliable performance, the EDH336M400S9TAA is an excellent choice for powering and managing a variety of industrial power electronics systems.

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