UPJ1J151MHD6

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Aluminum Electrolytic Capacitors allow for the construction of devices that store and release electrical energy. They are widely used in the operation of electrical and electronic circuits, including audio and radio equipment, car ignition systems, and home appliances. The UPJ1J151MHD6 aluminum electrolytic capacitor is a standard-style axial-leaded capacitor with a rated voltage of 25Vdc and nominal capacitance close to 150μF. It has a stable temperature coefficient with quick delivery of power.

Application Field

The UPJ1J151MHD6 aluminum electrolytic capacitor is typically used in applications that require low- and mid-frequency performance and mid- to high-power devices, such as automotive electronics, power supplies, computers, cell phones, printers, digital cameras, audio amplifiers, avionics, and defense systems. It is also suitable for low-frequency power stabilization, Coupling, AC/DC blocking, and inrush current limiting.

Working Principle

The working principle of aluminum electrolytic capacitors relies on the fact that aluminum and tantalum are good conductors of electricity and can be used to store and release energy. An electrolyte material separates two electrodes, usually aluminum (anode) and tantalum (cathode). The anode consists of aluminum foil stored with an inorganic compound that forms anionic groups. The electrolyte solution is usually an alcoholic solution of a potassium salt.When direct current (DC) is applied to the capacitor, electrons are attracted to the anode, forming an electric field that stores energy much like a battery. This electric field also results in a buildup of ions in the electrolyte that create a dielectric strength between the two electrodes. The two electrodes can store and release energy depending on the amount of current that is applied and the capacitor\'s design.

Advantages and Disadvantages of an aluminum electrolytic capacitor

An aluminum electrolytic capacitor offers many advantages over other types of capacitors. It has a small size and low cost, and the capacitors are available with a wide range of capacitance values. The high dielectric strength of aluminum electrolytic capacitors also makes them more suitable for high-voltage applications.However, aluminum electrolytic capacitors have some drawbacks. They have a limited life cycle and are not suitable for high-temperature applications. Additionally, they are prone to a phenomenon known as “dielectric absorption”, which can lead to losses in capacitance over time.

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