A horn-type electrolytic capacitor is a type of electrolytic capacitor that is characterized by its cylindrical shape with a protrusion or horn at one end. Electrolytic capacitors are types of capacitors that use an electrolyte (a conductive liquid or gel) as the dielectric material, allowing for much higher capacitance values than other types of capacitors. Horn-type electrolytic capacitors are commonly used in a variety of applications, including power electronics, audio equipment, and automotive systems.
Horn-type electrolytic capacitors are preferred over other types of electrolytic capacitors because they offer several advantages. They have a large capacitance value in a compact package, allowing for high-density circuit design. Additionally, they have a low equivalent series resistance (ESR), which makes them well-suited for use in high-frequency circuits. Furthermore, the protrusion or horn on the capacitor body allows for easy mounting and secure connections to the circuit.