B43088A9476M

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Aluminum electrolytic capacitors are widely used in electrical and electronic engineering because of their capacity to store very large amounts of charge in relatively small packages. The B43088A9476M is an aluminum electrolytic capacitor with a rated voltage of 400V and a maximum capacitance of 680uf. It is primarily used in applications that require very high capacitance at a moderate voltage, such as in switchmode power supplies, voltage doubler circuits, and DC-DC converters.

Aluminum electrolytic capacitors are polarized components. The negative terminal, or cathode, is always marked with a black band on the body of the capacitor. If polarization is incorrect the capacitor will be damaged. Therefore, great care must be taken when connecting the capacitor to a circuit.

The B43088A9476M consists of a wound electrolyte-soaked paper element, rolled between two thin aluminum foil plates, and the element is encased in a plastic housing with connections at either ends. The paper element is filled with a conductive electrolyte which facilitates the flow of current between the two plates. The electrolyte becomes polarized when a voltage is applied. As a result, a static electric field is created between the two plates. This kind of capacitor is known as an electrolytic capacitor.

Aluminum electrolytic capacitors have good load performance characteristics, allowing them to prevent losses through dielectric absorption and discharge. They also have a low ESL and ESR, enabling them to operate at high frequencies without significant loss. The B43088A9476M is ideal for applications requiring very high capacitance at moderate voltage, such as in switch-mode power supplies, rectifier circuits, and DC-DC converters.

The B43088A9476M features a wide temperature range of -40 to +85°C, so it can withstand relatively high temperatures without failure. The maximum recommended operating temperature is 85°C, and the maximum DC voltage is 400V. The maximum capacitance is 680uf, and the maximum ripple current is 1.8A. It features a radial leaded structure with a 2-pin mounting style. This kind of capacitor is particularly suitable for electronic ballast applications.

Aluminum electrolytic capacitors have many advantages over other types of capacitors, such as their high capacitance, low cost, and ease of installation. The B43088A9476M is specifically designed to withstand frequent overcurrents and transients while providing stable performance over a wide frequency range. It is ideal for applications that require very high capacitance at a moderate voltage, such as in switchmode power supplies, voltage doubler circuits, and DC-DC converters. As such, it is an ideal choice for such applications.

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