173D476X0025YW

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Tantalum capacitors are highly reliable electrolytic capacitors that are widely used in various electronic products. The 173D476X0025YW is a type of tantalum capacitor, designed for reliable operation under extreme conditions. This article describes the application field and working principle of this capacitor.

The 173D476X0025YW technical datasheet defines this device as "A hermetically-sealed, polarized, Ta-C electrolytic capacitor having up to 0.1 microfarads farads of insulation, designed to provide reliable operation in extreme temperatures and in harsh environments." The operating temperature range of the capacitor is between -55°C and 125°C, and its maximum voltage rating is 25 volts. The capacitor also has a tolerance rating of ± 10%.

The application field for this capacitor is generally in hostile environments, such as in military or aerospace applications. It is also ideal for use in extreme temperatures and in applications where precise temperature control is required. This capacitor is also often used in high-power equipment, such as power converters, switching power supplies, and other high-power electronic devices.

The construction of the 173D476X0025YW consists of a capacitor element formed between two flat aluminum electrodes. This capacitor element is covered with a dielectric oxide film which gives it its electrical and mechanical stability. The capacitor is then encased in a hermetically sealed metal can and filled with KOVAR tantalum material, which provides the electrical insulation. Finally, the capacitor is sealed and electrically tested to ensure reliable performance.

The working principle of the 173D476X0025YW is quite simple. When a voltage is applied across the capacitor, it acts as a dielectric, storing an electrical charge in the form of an electric field. This electrical charge can then be used as a supply of electrical energy whenever the capacitor is connected to a circuit. The capacitor also acts as a filter, blocking any AC components of a signal while allowing the DC signal to pass through.

The 173D476X0025YW is a highly reliable and versatile capacitor, designed for use in extreme and hostile environments, and for applications requiring precise temperature control. Its low tolerance rating, high operating temperature, and hermetically sealed metal can make this capacitor an ideal choice for many application scenarios.

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