TAJC477K004RNJ

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Tantalum capacitors are a type of electrolytic capacitor, a component of electronic circuits. They are constructed from a tantalum metal oxide as the dielectric and an electrolyte, typically manganese dioxide, as the electrolytic medium. They are characterized by higher capacitance, low profiles, and higher temperature operation than the typical ceramic or film capacitors. TAJC477K004RNJ is an electrolytic capacitor. This is a surface mount device that combines the same features of a high-temperature tantalum capacitor with a FK package to provide efficient heat dissipation and improved performance. The device also has an extremely low ESR, which allows it to be used in various applications where a low ESR is needed.

The TAJC477K004RNJ has a working voltage of 16V and a capacitance of 4.7 uF. It has a very low equivalent series resistance (ESR) of 0.003 Ohm, that makes this capacitor excellent for use in filters and by-passing situations where a low ESR is essential. The device has a capacitance tolerance of ±20% and a temperature coefficient of –40 ppm/°C. The working temperature range is from -55°C to +125°C.

This device can be used in high temperature applications, such as automotive electronics and power supply systems that require high-performance and reliable components. The TAJC477K004RNJ can also be used in military and aerospace systems due to its high temperature rating. Other applications include filters, DC bias, power supply filtering, audio processing, and communications systems.

The working principle of the TAJC477K004RNJ is the same as other electrolytic capacitors. It utilizes two metalized surfaces that are electrically connected by an electrolyte. The capacitance of the device is determined by the ratio of the thickness of the oxide layer to the surface area of the two metalized surfaces. When a voltage is applied, a thin layer of oxide is formed between the two metalized surfaces, thus creating a capacitive effect.

The combination of the low ESR and high temperature rating makes the TAJC477K004RNJ an ideal choice for many applications where reliable and robust components are needed. This component provides excellent thermal performance and high frequency operation, allowing it to be used in a wide range of applications. As with any other component, its performance is dependent on using it correctly and carefully following the manufacturer’s instructions.

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