UPM2A470MPD

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Aluminum electrolytic capacitors are among the most versatile and widely used type of capacitor available. Their relatively large capacitance values and small size make them ideal for many applications, from filtering and noise reduction to circuit protection and energy storage. The UPM2A470MPD aluminum electrolytic capacitor is one such device, with a range of features that make it suitable for a wide variety of applications.

The UPM2A470MPD is a radial-leaded aluminum electrolytic capacitor with a capacitance value of 470µF, and rated operating temperature of 105°C. The device has a maximum ripple current of 1.4A, equivalent series resistance of 27mΩ, and a typical self-discharge rate of 2% per hour. This makes it suitable for a wide range of power supply applications, such as filtering, power backup, and audio power amplifier. The combination of low ESR, temperature tolerance, and high capacitance make it an ideal choice for applications such as laptop/PC power supplies. The non-polar design also means that the UPM2A470MPD can be used in positive and negative DC circuits.

At its core, the UPM2A470MPD is an aluminum electrolytic capacitor, consisting of two metallic plates (the anode and the cathode) separated by a membrane of solid electrolyte. An electrical current passes between the two plates, creating an electrical field which stores energy. Its main advantage over other capacitor types is its much higher capacitance for a given size. This is due to the two metallic plates being much larger than that of other capacitor sorts, allowing charge carrier movement between them to be more efficient.

The electrolyte which separates the plates is usually a layer of oxide film. This acts as an insulator, preventing the two plates from touching and shorting out. In addition to this, the oxide layer also helps to extend the life of the device by limiting the rate of charge leakage over time. This improved stability in turn improves the reliability of the device.

The UPM2A470MPD can also be used as a circuit protection device in audio systems and automotive applications. Its large capacitance value means it can store large amounts of energy, so it can absorb power surges and provide inrush current protection. In addition, its low ESR, high ripple current capability, and extended operating temperature range, make it well-suited for these types of applications.

In conclusion, the UPM2A470MPD is an excellent choice for a wide range of applications. Its low ESR and high capacitance make it suitable for power supply filtering and noise reduction, while its extended temperature range and high ripple current capability make it well-suited for circuit protection in audio and automotive applications. Its non-polar design also means that it can be used in both positive and negative DC circuits.

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