420MXG120MEFCSN20X35

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Aluminum electrolytic capacitors offer excellent dielectric characteristics and high capacitance values for space-sensitive applications. The 420MXG120MEFCSN20X35 is one type of aluminum electrolytic capacitor widely used for snubber and storage applications. It is specifically designed to combine high performance features such as voltage, insulation level, ripple current rating, temperature performance and stability with a low equivalent series resistance (ESR).

Features of the 420MXG120MEFCSN20X35

The 420MXG120MEFCSN20X35 is RoHS compliant and features a wide operating temperature range from -55°C to 105°C and an operating life of over 2000 hours at 85°C. It can withstand up to 420VDC, with a maximum ripple current up to 250mA. Other features include:

• Rated voltage: 420V DC
• Capacitance tolerance: ± 20%
• ESR: 0.14 mΩ@25°C
• Rated ripple current: 250 mA@85°C
• Operating temperature range: -55°C to +105°C
• Height: 35 mm
• Weight: 39 g

Application Vields of the 420MXG120MEFCSN20X35

The 420MXG120MEFCSN20X35 is suitable for use in a wide variety of applications. These include snubber and storage in switch mode power supplies, energy storage in inverters, battery backup, reverse engineering activities, and AFE designs. This capacitor type is also widely used in applications such as high-performance audio amplifiers, motor drives, and pulse load switching.

Working Principle of the 420MXG120MEFCSN20X35

The 420MXG120MEFCSN20X35 utilizes electrolytic processes to achieve its small size and high capacitance per volume ratio. This type of capacitor contains two metal plates separated by an electrolytic material. The electrolytic material absorbs and stores electrical energy when voltage is applied across the plates. The stored energy is then released when the voltage is removed. As a result, aluminum electrolytic capacitors are able to store and deliver large amounts of electrical energy in a very small package.

In addition, the 420MXG120MEFCSN20X35 is equipped with a self-healing mechanism. The capacitor has a dielectric material that is able to degrade over time. When the dielectric material reaches a certain point, the capacitor automatically regenerates the material by means of a rapid, induced current flow. This mechanism ensures that optimal performance can be maintained over the lifetime of the capacitor.

Conclusion

In summary, the 420MXG120MEFCSN20X35 is a type of aluminum electrolytic capacitor and offers excellent performance characteristics. It can withstand temperatures from -55°C to 105°C with rated ripple current of 250mA. This capacitor is ideally suited for snubber and storage applications, making it an excellent choice for designing high-performance energy storage circuits. The self-healing mechanism of the capacitor makes it possible to maintain optimal performance for its entire lifetime.

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