UPS1E331MPD

Polarization:	Polar
Package / Case:	Radial, Can
Mounting Type:	Through Hole
Surface Mount Land Size:	--
Height - Seated (Max):	0.551" (14.00mm)
Size / Dimension:	0.394" Dia (10.00mm)
Lead Spacing:	0.197" (5.00mm)
Impedance:	190 mOhms
Ripple Current @ High Frequency:	600mA @ 100kHz
Ripple Current @ Low Frequency:	426mA @ 120Hz
Applications:	General Purpose
Ratings:	--
Series:	UPS
Operating Temperature:	-55°C ~ 105°C
Lifetime @ Temp.:	2000 Hrs @ 105°C
ESR (Equivalent Series Resistance):	--
Voltage - Rated:	25V
Tolerance:	±20%
Capacitance:	330µF
Moisture Sensitivity Level (MSL):	--
Part Status:	Active
Lead Free Status / RoHS Status:	--
Packaging:	Bulk

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Introduction of Aluminum Electrolytic Capacitors

Aluminum electrolytic capacitors, known as "liquid capacitors" or "wet capacitors" because they use an electrolyte, are a type of capacitor that uses an electrolyte-filled in a very thin gap between two metal plates, usually aluminum foils, which act as the electrodes.The electrolytes are usually organic solvents or better, acidic or basic soaps in which metallic salts for metallizing the electrodes are dissolved. Capacitance is depending on the surface area of the electrodes and the distance between them. Aluminum electrolytic capacitors have been developed to provide a wide range of sizes and physical dimensions, allowing them to be used to fit a large variety of applications.The capacitance of aluminum electrolytic capacitors may range from several μF to thousands of μF.Modern aluminum electrolytic capacitors are highly reliable and they are widely used due to their smaller size, less weight and higher capacitance than other kinds of capacitors.

UPS1E331MPD and its Field of Application

UPS1E331MPD is an aluminum electrolytic capacitor with higher conductivity,developed by Murata Co., Ltd. It is composed of an aluminum etching foil, organic solvent and special electrolyte. The main features of this product are higher capacitance, higher ripple current capability and longer service life. The UPS1E331MPD has wide application field and can be used in fields such as power supply, consumer electronics and controller boards.

The Working Principle of UPS1E331MPD

The working principle of the UPS1E331MPD is based on the Faraday\'s law of electrolysis. The principle states that the amount of substance deposited or dissolved by an electric current is directly proportional to the amount of electric charge passing through the cell. In other words, when electricity passes through the capacitor, the metal plates of the capacitor absorb an electric charge, creating an electrical field between them. This electric field creates a force that attracts the metal ions in the electrolyte, which results in the ions bonding together and forming metal oxide coating on the metal plates. The oxide coating has a larger surface area than the metal plates, and the capacitance is thus increased. As the oxide coating increases, it also acts as a barrier between the plates, acting as an electrical insulator that can control the current flow through the capacitor. This control helps to prevent the capacitor from overloading and breaking down. In addition, the oxide coating also helps to reduce the leakage of current, which extends the service life of the capacitor.

Conclusion

The UPS1E331MPD aluminum electrolytic capacitor is a highly reliable and efficient component that has a wide range of applications in the industry. It offers higher capacitance, higher ripple current capability and longer service life compared to other types of capacitors. By understanding its working principle, we can better utilize this component to match the circuit requirements and provide efficient and accurate performance.

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