LGW2D471MELZ30

Polarization:	Polar
Package / Case:	Radial, Can - Snap-In
Mounting Type:	Through Hole
Surface Mount Land Size:	--
Height - Seated (Max):	1.181" (30.00mm)
Size / Dimension:	0.866" Dia (22.00mm)
Lead Spacing:	0.394" (10.00mm)
Ripple Current @ High Frequency:	3.255A @ 50kHz
Ripple Current @ Low Frequency:	2.17A @ 120Hz
Applications:	General Purpose
Ratings:	--
Series:	LGW
Operating Temperature:	-40°C ~ 105°C
Lifetime @ Temp.:	3000 Hrs @ 105°C
ESR (Equivalent Series Resistance):	--
Voltage - Rated:	200V
Tolerance:	±20%
Capacitance:	470µF
Moisture Sensitivity Level (MSL):	--
Part Status:	Active
Lead Free Status / RoHS Status:	--
Packaging:	Bulk

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Aluminum Electrolytic Capacitors – LGW2D471MELZ30 Application Field and Working Principle

Aluminum electrolytic capacitors, commonly known as electrolytic capacitors, are widely used in electronic products due to their small size, high capacitance, and low cost. They are classified according to the type of electrolyte they contain, with aluminum electrolytic capacitors being one of the most commonly used electrolytic capacitors. The LGW2D471MELZ30 is a type of aluminum electrolytic capacitor which is commonly used in electronic circuits.

Application Field

The LGW2D471MELZ30 is often used in applications where high capacitance is needed, such as filtering and decoupling across the power supply line, snubber circuits and AC line filtering. They are also used to store energy in automotive alternator circuits, where the stored energy is used to produce a consistent output. Additionally, the LGW2D471MELZ30 can be used for resonant circuits, waveform shaping, and pulse circuits.

Operating Principle

Aluminum electrolytic capacitors have a distinct operating principle which allows them to store large amounts of energy in a small package. At the heart of this principle is the classic dielectric-electrolyte combination. The dielectric is a thin aluminum oxide film which is formed on the surface of the aluminum electrodes. This film acts as an insulation layer, preventing current from leaking between the two electrodes. The electrolyte serves as the medium by which electrical charge is transported between the electrodes. The electrolyte consists of a water-based solution containing electrolyte ions. Electrons are attracted to the positive electrodes as they are repelled from the negative electrodes. This creates an electrical field between the two electrodes which results in an electric current. The combination of this dielectric-electrolyte system and the potential difference between the electrodes creates an effective capacitance. The capacitance of the capacitor is measured in farads and is determined by the surface area of the electrodes, the thickness of the oxide film, and the type of electrolyte used.

Design Considerations

The design of the aluminum electrolytic capacitor requires several considerations. First, the voltage rating must be considered when selecting the capacitor. The voltage rating of the capacitor should be higher than the maximum voltage it will be exposed to in order to ensure it will not overheat or fail. Additionally, the capacitance and operating temperature range should also be taken into consideration when selecting the capacitor. The capacitance should be high enough to meet the application requirements, while the operating temperature range should be within the specified range for the capacitor. Other design considerations include the physical size of the capacitor, its electrical connection, and its environmental conditions. The physical size of the capacitor is important because it needs to fit in the space available in the electronic device. The type of electrical connection should also be taken into account, as there are various types of electrical connections which can be used depending on the application. Finally, the environment in which the capacitor will operate should be taken into account. This includes the temperature and humidity, as well as any other environmental factors which may affect the performance of the capacitor.

Conclusion

The LGW2D471MELZ30 is a type of aluminum electrolytic capacitor which is commonly used in electronic circuits. This capacitor has a large capacitance which makes it useful for a variety of applications. Additionally, design considerations should be taken into account when using this capacitor, such as the voltage rating, capacitance, size, electrical connection, and environmental factors. When all of these design considerations are taken into account, the LGW2D471MELZ30 can be used to help power electronic devices in a variety of applications.

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