LGX2D122MELB40

Series:	LGX
Packaging:	Bulk
Lead Free Status / RoHS Status:	--
Part Status:	Active
Moisture Sensitivity Level (MSL):	--
Capacitance:	1200µF
Tolerance:	±20%
Voltage - Rated:	200V
ESR (Equivalent Series Resistance):	--
Lifetime @ Temp.:	5000 Hrs @ 105°C
Operating Temperature:	-25°C ~ 105°C
Polarization:	Polar
Ratings:	--
Applications:	General Purpose
Ripple Current @ Low Frequency:	2.53A @ 120Hz
Ripple Current @ High Frequency:	3.795A @ 50kHz
Lead Spacing:	0.394" (10.00mm)
Size / Dimension:	1.181" Dia (30.00mm)
Height - Seated (Max):	1.654" (42.00mm)
Surface Mount Land Size:	--
Mounting Type:	Through Hole
Package / Case:	Radial, Can - Snap-In

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Aluminum Electrolytic Capacitors

Aluminum electrolytic capacitors, also known as an aluminium electrolytic capacitor, are primarily composed of an anode and cathode, two electrical terminals and two aluminum foils (electrodes) separated by a paper impregnated with an electrolyte. The aluminum foil functions as the anode and the conductive electrolyte functions as the cathode.The electrolyte provides the conductive medium between the two electrodes, enabling the capacitance to be created. With the application of a voltage, electrons are pushed onto the anode by a reaction between the electrolyte and aluminum. The capacitor then stores the energy.An aluminum electrolytic capacitor, such as the LGX2D122MELB40, is used in a variety of applications. The capacitor is most commonly used in radio frequency (RF), filters, power management, signal processing, decoupling, and smoothing circuits.The LGX2D122MELB40 is a smaller version of the original, containing a diameter of 2mm, a length of 5.3mm and a capacitance of 12pF. As the LGX2D122MELB40 is a SMD type, it is designed with a greater area of coverage, allowing for a better heat dissipation. This capacitor is especially useful in high-frequency and RF circuits.The capacitance of the LGX2D122MELB40 is created by the action of the paper/electrolyte medium between the aluminum foils. This is done by essentially holding electrons on the anode and pulling them away from the electrolyte. The electrons are then transferred to the cathode, creating a neutral charge in the circuit and a current flow through the capacitor, which is measured in volts.When a capacitor such as the LGX2D122MELB40 is connected in an AC circuit, it acts as a frequency filter. The capacitor passes low frequencies through the circuit, while blocking out high frequencies. This can be very useful in preventing noise and unwanted signals from travelling along the circuit. The LGX2D122MELB40 is also useful in signal processing, as it can be used to store electrical energy. By charging and discharging the capacitor, a signal can be created from the voltage differences that are created. This is useful in the processing of both digital and analog signals.The LGX2D122MELB40 is also often used in power management and decoupling applications. Its ability to store energy for quick release makes it a suitable choice for circuits that require frequent power fluctuation or power reserve. The capacitor can also prevent current leakage, or “crosstalk”, by blocking the transmission of signals from one part of a circuit to another.Aluminum electrolytic capacitors like the LGX2D122MELB40 have a wide range of uses and application fields. With its small size, large capacitance and ability to filter signals and store energy, it is suitable for various types of circuit applications.

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