LAK2G271MELB40

Polarization:	Polar
Package / Case:	Radial, Can - Snap-In
Mounting Type:	Through Hole
Surface Mount Land Size:	--
Height - Seated (Max):	1.654" (42.00mm)
Size / Dimension:	1.181" Dia (30.00mm)
Lead Spacing:	0.394" (10.00mm)
Ripple Current @ High Frequency:	1.127A @ 10kHz
Ripple Current @ Low Frequency:	980mA @ 120Hz
Applications:	General Purpose
Ratings:	--
Series:	LAK
Operating Temperature:	-25°C ~ 105°C
Lifetime @ Temp.:	2000 Hrs @ 105°C
ESR (Equivalent Series Resistance):	--
Voltage - Rated:	400V
Tolerance:	±20%
Capacitance:	270µF
Moisture Sensitivity Level (MSL):	--
Part Status:	Active
Lead Free Status / RoHS Status:	--
Packaging:	Bulk

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Aluminum Electrolytic Capacitors

Aluminum electrolytic capacitors are an important type of capacitor, widely used in many electrical and electronic applications. The LAK2G271MELB40 specifically is a type of aluminum electrolytic capacitor, and has several important features that make it an excellent choice for certain applications. Aluminum electrolytic capacitors use an electrolyte formed with an aluminum oxide film, sandwiched between two metal electrodes. The anode (positive) electrode is made from an extremely thin aluminum foil, while the cathode (negative) electrode is a metal plate. These capacitors are often referred to as “wet” capacitors because they contain a liquid electrolyte for their operation. Aluminum electrolytic capacitors have a few major advantages over other types of capacitors such as ceramic, film, and paper capacitors. These capacitors are highly efficient, with very high capacitance and low leakage current. Furthermore, aluminum electrolytic capacitors are very robust and can operate at high temperatures.The LAK2G271MELB40 is a radial leaded aluminum electrolytic capacitor with low impedance. It has a rated capacitance of 270uF, voltage of 25V, and temperature range of -40 °C to +105 °C. It also has a short-term ripple current rating of 2.64A, which is a very high value. This means it is capable of handling high current without suffering rapid deterioration.The LAK2G271MELB40 is primarily used in power electronic switching applications and is ideal for applications requiring ripple current resistance and very low impedance. Such applications include motor drive circuits, high frequency power supplies, DC/DC converters, and power inverters.The working principle of LAK2G271MELB40 is based on the basic principle of any electrolytic capacitor. When a voltage is applied to the terminals of the capacitor, an electric field draws the liquid electrolyte ions onto the surface of the anode foil, thus forming an oxide film on the inside surface. This film acts as a barrier between the anode and cathode, and thus, the capacitor is capable of storing charge and releasing energy when needed.In conclusion, the LAK2G271MELB40 is an excellent choice for power electronic switching applications. It has a very high ripple current rating, making it ideal for circuits requiring high current. In addition, its low impedance and high capacitance make it a reliable and effective choice.

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