400LLE1.2MEFCT78X9

Polarization:	Polar
Package / Case:	Radial, Can
Mounting Type:	Through Hole
Surface Mount Land Size:	--
Height - Seated (Max):	0.413" (10.50mm)
Size / Dimension:	0.315" Dia (8.00mm)
Lead Spacing:	0.138" (3.50mm)
Ripple Current @ High Frequency:	56mA @ 100kHz
Ripple Current @ Low Frequency:	28mA @ 120Hz
Applications:	General Purpose
Ratings:	--
Series:	LLE
Operating Temperature:	-40°C ~ 105°C
Lifetime @ Temp.:	12000 Hrs @ 105°C
ESR (Equivalent Series Resistance):	--
Voltage - Rated:	400V
Tolerance:	±20%
Capacitance:	1.2µF
Moisture Sensitivity Level (MSL):	--
Part Status:	Active
Lead Free Status / RoHS Status:	--
Packaging:	Tape & Box (TB)

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Aluminum electrolytic capacitors are widely used in industrial and electronic applications because of their excellent performance characteristics. They are used in many applications including power supplies, power switching, signal conditioning, and filtering. The 400LLE1.2MEFCT78X9 capacitor is one of the more commonly used devices in these applications. In this article, we will discuss the application field and working principle of the 400LLE1.2MEFCT78X9 aluminum electrolytic capacitor.An aluminum electrolytic capacitor is an electronic component that stores energy in the form of a charge across two metal plates. The capacitor consists of two metal plates, known as the anode and cathode, that are wrapped together in a metal shell. The metal plates are separated by a dielectric material, usually in the form of a paper, plastic, or ceramic material. An electrolyte, typically in liquid form or possibly paste, is then applied to the metal plates. When a voltage is applied across the two metal plates, electric fields are created, which cause the electrolyte to dissolve the metal plates and form an electric double layer. This double layer stores charge and forms a capacitance, which is measured in Farads.The 400LLE1.2MEFCT78X9 aluminum electrolytic capacitor is a low-ESR (Equivalent Series Resistance) device designed for use in high frequency switching and power supply applications. It is ideal for use in systems that require rapid charging and discharging, such as power supplies or power switching circuits. The ESR of the capacitor is typically low, ensuring minimal voltage drop and excellent high-frequency response.The main advantage of an aluminum electrolytic capacitor is its high capacitance. With a capacitance as high as 200uF, the 400LLE1.2MEFCT78X9 is able to store a large amount of energy with relatively little size and weight. This makes it ideal for applications where space and weight are concerns, such as in portable or hand-held electronics. The capacitance also gives the 400LLE1.2MEFCT78X9 capacitor the ability to filter large amounts of noise in power supplies or other sensitive circuits.The 400LLE1.2MEFCT78X9 aluminum electrolytic capacitor also has a wide operating temperature range of -55 to +125°C. This makes it suitable for use in a variety of applications, for example in printed circuit boards or automotive electronics. Additionally, the capacitor has a long service life of 5000 hours, making it an ideal solution for long-term applications.In summary, the 400LLE1.2MEFCT78X9 aluminum electrolytic capacitor is a high-performance device that offers excellent capacitance and low ESR in a compact form factor. It is suitable for a wide range of applications, including power supplies, power switching, signal conditioning, and filtering. Additionally, its wide temperature range and long service life make it an ideal choice for industrial and electronic applications.

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