400BXW27MEFR10X25

Polarization:	Polar
Package / Case:	Radial, Can
Mounting Type:	Through Hole
Surface Mount Land Size:	--
Height - Seated (Max):	1.063" (27.00mm)
Size / Dimension:	0.394" Dia (10.00mm)
Lead Spacing:	0.197" (5.00mm)
Ripple Current @ High Frequency:	725mA @ 100kHz
Ripple Current @ Low Frequency:	290mA @ 120Hz
Applications:	General Purpose
Ratings:	--
Series:	BXW
Operating Temperature:	-40°C ~ 105°C
Lifetime @ Temp.:	12000 Hrs @ 105°C
ESR (Equivalent Series Resistance):	--
Voltage - Rated:	400V
Tolerance:	±20%
Capacitance:	27µF
Moisture Sensitivity Level (MSL):	--
Part Status:	Active
Lead Free Status / RoHS Status:	--
Packaging:	Bulk

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Aluminum Electrolytic Capacitors: 400BXW27MEFR10X25 Application Field and Working Principle

Aluminum electrolytic capacitors are widely used across different electronic applications due to their excellent electrical properties. The numerical marking on capacitor models such as 400BXW27MEFR10X25 makes them even more suitable for precise applications. This article will explore the application field and working principle of the 400BXW27MEFR10X25 capacitor.Aluminum electrolytic capacitors are a type of electrolytic capacitors that feature an anode made from highly-pure aluminum foil, a cathode made of activated porous carbon and an electrolyte. Different types of electrolytes are used depending on the desired application, typically sodium hydroxide in place of pure water. The presence of electrolytes allows the capacitor to take advantage of the double-layer electric effect, significantly improving the capacitance of the device when compared to other types of capacitors. The numerical marking on a specific capacitor model such as 400BXW27MEFR10X25 enables the customer to match precisely the type of aluminum electrolytic capacitor needed for a given application.The 400BXW27MEFR10X25 capacitor is a surface-mount aluminum electrolytic capacitor. It has been designed for use in electric applications where high reliability, small size, and low equivalent series inductance (ESL) are critical. It has a standard tolerance of ±10%-25%, depending on its specific application, with a voltage rating of 45V to 50V. This capacitor is robustly constructed, making it ideal for use in environments that require a durable electric component. It is small in size and lightweight, making it easier to install and requiring less space on the printed circuit board. With its low ESL, the 400BXW27MEFR10X25 capacitor allows for improved frequency response, making it suitable for high-frequency applications.The working principle of aluminum electrolytic capacitors is based on their double-layer electric effect. This effect is created by the presence of electrolyte in the capacitor, which acts as an insulator between the anode and the cathode. As the positive charge accumulates in the anode and the negative charge in the cathode, an electric potential gradient develops across the component. The electrolyte layer between the two plates prevents the charge from dissipating and so the capacitor can store and release electric energy, which is directly related to the capacitance of the component.In summary, aluminum electrolytic capacitors are a type of capacitor with an anode made from highly-pure aluminum foil, a cathode made of activated porous carbon and an electrolyte, which allows them to take advantage of the double-layer electric effect and significantly improve their capacitance compared to other types of capacitors. The 400BXW27MEFR10X25 capacitor is a surface-mount aluminum electrolytic capacitor with a voltage rating of 45V to 50V, making it suitable for use in electric applications where high reliability, small size, and low equivalent series inductance (ESL) are critical. The working principle of aluminum electrolytic capacitors is based on their double-layer electric effect, which is created by the presence of electrolyte in the capacitor and enables them to store and release electric energy.

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