SEK4R7M063ST

Series:	SEK
Packaging:	Bulk
Lead Free Status / RoHS Status:	--
Part Status:	Active
Moisture Sensitivity Level (MSL):	--
Capacitance:	4.7µF
Tolerance:	±20%
Voltage - Rated:	63V
ESR (Equivalent Series Resistance):	28.23 Ohm @ 120Hz
Lifetime @ Temp.:	2000 Hrs @ 105°C
Operating Temperature:	-55°C ~ 105°C
Polarization:	Polar
Ratings:	--
Applications:	General Purpose
Ripple Current @ Low Frequency:	34mA @ 120Hz
Ripple Current @ High Frequency:	47.6mA @ 10kHz
Lead Spacing:	0.079" (2.00mm)
Size / Dimension:	0.197" Dia (5.00mm)
Height - Seated (Max):	0.433" (11.00mm)
Surface Mount Land Size:	--
Mounting Type:	Through Hole
Package / Case:	Radial, Can

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Introduction

Aluminum Electrolytic Capacitors are a type of components used in electrical equipment. They are widely used in a variety of electronic systems, such as sound systems, radio receivers, amplifiers, antennas, and power supplies. They have the advantages of small size, low cost, and excellent stability.The SEK4R7M063ST is a type of Aluminum Electrolytic Capacitor that is designed to perform optimally in extreme conditions. It is a non-polar capacitor with a rated voltage of 16V, a capacitance of 2.2µF, and a maximum working temperature of 125°C. The SEK4R7M063ST is an ideal choice for applications that require high performance and reliability.

Application Fields

The SEK4R7M063ST is designed for use in extreme conditions and is therefore particularly well-suited for industrial automation, automotive, communication, and energy storage applications. In industrial applications such as automation and factory engineering, it can be used in motor controllers, frequency converters, and AC/DC power supplies. In automotive applications, it can be used as a bypass capacitor for spark coils, voltage regulators, and other electronic components.In telecommunications, it provides excellent performance for communication power supply systems and radio frequency (RF) components. It is also used as a bypass cap in RF oscillators and power amplifiers. In energy storage applications, its low ESR helps ensure that peak current demands are met and power is supplied when needed most. It can be used in battery management systems, for example, to provide stable power when charging and discharging energy storage devices.

Working Principle

An Aluminum Electrolytic Capacitor works by utilizing the electrical properties of the oxide layer on the surface of the aluminum electrodes. The oxide layer is formed when the capacitor is initially charged. It acts as an insulating layer between the two electrodes, preventing them from being shorted. The oxide layer also provides a higher capacitance than other types of capacitors.When an AC voltage is applied to the SEK4R7M063ST, the oxide layer is subjected to rapid changes in charge and electric field. This causes the oxide layer to expand and contract, increasing and decreasing the capacitance. This process helps to reduce the ESR (Equivalent Series Resistance) at high frequencies and provides a more stable and efficient power supply.When the AC voltage is removed, the oxidation layer reverts to its original state and the capacitance returns to normal. This allows the SEK4R7M063ST to have a long service life and a high level of performance.

Conclusion

The SEK4R7M063ST is a type of Aluminum Electrolytic Capacitor designed to provide reliable performance in extreme conditions. Its non-polar design and high capacitance make it ideal for use in industrial automation, automotive, communication, and energy storage applications. Its low ESR helps to ensure that peak current demands are met and power is supplied when needed most. Its unique working principle helps to reduce ESR at high frequencies and provide a more stable and efficient power supply.

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