B25834F4105K1

Operating Temperature:	-25°C ~ 85°C
Features:	--
Ratings:	--
Applications:	Commutating; Damping
Lead Spacing:	1.378" (35.00mm)
Termination:	Screw Terminals
Height - Seated (Max):	1.890" (48.00mm)
Size / Dimension:	0.984" Dia (25.00mm)
Package / Case:	Radial, Can
Mounting Type:	Chassis Mount
Series:	B25834
Dielectric Material:	Polypropylene (PP), Metallized
Voltage Rating - DC:	--
Voltage Rating - AC:	600V
Tolerance:	±10%
Capacitance:	1µF
Moisture Sensitivity Level (MSL):	--
Part Status:	Obsolete
Lead Free Status / RoHS Status:	--
Packaging:	Bulk

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Introduction

Film capacitors, commonly known as film capacitors, are made of a variety of thin plastic films (usually polyethylene terephthalate, PET) or Mylar. They have high temperature stability, excellent dielectric properties, good temperature characteristics, insulation resistance, long life, reasonable price and small size, and are widely used in various electronic circuits.In this article, we will focus on one specific type of film capacitor, the B25834F4105K1, which is classified as an aluminum electrolytic capacitor. This capacitor is designed particularly for long-term and high-temperature operation, making it ideal for use in automotive and industrial applications. We will discuss the main applications and working principle of this part in more detail.

Applications

The B25834F4105K1 is a radial lead aluminum electrolytic capacitor that is constructed using metallized polyester film dielectric. It is designed for applications that require stability under high temperatures and long-term operation. It is particularly suitable for automotive and industrial applications, such as motor control, power electronic circuits, inverter and servo control, power supplies, circuit integration, and communication systems.It is also suitable for applications that require high current handling capability, high voltage stability, and extended service life. In automotive and industrial uses, this capacitor is capable of withstanding up to 85°C and can operate up to a voltage of 450V. The extended operating temperature range of the B25834F4105K1 makes it ideal for more demanding conditions.

Working Principle

The B25834F4105K1 is an aluminum electrolytic capacitor that operates similarly to other aluminum electrolytic capacitors, such as electrolytic tantalum capacitors and polarized aluminum electrolytic capacitors. It is constructed with a metallized polyester film dielectric and is specifically designed to handle high voltages and high temperatures.The main working principle of this capacitor is based on the theory of Faraday\'s law of electrolysis, which states that when an electrical current passes through a conductive material, such as aluminum, it causes a separation of charged particles, such as positive and negative ions. These ions are then attracted to the opposite electrodes, causing a charge imbalance; this charge imbalance can then be stored as energy.In the B25834F4105K1 capacitor, the electrodes are made of aluminum foil, which is coated with a thin film of a dielectric material. This dielectric material can be a plastic film, such as polyester, or a self-healing dielectric, such as a spray-on coating. When an alternating current passes through the capacitor, the electrodes go through a rapid charging and discharging cycle, which is what causes the stored energy in the capacitor to be released.

Conclusion

The B25834F4105K1 is a type of aluminum electrolytic capacitor that is designed for long-term and high-temperature operation. It can handle a wide variety of automotive and industrial applications, such as motor control, power supplies, circuit integration, and communication systems. The working principle of this capacitor is based on Faraday\'s law of electrolysis and is capable of handling high voltages and temperatures. With its high temperature stability and long life, its reasonable price and small size make this part particularly invaluable to engineers.

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