B25835M1225K7

Operating Temperature:	-25°C ~ 85°C
Features:	--
Ratings:	--
Applications:	Damping; Snubber
Lead Spacing:	--
Termination:	Quick Connect Tab - 0.248" (6.30mm)
Height - Seated (Max):	5.157" (131.00mm)
Size / Dimension:	2.362" Dia (60.00mm)
Package / Case:	Radial, Can
Mounting Type:	Chassis Mount
Series:	B25835
Dielectric Material:	--
Voltage Rating - DC:	--
Voltage Rating - AC:	2100V (2.1kV)
Tolerance:	±10%
Capacitance:	2.2µF
Moisture Sensitivity Level (MSL):	--
Part Status:	Obsolete
Lead Free Status / RoHS Status:	--
Packaging:	Bulk

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Film Capacitors: B25835M1225K7 application field and working principle

Film capacitors, also referred to as plastic film capacitors or polyester capacitors, are one of the most commonly used components in electronic circuits. B25835M1225K7 is one type of film capacitor. This type consist of a polyester film as the dielectric, which is impregnated with liquid electrolyte and then rolled into a capacitor structure. The features of B25835M1225K7 film capacitor make it suitable for a wide range of applications, from power conversion and regulation to in-circuit and equipment protection.

B25835M1225K7 Application

The most important application field of B25835M1225K7 is in power electronics. In a power supply circuit, the electrolytic capacitor may cause large voltage fluctuations; however, the B25835M1225K7 has superior voltage stabilizing performance and can minimize those fluctuations. This capacitor also has high dielectric strength making it suitable for snubber or discharge circuits, meaning circuits that protect other components from voltage spikes. B25835M1225K7 is also well known for its ripple-filtering capabilities and is used in a variety of power supply and filter circuits.B25835M1225K7 is also widely used in audio and signal processing systems. The capacitor\'s wide capacitance range, low dielectric absorption, and superior stability make it suitable for many high-fidelity audio equipment. Its super low distortion properties make it suitable for use in high-frequency signal conditioning circuitry with minimal noise. The normal operating temperature of the capacitor (rated up to 120 degrees Celsius) also make it ideal for use in amplifiers, FM transmitters, and other equipment requiring superior thermal management.

Working Principle of B25835M1225K7

Generally speaking, the function of a capacitor is to store electric charge. The B25835M1225K7 is a film capacitor, which consists of a flexible plastic film as the dielectric, with two conductive plates (usually metal or aluminum) that are separated by the dielectric material. When an electrical voltage is applied between the two plates, it creates an electric field, which causes electrons to flow from one plate to the other. This flow of electrons forms an electric charge and stores it within the capacitor.The most important electromagnetic characteristics of the B25835M1225K7 are its capacitance and its working voltage. The capacitance is the measure of the amount of charge stored within the capacitor for a given voltage. The capacitor\'s working voltage is the maximum voltage the capacitor can handle without breaking down. The B25835M1225K7 has a nominal capacitance of 2500 V, and it can withstand a maximum voltage of 370VDC. The design of the B25835M1225K7 also includes an anode connector bar and a diallyl phthalate (DOP) insulation strip. The anode connector bar provides the electrical connection from the capacitor to the circuit. The DOP insulation strip provides mechanical support and insulation between the anode and cathode, preventing short circuits and eliminating any heat generated by the electric field.

Conclusion

This is an overview of the B25835M1225K7 film capacitor and its application fields. It is widely used for power conversion, power supply, noise filtering, signal conditioning, and audio amplification. Its superior voltage and capacitance stability combine for high dielectric strength and ripple-filtering capabilities. The anode connectors and DOP insulation further ensure the capacitor’s reliability in operation.

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