38FB4425A-F

Operating Temperature:	-40°C ~ 70°C
Features:	--
Ratings:	--
Applications:	Motor Run; Power Factor Correction (PFC)
Lead Spacing:	0.813" (20.64mm)
Termination:	Quick Connect, Disconnect
Height - Seated (Max):	4.160" (105.66mm)
Size / Dimension:	3.656" L x 1.969" W (92.87mm x 50.01mm)
Package / Case:	Radial, Can
Mounting Type:	Chassis Mount
Series:	MPF
Dielectric Material:	Polypropylene (PP), Metallized
Voltage Rating - DC:	--
Voltage Rating - AC:	440V
Tolerance:	±10%
Capacitance:	25µF
Moisture Sensitivity Level (MSL):	--
Part Status:	Active
Lead Free Status / RoHS Status:	--
Packaging:	Bulk

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Introduction to Film Capacitors

Film capacitors, also known as plastic film capacitors, are the most widely used type of capacitors due to their versatility, reliable performance, and low cost. Film capacitors are usually non-polarized and come in a variety of shapes and sizes, making them suitable for a wide range of applications.

38FB4425A-F Application Field and Working Principle

The 38FB4425A-F is a film capacitor with a unique capacitor geometry that provides high capacitance density and good ripple current performance. The 38FB4425A-F is constructed with a polypropylene film dielectric, an aluminum/zinc foil electrode, and a steel can case. The 38FB4425A-F has a wide range of applications in AC/DC power filtering. It is used in circuits to reduce electrical noise or ripple by producing an opposite-polarity electrical current to that of the source current. This helps reduce interference and distortion caused by noise. It also helps smooth out the power in supplies with high alternating voltage.The working principle of the 38FB4425A-F is based on the concept of capacitive reactance. When an AC voltage is applied across the device, it creates an electrical field that causes current to flow between the two metal plates. As current flows through the capacitor, the electric field creates a displacement of electrons within the dielectric and causes an impedance to the current flow, resulting in the absorption of energy. The 38FB4425A-F capacitor is tested to last for more than 4000 hours in normal operation and 20 years in standby mode. It features excellent temperature stability and is designed to accommodate temperatures up to 125°C.

Conclusion

The 38FB4425A-F is an excellent film capacitor that is a popular choice for a wide variety of applications ranging from power filtering to signal processing. It offers amazing performance, high capacitance density, and long-term reliability, making it a cost-effective solution for many projects.

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