38FB4450A-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:	50µF
Moisture Sensitivity Level (MSL):	--
Part Status:	Active
Lead Free Status / RoHS Status:	--
Packaging:	Bulk

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Film Capacitors: 38FB4450A-F Application Field and Working Principle

A film capacitor is an electronic passive component that stores electric energy. It consists of two metal plates that are placed over a polarity-separated film. The metal plates act as electrodes, while the film acts as a dielectric medium. Film capacitors are divided into two main categories, polyester film capacitors (also known as plastic film capacitors) and polycarbonate film capacitors (also known as teflon film capacitors).The 38FB4450A-F is a polyester film capacitor with a maximum AC & DC voltage rating of 50V. It is ideal for general-purpose applications that require moderate power management and an affordable, reliable capacitance. The 38FB4450A-F is capable of providing exceptional heat cycling performance and operational accuracy, meaning it is suitable for a range of applications from low-frequency to high-frequency circuits.The 38FB4450A-F application field is primarily low- to medium-power circuit filters with capacitor values ranging from 0.0047 μF to 0.047 μF. Common general-purpose uses include energy storage and signal processing electronics, such as televisions, audio amplifiers, and digital cameras.The working principle of the 38FB4450A-F is based on electrolytes, which are electrical conductors. When a voltage is applied between the two metal plates, a current is produced that flows through the electrolytes of the film capacitor. This current provides charge to the film capacitor, which is then stored within. When the voltage is removed, the stored charge will be retained until it is removed, allowing for a variety of signal filtering and signal conditioning operations.The 38FB4450A-F provides excellent performance characteristics such as high volumetric efficiency, high temperature stability, and low noise. The 38FB4450A-F is also equipped with an increased temperature coefficient compared to some other capacitors, meaning the capacitance will remain more constant as the temperature increases. Additionally, the 38FB4450A-F has a wide frequency range with a 1% tolerance.Overall, polyester film capacitors like the 38FB4450A-F offer excellent performance with a variety of applications. The combination of low-cost, reliable capacitance, high temperature stability, and low noise make the 38FB4450A-F an ideal choice for many applications.

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