21FD3730

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):	3.250" (82.55mm)
Size / Dimension:	1.875" Dia (47.63mm), Lip
Package / Case:	Radial, Can
Mounting Type:	Chassis Mount, Requires Holder/Bracket
Series:	MPF
Dielectric Material:	Polypropylene (PP), Metallized
Voltage Rating - DC:	--
Voltage Rating - AC:	370V
Tolerance:	±10%
Capacitance:	30µF
Moisture Sensitivity Level (MSL):	--
Part Status:	Active
Lead Free Status / RoHS Status:	--
Packaging:	Bulk

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Film Capacitors

Film capacitors are commonly used in electrical equipment. They are noted for their size, relative cost, low dissipation factor, high insulation resistance, good long-term reliability, and self-healing property. As a result, film capacitors are used for a range of applications, including in DC-DC converters, high voltage power supplies, and other power electronic circuits.The 21FD3730 is one type of film capacitor. It provides a long life and reliable performance for many different applications. With its high dielectric strength and low dissipation factor, it is suitable for use in medical equipment, power supplies and military applications. Additionally, it has good protection against DC current and ESD events.

21FD3730 Application Field

The 21FD3730 provides a long service life and excellent performance for many different applications. It is commonly used in industrial and medical equipment, lighting systems, avionics, automotive and communications systems, and even in space exploration programs. These capacitors are also used in DC-DC converters and high-voltage power supplies, due to their low dissipation factor and good insulation resistance.In addition to these traditional applications, the 21FD3730 is also suitable for use in advanced power electronics systems. It can provide excellent performance in power systems such as solar power systems, electric vehicles, and other renewable energy systems. The capacitor can also be used in inverters, uninterruptible power supplies, motor drives, switch-mode power applications, and high-voltage transformers.

21FD3730 Working Principle

The 21FD3730 is a type of film capacitor. It is made up of two electrodes, a dielectric material, and a metal film. The dielectric material provides insulation between the two electrodes. When a voltage is applied to the capacitor, a field of electric charge forms between the two electrodes. This electric field stores energy in the form of an electric field. The energy storage capacity of the capacitor is determined by the amount of charge it can store per volt. This is known as the capacitance. The amount of capacitance depends on the size of the capacitor and the dielectric material used. The higher the dielectric constant, the higher the capacitance and vice versa. Generally, the 21FD3730 has an excellent capacitance to volume ratio. The 21FD3730 can also be used as a filter. It is used in AC circuits to pass AC signals while blocking DC current. This is because the capacitor cannot store charge due to the frequency of the AC signal. The capacitor will only allow AC signals to pass through, while blocking DC signals.

Conclusion

The 21FD3730 is a type of film capacitor that is widely used in many different applications. It can be used in industrial and medical equipment, power supplies, DC-DC converters, and many other power electronic circuits. Additionally, it is suitable for use in advanced power electronics systems and renewable energy systems. It is noted for its long life, reliable performance, low dissipation factor, and good protection against ESD events. The 21FD3730 works by creating an electric field between two electrodes to store charge. This electric field can be used to store energy, or to pass AC signals while blocking DC current.

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