730P684X5100

ESR (Equivalent Series Resistance):	33 mOhms
Features:	--
Ratings:	--
Applications:	High Frequency, Switching
Lead Spacing:	--
Termination:	PC Pins
Height - Seated (Max):	--
Size / Dimension:	0.346" Dia x 1.000" L (8.80mm x 25.40mm)
Package / Case:	Axial
Mounting Type:	Through Hole
Operating Temperature:	-55°C ~ 85°C
Series:	730P
Dielectric Material:	Polypropylene (PP), Metallized
Voltage Rating - DC:	100V
Voltage Rating - AC:	--
Tolerance:	±5%
Capacitance:	0.68µF
Moisture Sensitivity Level (MSL):	--
Part Status:	Active
Lead Free Status / RoHS Status:	--
Packaging:	Bulk

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Film CapacitorsFilm capacitors, also called polyester capacitors, metalized film capacitors, AC film capacitors and metallized film capacitors, are capacitors which use metallized polyester film as the dielectric. These capacitors are commonly used for purposes such as smoothing, coupling, and transient suppression in applications involving power conditioning. The 730P684X5100 is a type of metallized polyester film capacitor with an operating temperature range of -40 to + 85°C. It is intended for application in AC motor controls and DC-DC converters, power supplies, loudspeaker drivers, and similar products.Working PrincipleFilm capacitors are based on the principle that when two conducting surfaces are separated by a dielectric material, such as a common dielectric material like plastic film, a capacitance is created. This capacitance can then be used to store electrical energy. Film capacitors typically have a very low ESR (equivalent series resistance) and wide operating range, which makes them a good choice for applications involving voltage spikes or fast current changes.When a voltage is applied to the capacitor, the dielectric material is polarised and a charge accumulates on the plates. This charge creates an electric field between the two plates which causes the voltage to drop across the capacitor. This drop is known as the capacitive reactance of the circuit. The amount of reactance is determined by the size of the capacitor, the length of the film, and the dielectric constant of the material. The more capacitance, the higher the reactance and vice-versa.Application FieldFilm capacitors can be used in many different types of applications, as they can be customised to different voltage needs, with the limits depending on the dielectric material. They are often used in high-frequency applications, such as power supplies and radio frequency (RF) applications, as just some examples.The 730P684X5100 is specifically designed for applications in AC motor controls and DC-DC converters, power supplies, loudspeaker drivers, and similar products. As mentioned before, the operating temperature range is -40 to + 85°C and it has a low equivalent series resistance (ESR), so it can be used in applications which require quick current changes or voltage spikes.Film capacitors are also widely used for applications such as power-supply filtering, noise-filtering, and similar applications. They are also used in EMC (electromagnetic compatibility) systems, which help protect against electromagnetic interference (EMI).ConclusionFilm capacitors are a type of capacitor which use metallized polyester film as the dielectric and have a wide range of applications, from high-frequency applications such as power supplies and radio frequency (RF) applications to power-supply filtering and EMC (electromagnetic compatibility) systems. The 730P684X5100 is a type of metallized polyester film capacitor with an operating temperature range of -40 to +85°C specifically designed for application in AC motor controls and DC-DC converters, power supplies, loudspeaker drivers, and similar products. It has a low ESR, which makes it an ideal choice for applications involving voltage spikes or fast current changes.

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