ECQ-E4393JFW

Operating Temperature:	-40°C ~ 105°C
Features:	--
Ratings:	--
Applications:	General Purpose
Lead Spacing:	0.394" (10.00mm)
Termination:	PC Pins
Height - Seated (Max):	0.512" (13.00mm)
Size / Dimension:	0.472" L x 0.193" W (12.00mm x 4.90mm)
Package / Case:	Radial
Mounting Type:	Through Hole
Series:	ECQ-E(F)
Dielectric Material:	Polyester, Metallized
Voltage Rating - DC:	400V
Voltage Rating - AC:	--
Tolerance:	±5%
Capacitance:	0.039µF
Moisture Sensitivity Level (MSL):	--
Part Status:	Active
Lead Free Status / RoHS Status:	--
Packaging:	Bulk

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Introduction to ECQ-E4393JFW Film CapacitorsFilm capacitors are electronic components mainly used to store energy and to filter out specific frequencies within electric circuits. They are composed of a layer of plastic film between two electrodes, typically aluminum foils, often with an additional layer of alloys such as zinc or copper. The general working principle of film capacitors is to store energy when the current runs through the electric circuit, and to release the energy when the current stops. Generally speaking, film capacitors have good electrical stability, low dissipation factor, low leakage and high insulation resistance, which makes them a preferred component for applications that require reliable signal transmission, filtering or storing energy. The Application of ECQ-E4393JFW Film CapacitorsThe ECQ-E4393JFW film capacitors are ideal for use in AC power rectification and for applications that require high voltage or low impedance. Moreover, they are also suitable for applications such as power supplies, inverters, switches, loudspeakers and amplifiers.The Working Principle of ECQ-E4393JFW Film CapacitorsThe ECQ-E4393JFW film capacitors operate in a very similar fashion to the traditional electrolytic capacitors. The working principle of the ECQ-E4393JFW film capacitor is based on the electrostatic principle. This means that when an AC current flows through the capacitor, an electrostatic field is created in the dielectric material between the two layers. This field stores energy that can then be released when the current stops. This energy stored in the electrostatic field is proportional to the capacitance of the capacitor and its voltage rating. The main advantage of using a film capacitor compared to an electrolytic capacitor is that the film capacitor does not contain any electrically active liquid, therefore it does not have a limited lifespan like the electrolytic capacitor does. Furthermore, the ECQ-E4393JFW film capacitors are also suitable for applications such as power supplies, inverters, switches, loudspeakers and amplifiers. In the case of these applications the high insulation resistance of the ECQ-E4393JFW helps reduce EMI (electromagnetic interference) and power loss.ConclusionIn conclusion, the ECQ-E4393JFW is a great choice for applications requiring reliable signal transmission, filtering or storing energy. Its high insulation resistance ensures low EMI and low power loss, and its long-term stability makes it one of the best film capacitors on the market. The ECQ-E4393JFW film capacitor has a wide application field and is suitable for use in AC power rectification, power supplies, inverters, switches, loudspeakers, and amplifiers. Finally, its working principle is based on the electrostatic principle and its operation is based on storing energy when an AC current flows through the capacitor and releasing it when the current stops.

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