ECW-F4433HL

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Film Capacitors

Film capacitors, also known as polypropylene or plastic film capacitors, are a type of capacitor that uses a polyester or polypropylene film as the dielectric material. They are part of a larger family of capacitors that use plastic films as their dielectric. These capacitors offer a variety of advantages compared to traditional capacitors, such as higher voltage breakdown and better temperature characteristics. These advantages have made film capacitors popular in a variety of applications, from audio and video equipment, medical equipment, and power supplies.

The ECW-F4433HL is a type of film capacitor that is widely used in various electronics applications. It is a four-terminal series connection surface mount negative temperature coefficient capacitor. This capacitor has a high temperature rating of -55°C to +155°C and a wide range of capacitance values ranging from 0.1µF to 10µF. The ECW-F4433HL uses X7R type dielectric material and is widely used due to its excellent temperature stability.

Application Field and Working Principle

The ECW-F4433HL film capacitor is mainly applied in the circuits of power electronics products, including DC-DC converters, AC-DC converters, three-phase rectifier filters and the bypass filter in automotive electronic systems. Other applications include power supplies for medical equipment and industrial systems.

The working principle of the ECW-F4433HL film capacitor is based on electrostatic. When a voltage is applied to the two pins of the film capacitor, an electric field is created between the two metal plates inside the capacitor. This electric field causes charges to collect on the opposite sides of the plates, forming an electric double layer. This electric double layer stores energy in the form of an electric field. The energy stored in this electric field is released as the electric field dissipates when the voltage is removed. This process is known as capacitance.

The ECW-F4433HL film capacitor has a variety of impressive features. It has a high temperature rating, it is RoHS compliant, and it offers stable capacitance over a wide temperature range. Its low equivalent series resistance (ESR) and low self-heating make it well suited for operating in high frequency circuits. The ECW-F4433HL is also highly reliable, with an electrical life of up to 2000 hours at 100°C.

The ECW-F4433HL film capacitor is a reliable and popular choice for many electronics applications. Its combination of excellent temperature stability, low ESR, and RoHS compliance make it the ideal choice for power electronics applications. This capacitor is widely used for various applications due to its impressive features.

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