ECW-FD2J683K4

Operating Temperature:	-40°C ~ 105°C
Features:	--
Ratings:	--
Applications:	EMI, RFI Suppression; High Frequency, Switching; High Pulse, DV/DT
Lead Spacing:	0.295" (7.50mm)
Termination:	PC Pins
Height - Seated (Max):	0.331" (8.40mm)
Size / Dimension:	0.496" L x 0.197" W (12.60mm x 5.00mm)
Package / Case:	Radial
Mounting Type:	Through Hole
Series:	ECW-F(D)
Dielectric Material:	Polypropylene (PP), Metallized
Voltage Rating - DC:	630V
Voltage Rating - AC:	--
Tolerance:	±10%
Capacitance:	0.068µF
Part Status:	Active
Lead Free Status / RoHS Status:	--
Packaging:	Tape & Reel (TR)

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Introduction

Film capacitors (also known as foil capacitors) are components that store energy through the action of electric fields. The basic structure consists of a thin layer of insulating material (typically MyIar film) sandwiched between two conductive elements. The use of Mylar provides a dielectric material of higher efficiency than other commonly used film insulators, resulting in stable electrical characteristics and low leakage current. The most common type of film capacitor is the ECW-FD2J683K4, which is widely used in a variety of applications.

Application Field of ECW-FD2J683K4

The ECW-FD2J683K4 is a type of film capacitor that is widely used in a variety of applications. It has a low dissipation factor and high insulation resistance, making it ideal for many high-frequency and high-voltage applications such as automotive electronics, motor drives, home electronics, factory automation, power supplies and medical electronics.The ECW-FD2J683K4 is also used in audio applications, such as amplifiers and loudspeakers. Its small size and high insulation resistance make it ideal for use in these applications. It is often used in crossover networks to filter out high frequencies and can also be used as a bypass capacitor to reduce noise and distortion in audio circuits.The ECW-FD2J683K4 is also suitable for A/C power circuit applications. It can be used as a high voltage transient protector and is often used in conjunction with higher capacitance capacitors to reduce harmonics and control EMI (electromagnetic interference).

Working Principle of ECW-FD2J683K4

The ECW-FD2J683K4 is a film capacitor that stores energy in an electrical field. When AC voltage is applied to the plate electrodes, an electrical field is formed throughout the capacitor dielectric layer. This field causes the individual molecules of the dielectric material to be attracted to the electrodes and move away from each other, creating an electrical polarization. The amount of energy that can be stored in a capacitor is determined by the material selection, size, and shape of the dielectric layer, as well as the applied voltage. As the voltage increases, the electric field strength increases and the capacitor stores more energy. When the applied AC voltage reverses direction, the electrical fields of the capacitor also reverse, causing the molecular structure to reconfigure. This movement of molecules causes a current to flow through the circuit, which is then discharged as heat. The ECW-FD2J683K4 is a highly efficient capacitor that is designed to dissipate a minimum amount of heat. Its low dissipation factor and high insulation resistance ensure reliable and stable electrical characteristics.

Conclusion

The ECW-FD2J683K4 is a film capacitor with a wide range of application capabilities. Its low dissipation factor, high insulation resistance, and small size make it ideal for use in many high-frequency and high-voltage applications such as automotive electronics, motor drives, home electronics, factory automation, power supplies and medical electronics. It can also be used in audio applications, such as amplifiers and loudspeakers, and A/C power circuit applications. Its working principle is based on the ability to store energy in an electrical field and its efficient design allows for a minimum amount of heat dissipation.

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