Series:	2482
Packaging:	--
Part Status:	Active
Capacitance:	47pF
Tolerance:	±20%
Voltage - Rated:	--
DC Resistance (DCR) (Max):	--
Operating Temperature:	--
Insertion Loss:	--
Temperature Coefficient:	U2M
Ratings:	--
Mounting Type:	--
Package / Case:	--
Size / Dimension:	--
Height (Max):	--
Thread Size:	--

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Feed Through Capacitors

Feed through capacitors are electrical components used to connect two electronic circuits at different voltages. They are commonly used in radio frequency (RF) applications, such as in the telecommunications industry, and are available in various sizes and shapes. The 2482-052-U2M0-470MLF is a Feed Through Capacitor specifically designed for high-frequency applications. This capacitor offers very low inserts loss and is ideal for RF shielding applications.

Construction and Working Principle

Feed through capacitors are made up of two electrical circuits connected through a dielectric material. This dielectric material is then sandwiched between two metal plates which form the plates of the capacitor. When the capacitor is inserted into a circuit, it becomes a part of the circuit and acts as a medium of electrical connection between the two sides.When current is applied to the capacitor, the current is divided into two half-cycles and flows through two sides of the capacitor. As current flows through the capacitor, an electric field is created between the two metal plates attached to either side. The electric field creates a capacitance between the two metal plates and this capacitance causes a drop in the voltage on both sides of the capacitor. Thus, the capacitor acts as a voltage divider and its capacitance causes a decrease in the AC current output.

Applications

Feed through capacitors are ideal for RF shielding applications, as they are able to reduce the amount of RF energy that passes through the capacitor. This is achieved by the attenuation of the high frequency signals, which are then converted into a low pass filtering signal. These capacitors are also used for low-frequency applications, such as in power lines, as they are able to maintain the integrity of the power line. Additionally, these components can be used for non-electrical applications, such as air filters and spark plugs.Another common application of Feed through capacitors is as a shielding device in wireless applications. They can effectively block out electromagnetic fields generated by RF signals, thus making them ideal for radio frequency applications. Additionally, these capacitors are often used in audio applications, such as amplifiers. This is due to their ability to provide a constant level of impedance between two circuits, which helps reduce distortion and delivers an accurate signal.

Advantage and Disadvantages

The major advantage of Feed through capacitors is their low insertion losses. This makes them ideal for high frequency applications, as they are able to reduce signal loss and improve the quality of the signal. Additionally, these components are very low cost and require minimal maintenance. They are also highly reliable and can withstand high temperatures, making them suitable for a wide range of industrial applications.However, feed-through capacitors are susceptible to dielectric absorption and leakage. Furthermore, frequency response and voltage handling can vary significantly from one capacitor to another. This means that they may not be suitable for all applications, and careful selection of the capacitance value is necessary. In addition, these components are only effective for high-frequency applications and may not be suitable for applications involving low-frequency energy.

Conclusion

Feed through capacitors are highly effective for a wide range of applications, such as RF shielding and electrical power lines. The 2482-052-U2M0-470MLF is specifically designed for high frequency applications and offers very low insertion losses. While these components offer a number of benefits, they also have certain disadvantages, such as susceptibility to dielectric absorption and leakage. Careful selection of a capacitor with the appropriate capacitance value is necessary to ensure that it meets the needs of the application.

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