SFJNC3K00221MC0

Series:	SFJN
Part Status:	Active
Capacitance:	220pF
Tolerance:	±20%
Voltage - Rated:	3000V (3kV)
Current:	15A
DC Resistance (DCR) (Max):	--
Operating Temperature:	-55°C ~ 125°C
Insertion Loss:	10dB @ 100MHz
Temperature Coefficient:	C0G, NP0
Ratings:	--
Mounting Type:	--
Package / Case:	Axial, Bushing
Size / Dimension:	0.386" Dia x 0.370" L (9.80mm x 9.40mm)
Height (Max):	--
Thread Size:	M6x0.75

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Feed Through Capacitors

Feed through capacitors, or bypass capacitors, are specialized components that are used to maintain signal integrity and reduce unwanted electromagnetic interference (EMI) in electronic systems. It is often used in high speed digital circuits such as microprocessors and communications systems, but can also be used in power supplies or audio circuits. The SFJNC3K00221MC0 feed through capacitor is a type of ceramic capacitor with a special dielectric material. It is made from a disc-shaped ceramic core, which is covered with several layers of conductive metal electrodes and protective layers. The dielectric material is sandwiched between metal electrodes and provides a very high capacitance value. The purpose of this capacitor is to filter high frequency signals that may interfere with the normal functioning of a circuit. Bypass capacitors are used to reduce the "noise" created by high-frequency signals by diverting them away from sensitive components. This prevents the interference from entering the system and improves the overall signal quality. The SFJNC3K00221MC0 feed through capacitor has a capacitance of 0.22uF and a maximum operating temperature of 125°C. It can be used in a wide range of applications, from low frequency motors and medical equipment to high frequency power supplies and telecoms systems. The working principle of the feed through capacitor is simple. It takes the high frequency signals which are interfering with the normal functioning of the circuit and passes them on to a ground that is at a different potential then the device itself. This helps to protect the components and reduce unwanted EMI that can interfere with the electronic system. Apart from being used for filtering high frequency, the feed through capacitor can also be used for reducing voltage spikes, blocking DC power or ensuring stable supply current. In all these cases, the capacitor forms part of a low pass filter or a DC blocking capacitor. The low pass filter is used when there is a need to limit the frequencies that can pass, while the DC blocking capacitor prevents the current from reaching dangerous levels. Due to its low cost and flexible design, the SFJNC3K00221MC0 feed through capacitor is a very popular option for many digital circuits and power supplies. It is an excellent choice for some of the most sensitive applications, where noise reduction is critical. Moreover, these types of capacitors are very accurate and reliable, offering a long life and consistent performance. In conclusion, the SFJNC3K00221MC0 feed through capacitor is an excellent choice for a wide range of electronic systems. It provides high capacitance values and a stable performance, while also offering exceptional noise reduction to help reduce unwanted EMI. The capacitor’s low cost and reliable design make it an excellent choice for many applications.

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