FCP0805H221G-J1

Operating Temperature:	-55°C ~ 125°C
Features:	--
Ratings:	--
Applications:	High Frequency, Switching
Lead Spacing:	--
Termination:	Solder Pads
Height - Seated (Max):	0.043" (1.09mm)
Size / Dimension:	0.079" L x 0.049" W (2.00mm x 1.25mm)
Package / Case:	0805 (2012 Metric)
Mounting Type:	Surface Mount
Series:	FCP
Dielectric Material:	Polyphenylene Sulfide (PPS)
Voltage Rating - DC:	50V
Voltage Rating - AC:	--
Tolerance:	±2%
Capacitance:	220pF
Moisture Sensitivity Level (MSL):	--
Part Status:	Active
Lead Free Status / RoHS Status:	--
Packaging:	Tape & Reel (TR)

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Introduction
FCP0805H221G-J1 is a film capacitor of the FCP series. It is a chip-type, high-voltage, surface mount capacitor with a low profile and low equivalent series resistance. This capacitor is widely used in various industrial and consumer electronics due to its higher capacitance and reliability. This article will focus on the application field and working principle of FCP0805H221G-J1.

Application field
FCP0805H221G-J1 is mainly used in high-frequency applications in general industrial and commercial equipment, such as SMPS, circuit breakers, motor controllers, and signal filtering. This capacitor is also used in pulse applications, such as signal transmission and signal processing systems. Additionally, it is suitable for use in EMI/RFI filter circuits and signal conditioning circuits. It is also used in high-frequency amplifier circuits to improve signal purity. FCP0805H221G-J1 is able to provide higher capacitance and reliable performance in a variety of consumer and industrial applications.

Working principle
FCP0805H221G-J1 uses a double-layer ceramic dielectric. This dielectric consists of a thin layer of ceramic sandwiched between two metal electrodes. When an electric field is applied across the dielectric, electrons migrate across the ceramic layer, creating an electric dipole. This electric dipole then produces a capacitance across the dielectric, which can store electric charge. The capacitance of FCP0805H221G-J1 is formed by the ceramic layer, the distance between the electrodes, the surface area of the electrodes, and the electrical field strength. Furthermore, the dielectric of this chip-type, high-voltage capacitor has a high breakdown voltage and a low equivalent series resistance, which can effectively suppress high-frequency noise and ensure long-term stability of the capacitor.

Conclusion
FCP0805H221G-J1 is a film capacitor of the FCP series. It has a double-layer ceramic dielectric, which makes it suitable for use in high-frequency circuits. In addition, its low equivalent series resistance and high breakdown voltage make it suitable for pulse applications, signal conditioning, and EMI/RFI filter circuits. Moreover, this capacitor can provide higher capacitance and reliable performance for a wide range of consumer and industrial applications.

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