Operating Temperature:	-55°C ~ 125°C
Features:	--
Ratings:	--
Applications:	High Frequency, Switching
Lead Spacing:	--
Termination:	Solder Pads
Height - Seated (Max):	0.067" (1.70mm)
Size / Dimension:	0.126" L x 0.098" W (3.20mm x 2.50mm)
Package / Case:	1210 (3225 Metric)
Mounting Type:	Surface Mount
Series:	FCP
Dielectric Material:	Polyphenylene Sulfide (PPS)
Voltage Rating - DC:	50V
Voltage Rating - AC:	--
Tolerance:	±5%
Capacitance:	0.027µF
Moisture Sensitivity Level (MSL):	--
Part Status:	Discontinued at Digi-Key
Lead Free Status / RoHS Status:	--
Packaging:	Bulk

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Film Capacitors

The FCP1210H273J is a modern capacitance device with advanced technology and features. This type of capacitor is a film capacitor and is becoming increasingly popular in increasingly high-frequency applications as the technology continues to improve. The FCP1210H273J is excellent for use in signal bypass circuits, and can support up to an operational frequency of a whooping 27GHz. They have a wide range of applications including analogue signal manipulation, power conditioning, radar system filters, resonators, and various industrial uses such as AC motor speed control.

Overview

Film capacitors are capacitance devices that use polypropylene, polyethylene, or an acrylic/polyester film as the dielectric between the two electrodes. This design makes film capacitors incredibly efficient with low dissipation factors (0.1%). As a result, this type of capacitor is able to be used in high-current applications while also providing excellent insulation and vibration-resistant properties as well as a lower impedance than many other capacitor types. In addition, film capacitors are self-healing, meaning that shorting between the plates will not cause any permanent damage and are capable of withstanding inrush current events. All of these qualities make the FCP1210H273J a great choice for many different applications.

Advantages

Due to their dielectric construction, there are many advantages of using film capacitors. -The dielectric films feature high insulation properties and low dissipation factors, meaning that they can be used in high current applications without much thermal distortion.-The films are self-healing and are able to withstand large current events.-Due to its construction, vibration-resistant properties and low impedance, film capacitors are perfect for wide-range applications such as AC motor speed control and resonance.-Film capacitors may also be used in high frequency applications due to their low dielectric losses above the audible range.-The FCP1210H273J has been rated for use up to and including 27GHz, making it highly sought-after for use in radar systems or other high-frequency applications.

Working Principle

The FCP1210H273J operates by storing a charge between its two metallic plates. The charge creates an electric field that is established between the plates. This electric field causes current to flow between the two plates, creating an oscillating circuit. When a film capacitor has zero voltage across it, the electric field between its two electrodes is zero. When a voltage is applied, a proportional amount of current flows through the capacitor. The current of the capacitor is dependant on the size of its plates (capacitance).The capacitance of FCP1210H273J is measured in Farads. Farad (F) is the electrical unit of capacitance and is inversely proportional to the size of the capacitor. Smaller capacitors have higher capacitances, meaning they can store more charge per their size.The behavior of a film capacitor is similar to a mechanical spring. When a mechanical force is applied to the spring, it can vibrate and oscillate in a circular motion until it returns to its original position. Likewise, when a voltage is applied to the capacitor, the electrons inside of the capacitor move around until the capacitor returns to an equilibrium/resting state.

Conclusion

The FCP1210H273J is a uniquely designed film capacitor, capable of withstanding high frequency and current applications due to its low loss dielectric properties. Its self-healing construction, vibration-resistant properties, and low impedance make it a great choice for wide-range applications such as AC motor speed control and resonance. In addition, the FCP1210H273J has been rated for use up to and including 27GHz, making it highly sought-after for use in radar systems or other high-frequency applications.

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