DPFF8P1J-F

Operating Temperature:	-55°C ~ 105°C
Features:	--
Ratings:	--
Applications:	High Pulse, DV/DT
Lead Spacing:	1.094" (27.80mm)
Termination:	PC Pins
Height - Seated (Max):	0.902" (22.90mm)
Size / Dimension:	1.701" L x 0.902" W (43.20mm x 22.90mm)
Package / Case:	Radial
Mounting Type:	Through Hole
Series:	DPFF
Dielectric Material:	Polypropylene (PP), Metallized
Voltage Rating - DC:	800V
Voltage Rating - AC:	450V
Tolerance:	±5%
Capacitance:	0.1µF
Moisture Sensitivity Level (MSL):	--
Part Status:	Active
Lead Free Status / RoHS Status:	--
Packaging:	Bulk

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Film Capacitors

Introduction to Film Capacitors

Film capacitors are high precision electronic components that are used in a variety of applications. Film capacitors are mainly composed of two parallel metal plates separated by a dielectric layer. This dielectric layer can be made up of various materials, such as paper, polyester, or polypropylene. This layer acts as an insulator, allowing the capacitor to store energy in the form of voltage.The difference between ordinary capacitors and film capacitors are mainly in the dielectric layer. Film capacitors are more accurate in holding the voltage and have a much higher life expectancy than their counterparts. They are highly resistant to temperature changes and can handle twice the amount of energy compared to other types of capacitors. Furthermore, they are much smaller in size and can be used in applications where space constraints are an issue.

DPFF8P1J-F Application Field and Working Principle

The DPFF8P1J-F is a type of Polyester film capacitor made by TDK Corporation. It is a non-polarized capacitor with a maximum continuous operating temperature of 105 °C. It has a good linear characteristic and low dissipation factor and it is highly resistant to temperature changes. The general application fields of DPFF8P1J-F are automotive, lighting, telecommunications, consumer electronics, and medical devices. It is mainly used in frequency conversion and matching circuits, tone control, DC-DC converter circuits, and other similar applications. The working principle of the DPFF8P1J-F is based on the concept of capacitance. When a voltage is applied between its terminals, a charge is stored within the dielectric layer. This charge is held between the two metal plates and can be discharged when needed. It also functions as an energy storage device as it can absorb energy and release it as needed.The working of this type of capacitor is based on the Faraday law which states that when a conductor and a capacitor plate are exposed to an alternating electric field, an emf is induced between the two which causes current to flow through the capacitor, thus leading to the buildup of energy. As the capacitor is charged and discharged, the dielectric layer between the two plates acts as an insulator, preventing leakage of current and ensuring that the charge is stored for longer periods of time.

Conclusion

In conclusion, film capacitors are high precision and reliable electronic components that are used in various applications. The DPFF8P1J-F is a polyester film capacitor made by TDK Corporation which is mainly used in frequency conversion and matching circuits, tone control, DC-DC converter circuits, and other similar applications. It has a good linear characteristic and low dissipation factor and is highly resistant to temperature changes. Film capacitors are highly reliable and have a much higher life expectancy than other types of capacitors.

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