CDV30FF391JO3F

Series:	CDV30
Packaging:	Bulk
Lead Free Status / RoHS Status:	--
Part Status:	Active
Moisture Sensitivity Level (MSL):	--
Capacitance:	390pF
Tolerance:	±5%
Voltage - Rated:	1kV
Dielectric Material:	Mica
Operating Temperature:	-55°C ~ 125°C
Mounting Type:	Through Hole
Package / Case:	Radial
Lead Spacing:	--
Features:	General Purpose
Size / Dimension:	--
Height - Seated (Max):	--

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Mica and PTFE Capacitors
Mica and PTFE capacitors feature a low dielectric absorption and a wide range of capacitance values. They are commonly used in many applications, such as RF aerial arrays and power supply filters, in which they can provide high component reliability and long operating life. The CDV30FF391JO3F is a type of mica and PTFE capacitor which is designed for high-frequency applications, including general-purpose switching power supplies.CDV30FF391JO3F Application Field and Working Principle
The CDV30FF391JO3F is a general purpose series of mica and PTFE capacitors. It is rated for operation up to 30 volts DC and 6.3 amp and features low ESR, high Q, and high capacitance stability over temperature. The low ESR helps reduce losses from load current in the circuit while the high Q value makes the capacitor ideal for use in high-frequency circuits. The design also features a strong dielectric that helps to ensure the capacitor maintains its rated capacitance over temperature.The CDV30FF391JO3F is commonly used in high-frequency switching power supplies. The high Q value helps ensure a fast and efficient switching times while the high capacitance stability over temperature prevents performance degradation due to thermal cycling. The low ESR also helps to reduce losses in the circuit caused by the load current.The operating principle of these mica and PTFE capacitors is relatively straightforward. The capacitor operates on the principle of static electricity, with a dielectric separating two plates of the same or opposite polarity. When the plates are connected to a power source, a static electric charge builds up on the plates. This electric charge creates an electric field between the two plates, which stores energy and is released when the capacitor is discharged. The electric field created by the two plates also prevents the capacitor from being damaged by temporary power fluctuations or voltage spikes.In short, the CDV30FF391JO3F is a mica and PTFE capacitor designed for high-frequency applications. It features a high Q value and low ESR, as well as a strong dielectric that helps maintain capacitance over temperature. These characteristics make the capacitor useful in switching power supplies and other high-frequency applications. Additionally, the capacitor operates on the principle of static electricity, with two plates of the same or opposite polarity creating an electric field to store energy.

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