CDV30EF300FO3F

Series:	CDV30
Packaging:	Bulk
Lead Free Status / RoHS Status:	--
Part Status:	Active
Moisture Sensitivity Level (MSL):	--
Capacitance:	30pF
Tolerance:	±1%
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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<h1>Mica and PTFE Capacitors</h1><h2>CDV30EF300FO3F</h2><p>The CDV30EF300FO3F is a mica- and PTFE-based capacitor constructed with two mica plates layered with a dielectric PTFE film. The plates are likewise laminated with a pair of metal foils – one gold-plated copper and the other tin-plated copper. This design offers advantages including higher insulation resistance, lower dielectric losses, high stability over temperature and excellent electrical properties.</p><h3>Application Field</h3><p>Mica and PTFE capacitors such as the CDV30EF300FO3F are primarily used in high-frequency circuits. Their high resistance to temperature and good stability provide the stability and accuracy of signal transfer required for high-frequency operations. Along with this, they also possess excellent signal-to-noise ratio due to low dielectric losses.</p><p>Other applications include ceramic resonators, filters, oscillators, receivers, and radar systems. The CDV30EF300FO3F has been designed to meet the stringent demands associated with high-frequency power conversion systems, where its superior performance has enabled a level of accuracy and reliability not possible with standard film capacitors. This has made it a popular choice in professional audio equipment, communication systems, automotive applications, electronic ballasts, and switching-mode power supplies.</p><h3>Working Principle</h3><p>The CDV30EF300FO3F works on the principle of electric capacitance. Essentially, an electric field is formed between the two metal plates, with the PTFE film in between. This electric field is what stores the charge and, as such, it affects the capacitance of the capacitor.</p><p>The amount of capacitance produced depends on the size of the capacitance plates, the distance between them, the dielectric material, and the operating temperature. By changing any of these parameters, the CDV30EF300FO3F can be tuned to deliver different levels of capacitance.</p><p>In operation, the CDV30EF300FO3F is attached to a power supply and energy is stored in the form of electric potential between the two plates. When voltage is applied to the capacitor, it stores a charge – positive on one plate and negative on the other. When the voltage is removed, the energy stored in the capacitor is released and can be used in power conversion systems.</p><p>The high dielectric strength of the PTFE dielectric material ensures that the CDV30EF300FO3F can withstand high levels of voltage with minimal loss. Furthermore, the use of different materials prevents contamination and consequent damage to the capacitor over time.</p><h3>Conclusion</h3><p>The CDV30EF300FO3F is a mica- and PTFE-based capacitor designed for high-frequency circuits. It offers excellent performance due to its resistance to temperature and stability over time, as well as high insulation resistance and excellent noise-to-signal ratio. It is primarily used in professional audio equipment, communication systems, automotive applications, electronic ballasts, and switching-mode power supplies.</p>

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