CDV30FJ182GO3

Series:	CDV30
Packaging:	Bulk
Lead Free Status / RoHS Status:	--
Part Status:	Active
Moisture Sensitivity Level (MSL):	--
Capacitance:	1800pF
Tolerance:	±2%
Voltage - Rated:	2kV
Dielectric Material:	Mica
Operating Temperature:	-55°C ~ 125°C
Mounting Type:	Through Hole
Package / Case:	Radial
Lead Spacing:	0.437" (11.10mm)
Features:	General Purpose
Size / Dimension:	0.791" L x 0.339" W (20.10mm x 8.60mm)
Height - Seated (Max):	0.890" (22.60mm)

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Mica and PTFE Capacitors

Mica and PTFE capacitors are widely used in many electrical and electronic systems due to the superior performance offered by this type of capacitor. Among them, one of the most popular is CDV30FJ182GO3, an extension of CDV30FJ series. This capacitor is made of two layers of mica dielectric and consists mostly of a layer of polytetrafluoroethylene (PTFE) as the dielectric material. This hybrid capacitor offers a great choice for many applications, which will be discussed in the next sections.

Application Field of CDV30FJ182GO3

CDV30FJ182GO3 mica and PTFE capacitors are designed for general use in multiple circuit applications, including high-frequency filter and high-impedance resonance circuits. Suitable for applications with operating temperatures from -55℃ to 85℃, this type of capacitor can handle up to 240 volts of working voltage and is able to tolerate high frequencies quite well. Its capacitance ranges from 0.47 to 15 μF. The use of CDV30FJ182GO3 also covers high-frequency electronic systems such as radio communication and power supplies. Its unique combination of the two dielectrics, mica and PTFE, provides superior properties for those systems compared to other conventional capacitors. The density of mica can reduce the principle of frequency-dependent losses compared to other dielectrics, while PTFE offers better dielectric losses under high frequency.

Working Principle of CDV30FJ182GO3

The CDV30FJ182GO3 is a hybrid mica & PTFE capacitor, in which both dielectric materials are combined together in order to achieve better performance in certain working condition. The basic principle behind how it works is that the mica dielectric layer is used to reduce the frequency-dependent losses, while the PTFE layer is used to reduce the dielectric losses under high frequency condition. When the alternating current passes through the capacitor, the mica will provide low loss at low frequency, while the PTFE will reduce losses under high-frequency conditions. Since the losses are related to the electrical field, the density of mica layer will play a significant role in the performance of the device.When the capacitor is used in a certain temperature range, the combination of mica and PTFE layers can effectively provide better electrolytic stability in that range. As a result, the leakage current of the capacitor will remain very low under any temperature range.

Conclusion

Mica and PTFE capacitors are widely used in many electrical and electronic systems, and CDV30FJ182GO3 is one of the most popular ones. This capacitor is designed for general use in multiple circuit applications and provides superior performance in comparison with other conventional capacitors. Its working principle is based on the combination of two layers of dielectric materials, mica and PTFE, in order to reduce the frequency dependent and dielectric losses. This allows it to offer high performance in many applications with its unique properties.

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