CDV19FF302FO3

Series:	CDV19
Packaging:	Bulk
Lead Free Status / RoHS Status:	--
Part Status:	Active
Moisture Sensitivity Level (MSL):	--
Capacitance:	3000pF
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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Mica and PTFE Capacitors

Mica and PTFE capacitors are capacitors constructed of PTFE (polytetrafluoroethylene) and mica dielectric materials. Although they look very similar to conventional ceramic capacitors, they are actually much smaller and offer better performance. The CDV19FF302FO3 is a type of mica and PTFE capacitor.

The Application Field

Mica and PTFE capacitors are used in many different types of applications. They are primarily found in consumer electronics, military electronics, medical devices, telecommunications equipment, and power supplies. They are also popular in automotive applications, such as ECUs or spark plug leads.

The Working Principle

The working principle of mica and PTFE capacitors is relatively simple. The capacitor consists of two metallic plates, one of which is coated with a dielectric material. The dielectric material acts as an insulator, preventing current from flowing through the plates. However, it also allows a certain amount of voltage to leak through it. This voltage is the capacitance of the capacitor.The dielectric material of a mica and PTFE capacitor is composed of mica and PTFE particles. The mica particles are used to provide the desired capacitance, while the PTFE particles provide the strength and rigidity needed to maintain the capacitor\'s shape. This combination of materials also provides the capacitor with remarkable temperature and voltage stability.

Advantages

Mica and PTFE capacitors offer a number of advantages over other types of capacitors. They are extremely small, allowing them to be used in compact electronic devices. They also offer excellent temperature and voltage stability, due to the combination of mica and PTFE particles that make up the dielectric material. They are also very reliable, making them well-suited for use in medical and military applications where reliability is critical.

Disadvantages

Mica and PTFE capacitors do have a few drawbacks. They are more expensive than other types of capacitors, due to the complexity of their components. They also require very precise manufacturing techniques, as the dielectric material must be perfectly layered in order to ensure optimal performance. Additionally, due to their low dielectric constant, they are not suitable for very high frequency applications.

Conclusion

Mica and PTFE capacitors are an excellent choice for many applications. They are small and offer excellent performance and reliability. They also have excellent temperature and voltage stability, which makes them well suited for medical and military applications. However, they are more expensive than other types of capacitors, and they require precise manufacturing techniques. The CDV19FF302FO3 is an example of a mica and PTFE capacitor that is well-suited for many different applications.

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