Series:	CD5
Packaging:	Bulk
Lead Free Status / RoHS Status:	--
Part Status:	Active
Moisture Sensitivity Level (MSL):	--
Capacitance:	22pF
Tolerance:	±0.5pF
Voltage - Rated:	300V
Dielectric Material:	Mica
Operating Temperature:	-55°C ~ 125°C
Mounting Type:	Through Hole
Package / Case:	Radial
Lead Spacing:	0.118" (3.00mm)
Features:	General Purpose
Size / Dimension:	0.272" L x 0.118" W (6.90mm x 3.00mm)
Height - Seated (Max):	0.201" (5.10mm)

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Mica and PTFE Capacitors

Mica and PTFE capacitors are two of the most common types of capacitors used in electronic circuits. Both have their advantages and disadvantages, so it is important to understand their applications and working principles before using them in a project.

CD5EC220DO3F Application Field

CD5EC220DO3F capacitors are often used in power and RF applications. They are highly stable and provide reliable performance in high frequency environments. They are usually used for decoupling, low pass filters, or high frequency applications. They are available in a wide range of capacitance values and may also be used for bypass applications. Other common applications include antenna tuning, harmonic filtering, power supply decoupling, and signal integrity.

CD5EC220DO3F Working Principle

The CD5EC220DO3F capacitor is a combination dielectric of mica and polytetrafluoroethylene (PTFE). By combining these two materials, the capacitor\'s dielectric constant is raised much higher than that of either individual material. This allows it to provide superior stability and performance in high frequency and high temperature applications.The combination of mica and PTFE also means that the capacitor can withstand high peak currents without exhibiting any signs of wear. The combination of the two materials also gives the capacitor a high tolerance to temperature variation, making it suitable for use in high-temperature environments. The capacitor\'s typical operating temperature range is between -55°C and +85°C.Finally, the CD5EC220DO3F capacitor also exhibits excellent self-healing characteristics. This means that if the capacitor is damaged due to an overvoltage, it can often repair itself spontaneously. This reduces the risk of expensive repair costs in the future.

Conclusion

Mica and PTFE capacitors have both their advantages and disadvantages. The CD5EC220DO3F capacitor is a combination of mica and PTFE dielectrics, which provides superior performance, stability, temperature tolerance, and self-healing capabilities. Its wide range of applications make it ideal for use in power and RF applications. However, due to its relatively high cost, it may not be suitable for all applications.

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