CD18FD561JO3 Allicdata Electronics
Allicdata Part #:

CD18FD561JO3-ND

Manufacturer Part#:

CD18FD561JO3

Price: $ 0.97
Product Category:

Capacitors

Manufacturer: Cornell Dubilier Electronics (CDE)
Short Description: CAP MICA 560PF 5% 500V RADIAL
More Detail: 560pF Mica Capacitor 500V Radial
DataSheet: CD18FD561JO3 datasheetCD18FD561JO3 Datasheet/PDF
Quantity: 1000
Lead Free Status / RoHS Status: Contains lead / RoHS non-compliant
Moisture Sensitivity Level (MSL): 1 (Unlimited)
100 +: $ 0.87750
Stock 1000Can Ship Immediately
$ 0.97
Specifications
Series: CD18
Packaging: Bulk 
Lead Free Status / RoHS Status: --
Part Status: Active
Moisture Sensitivity Level (MSL): --
Capacitance: 560pF
Tolerance: ±5%
Voltage - Rated: 500V
Dielectric Material: Mica
Operating Temperature: -55°C ~ 150°C
Mounting Type: Through Hole
Package / Case: Radial
Lead Spacing: 0.343" (8.70mm)
Features: RF, High Q, Low Loss
Size / Dimension: 0.650" L x 0.201" W (16.50mm x 5.10mm)
Height - Seated (Max): 0.512" (13.00mm)
Description

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Mica and PTFE Capacitors

Mica and PTFE capacitors are a distinct class of electrical components used in a variety of electrical applications. These components are made of thin layers of mica or PTFE that are separated and insulated from each other by a thin, conductive material like an oxide film. This allows them to store electrical energy in capacitance form, a property which is particularly useful in the field of high frequency electronics.

CD18FD561JO3 is one particular example of a mica and PTFE capacitor. This component is rated at 18pF maximum capacitance and is designed for use in frequencies ranging from 1KHz up to 25MHz. It has a C0G temperature coefficient, meaning that it has minimal variation in capacitance even when subject to temperature fluctuations, making it suitable for use in a variety of environments.

Application Fields

Mica and PTFE capacitors are primarily used in RF and high frequency applications, such as in radio circuits, antennas and other RF equipment. They are also used for energy storage applications, power supply filtering, transient voltage suppression and frequency selection. As these components are highly reliable and have minimal temperature drift, they are widely used in precision electronic applications, such as in gyroscopes, avionics, medical equipment and microcontrollers.

Working Principle

Mica and PTFE capacitors utilize the principle of electrostatic capacitance. This principle is based on the fact that two conductive plates separated by an insulating material, such as mica or PTFE, can store electrical energy in the form of an electric field. When a voltage difference is applied between the plates, it results in the creation of the electric field, which is then stored in the capacitance.

This stored charge can then be used in a variety of applications. For example, it can be used for AC/DC power conversion, signal filtering and smoothing out the ripple voltage output of power supplies, or it can be used to reduce noise in sensitive electronic circuits. In some cases, it may even be used to provide a stable voltage source in the absence of an AC power source.

Limitations

The main limitation of mica and PTFE capacitors is their limited capacitance. Their maximum capacitance rating is usually in the order of a few picofarads, meaning that they are only suitable for low current applications. In addition, their working temperature range is limited to between -50°C and +150° C, so they are not suitable for high temperature applications.

Mica and PTFE capacitors are also limited by their susceptibility to electrostatic discharges. If an ESD event exceeds the breakdown voltage of the mica or PTFE layer, then the capacitor can be damaged. As such, careful consideration must be given to the design and layout of a circuit in order to ensure that ESD protection measures are implemented.

Conclusion

Mica and PTFE capacitors offer an excellent choice for high frequency and precision electronic applications. Their low temperature drift and reliable operation make them ideal for use in a variety of different environments. However, they are limited by their relatively low capacitance and susceptibility to ESD events.

The specific data is subject to PDF, and the above content is for reference

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