CD17CD020DO3

Series:	CD17
Packaging:	Bulk
Lead Free Status / RoHS Status:	--
Part Status:	Active
Moisture Sensitivity Level (MSL):	--
Capacitance:	2pF
Tolerance:	±0.5pF
Voltage - Rated:	500V
Dielectric Material:	Mica
Operating Temperature:	-55°C ~ 150°C
Mounting Type:	Through Hole
Package / Case:	Radial
Lead Spacing:	0.232" (5.90mm)
Features:	RF, High Q, Low Loss
Size / Dimension:	0.449" L x 0.169" W (11.40mm x 4.30mm)
Height - Seated (Max):	0.358" (9.10mm)

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Mica and PTFE Capacitors – CD17CD020DO3 Application Field and Working Principle

Mica and PTFE capacitors are a type of capacitor that utilizes a mica dielectric and a polytetrafluoroethylene (PTFE) layer as the insulating medium between two conductor plates. These capacitors are known for providing very high stability over a wide temperature range, making them ideal for high-end electronic applications. The CD17CD020DO3 is a PTFE-mica capacitor that is designed for use in low-power switching applications. This type of capacitor offers excellent decoupling capabilities and is ideal for AC/DC power line filtering. The CD17CD020DO3 is a small, reliable capacitor with a dielectric of high plasticized PTFE. It has two terminals: one is an anode and the other a cathode. The anode is made from an insulated coating on a nickel-plated brass mounting cap, while the cathode is made from a nickel-plated stamped steel plate. In between the anode and cathode are two layers of dielectric material. The outer layer of dielectric is mica, which helps increase the insulation rating of the capacitor while providing a complex shape with excellent electrical stability. The inner layer of dielectric is high plasticized PTFE, which provides excellent voltage stability and a low dielectric constant. The CD17CD020DO3 has a rated voltage of 16V AC/DC and can handle a maximum voltage of 22V AC/DC, allowing it to be used in a variety of low-voltage electronic circuits. It also has a low ESR, which makes it able to store more energy and has a self-healing capability if there is an overvoltage. It has a temperature coefficient of -25.8±3.8 ppm/K, making it very stable even during large temperature fluctuations. One of the main applications for the CD17CD020DO3 is low-power switching. The low ESR of the capacitor allows it to be used as a decoupling capacitor to reduce interference between high-frequency signals. It can also be used in AC/DC power line filtering, where it is able to filter out unwanted frequencies while also providing stability over a wide range of temperatures. Additionally, the capacitor is able to handle up to 1,200V of current, which makes it a good option for switching applications, as well as power line conditioning. Overall, the CD17CD020DO3 is an excellent choice for any low-power switching or power line filtering application. It is able to provide high stability over a wide temperature range, making it perfect for high-end electronic applications. Additionally, the capacitor’s high current and voltage ratings make it a good option for a variety of applications, from AC/DC power line filtering to switching applications.

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