CD19FD472JO3F

Series:	CD19
Packaging:	Bulk
Lead Free Status / RoHS Status:	--
Part Status:	Active
Moisture Sensitivity Level (MSL):	--
Capacitance:	4700pF
Tolerance:	±5%
Voltage - Rated:	500V
Dielectric Material:	Mica
Operating Temperature:	-55°C ~ 125°C
Mounting Type:	Through Hole
Package / Case:	Radial
Lead Spacing:	0.343" (8.70mm)
Features:	General Purpose
Size / Dimension:	0.701" L x 0.350" W (17.80mm x 8.90mm)
Height - Seated (Max):	0.579" (14.70mm)

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Mica and PTFE Capacitors: CD19FD472JO3F Application Field and Working Principle

Mica and PTFE capacitors are specialized electronic components that are broadly used in many different applications, ranging from medical, communications, and aerospace engineering to military and high-power applications. The CD19FD472JO3F belongs to the category of mica and PTFE capacitors, and as such, it is important to understand the application fields and working principles of the device. Mica and PTFE capacitors, such as the CD19FD472JO3F, are predominantly used in medical, aerospace, military and communications engineering applications where a high degree of capacitance stability is required. The devices are capable of handling extremely high power ratings, and their electrical characteristics are valuable for regulating power flow in high-power circuits. Their construction is also well-suited for microwave applications, making them ideal for medical and aerospace applications. The CD19FD472JO3F mica and PTFE capacitor has a capacitance range of 47 to 1020 pF. It operates between 50 Hz to 30 MHz with a typical size of 0.4” x 0.4” with a thickness of 0.1”. They are primarily used in high-voltage and high-temperature applications. They are also smaller than most capacitors, making them more suitable for space-restricted applications. The working principles of these capacitors are relatively straightforward. The PTFE (polytetrafluoroethylene) dielectric material provides the operational insulation between the capacitor’s two conductors. The mica acts as a filler, while the copper-plated steel plates serves as the terminal plates for the capacitor. When the capacitor is connected to external power, the terminal plates draw electrical current from the source. This electric current creates a voltage differential between the terminal plates, which creates an electric field. The electric field produced between the plates is what stores the capacitance. When operating at full capacitance, the mica dielectric material prevents the current from flowing between the two terminal plates, thereby creating a nonconductive barrier. As the electric field increases, the electrical charge stored on the plates also increases, allowing them to store more charge. The capacitance is determined by the distance between the two plates, making it important to ensure that the plates are kept at a constant distance for optimized performance. In addition, the materials used for constructing the CD19FD472JO3F are specifically chosen for their ability to withstand high temperatures and voltages and for their non-postivity. The mica and PTFE dielectric provides insulation and stability to the capacitance, making it suitable for a range of high-power applications. The copper-plated steel plates also add to the security of the device, allowing it to function without creating any short circuits.Overall, the CD19FD472JO3F mica and PTFE capacitor is a specialized electronic component with a range of practical applications in medical, aerospace, communications, and power engineering. Its unique construction and materials provide high levels of capacitance stability and space efficiency, making it an ideal choice for high-powered, high-temperature applications. Understanding the application fields and working principles of these types of capacitors is essential for successful circuits.

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