CD19FD242JO3F Capacitors

Series:	CD19
Packaging:	Bulk
Lead Free Status / RoHS Status:	--
Part Status:	Active
Moisture Sensitivity Level (MSL):	--
Capacitance:	2400pF
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:	0.669" L x 0.260" W (17.00mm x 6.60mm)

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Mica and PTFE CapacitorsCD19FD242JO3F is a mica and PTFE capacitor used primarily in radio frequency (RF) applications. It is a low profile surface mount device that can fit inside of limited spaces due to its small size. The capacitor combines two parts: a mica dielectric and an aluminum-over-PTFE top plate. The mica dielectric offers both reliable RF performance and the longevity of mica, which is widely known for its stability. In addition, the aluminum-over-PTFE top plate provides an excellent electrical connection and an aesthetic finish.In order to properly use the CD19FD242JO3F, it is important to understand its application field and working principle. The capacitor is designed for high frequency applications and is typically used in radio receiver, amplifier and frequency multiplier circuits. It is very effective at filtering out harmonics and other frequency-based disturbances. The working principle of the capacitor can be summarized as follows.When a capacitor is connected in a high frequency circuit, two things happen. First, the capacitor\'s plates draw in electrical energy from the system and store it. Second, the complex electric field between the two plates will cause the electrostatic charges to move back and forth. This movement of electrical energy in the capacitor is known as capacitive reactance. The CD19FD242JO3F utilizes this principle by rapidly allowing electric energy to flow back and forth between its mica rod and aluminum top plate. This causes the harmonic frequency components to be attenuated.The CD19FD242JO3F is typically used in RF circuits because it has a very wide bandwidth. It offers a wide range of operating frequencies, from the lower RF range up to the higher microwave frequencies. Additionally, it offers excellent electrical performance with low losses and low internal resistance. The capacitor has also been designed to provide stable performance over a wide range of temperatures, ranging from -20°C to +85°C. When selecting a mica and PTFE capacitor for an RF application, it is important to choose a model that has the right levels of efficiency, reliability, and accuracy for the particular design. The CD19FD242JO3F can be an excellent choice for a number of applications due to its small form factor, wide operating range, and accurate performance.Maintenance of the CD19FD242JO3F is relatively straightforward. Proper storage and handling is important to ensure that the capacitor stays in good condition. When the capacitor is not being used, the storage environment should be kept clean and dry. Additionally, the capacitor should be protected from moisture and any sudden changes in temperature and humidity. It is also important to keep the capacitor away from any harsh vibrations that can damage the delicate mica dielectric.In summary, CD19FD242JO3F is a mica and PTFE capacitor used primarily in high frequency applications. It is an excellent choice for RF and microwave circuits due to its small size, wide bandwidth, and reliable performance. Understanding its application field and working principle is the key to properly using the capacitor and maintaining it over time.

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