CD18FD512JO3F

Series:	CD18
Packaging:	Bulk
Lead Free Status / RoHS Status:	--
Part Status:	Active
Moisture Sensitivity Level (MSL):	--
Capacitance:	5100pF
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:	0.709" L x 0.370" W (18.00mm x 9.40mm)
Height - Seated (Max):	0.591" (15.00mm)

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Mica and PTFE CapacitorsMica and PTFE (polytetrafluoroethylene) capacitors are two of the most common types of capacitors used in modern applications. The CD18FD512JO3F is a mica-based capacitor, featuring a dielectric substrate material made of ultra-thin mica and PTFE dielectric layers. While mica capacitors have been around for many decades, they have recently seen an uptick in use due to improved technologies that provide enhanced performance characteristics. The CD18FD512JO3F is a prime example of this.The CD18FD512JO3F is designed for general-purpose use, offering a high working voltage, stable temperature-dependent capacitance, and low levels of dielectric absorption. This makes it suitable for applications like motor control, vibration control, and even audio and signal processing. It is typically used in juxtaposition with other components to create more complex systems like power supplies, DC-DC converters, and HVAC systems.The internal working principle of the CD18FD512JO3F is fairly simple. It is made of two electrically conducting layers composed of mica and PTFE dielectric material. These layers are held together by dielectric layers of PTFE, which prevent electric current from traveling between the plates. When an electrical current is applied, an electric field forms, producing an electric charge that is stored in the capacitor until it is discharged. This gives the capacitor impedance characteristics, allowing it to act as an AC filter or frequency selector.In terms of performance, the CD18FD512JO3F is capable of storing relatively large amounts of energy for its size and weight, making it a great choice for high voltage and power applications. It also boasts excellent insulation resistance, providing reliable protection against short-circuits, and high temperature stability, making it suitable for operating environments between -55°C and +125°C. Additionally, its self-healing properties mean that it is able to repair electrical damage sustained during use.There are numerous advantages to using a CD18FD512JO3F mica and PTFE capacitor in electronic applications. It boasts reliable insulation, low dielectric absorption, and high temperature stability characteristics. Additionally, since it is composed of ultra-thin layers of mica and PTFE dielectric material, it is able to store relatively large amounts of energy compared to other types of capacitors. For these reasons, the CD18FD512JO3F is an excellent choice for many general-purpose applications.

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