MCHN38FK821J

Series:	MCHN
Packaging:	Bulk
Lead Free Status / RoHS Status:	--
Part Status:	Active
Moisture Sensitivity Level (MSL):	--
Capacitance:	820pF
Tolerance:	±5%
Voltage - Rated:	2.5kV
Dielectric Material:	Mica
Operating Temperature:	-55°C ~ 125°C
Mounting Type:	Surface Mount
Package / Case:	Nonstandard SMD
Lead Spacing:	--
Features:	RF, High Q, Low Loss
Size / Dimension:	0.380" L x 0.380" W (9.65mm x 9.65mm)
Height - Seated (Max):	0.240" (6.10mm)

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Mica and PTFE Capacitors: MCHN38FK821J Application Field and Working Principle

Mica and PTFE capacitors are electrical components that are widely used in various fields. The MCHN38FK821J is a type of capacitor typically used in communication systems, aerospace, automotive, and scientific applications. This article will discuss the application field and working principle of the MCHN38FK821J.MCHN38FK821J capacitors are made of two layers of PTFE (polytetrafluoroethylene) dielectric material sandwiched between two layers of mica, a mineral known for its insulating properties. This combination of materials allows the capacitor to withstand high voltage and temperature, making it ideal for high-performance applications. The capacitor is rigid and sealed in hermetic cases, making it resistant to moisture, vibration, and other environmental conditions.The MCHN38FK821J capacitor has a wide range of applications. It is widely used in commercial and military communication systems, including satellite and radar systems, for its high-voltage tolerance and temperature resistance. In the automotive industry, MCHN38FK821J capacitors are used to increase the efficiency of the engine control module (ECU) and other electronic systems. In aerospace applications, the capacitor is used in the guidance, navigation, and communication systems of civilian and military aircraft. In scientific applications, it is used in various instruments and components, such as pressure sensors, data recorders, accelerometers, and more.The working principle of the MCHN38FK821J capacitor is similar to that of other types of capacitors. It stores electrical energy in a dielectric material between two conductors. When a voltage is applied to the capacitor, it creates an electrical field that allows current to flow between the two conductors. The greater the applied voltage, the greater the current that is allowed to flow. As charge accumulates, the capacitor stores electrical energy. When the voltage is removed, the stored energy is released and the current flowing once again stops.In conclusion, the MCHN38FK821J capacitor is an excellent choice for high-performance applications that require high voltage and temperature tolerance. Its wide range of applications makes it a highly sought-after component in the commercial and military communication, aerospace, automotive, and scientific industries. Its working principle is similar to other types of capacitors, wherein electrical energy is stored between two conductors in a dielectric material and released when the voltage is removed.

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