CMR03E430JOAR

Series:	CMR
Packaging:	Bulk
Lead Free Status / RoHS Status:	--
Part Status:	Active
Moisture Sensitivity Level (MSL):	--
Capacitance:	43pF
Tolerance:	±5%
Voltage - Rated:	100V
Dielectric Material:	Mica
Operating Temperature:	-55°C ~ 125°C
Mounting Type:	Through Hole
Package / Case:	Radial
Lead Spacing:	0.118" (3.00mm)
Features:	General Purpose
Size / Dimension:	0.272" L x 0.118" W (6.90mm x 3.00mm)
Height - Seated (Max):	0.201" (5.10mm)

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Mica and PTFE Capacitors: CMR03E430JOAR Application Field and Working Principle

Mica and PTFE capacitors are one of the most versatile and reliable types of capacitor available. The CMR03E430JOAR is a popular model due to its small size, high insulation resistance, and affordability. This capacitor is well suited to a variety of applications, from small consumer electronics to specialized industrial applications. This article will explain the application field and working principle of the CMR03E430JOAR.The CMR03E430JOAR is a variable, surface mount capacitor typically made from a combination of mica dielectric and polytetrafluoroethylene (PTFE) as an electrolyte. This combination allows for an excellent range of capacitance in a small form factor. The CMR03E430JOAR is characterized by 270V working voltage, 0.01 – 0.2 pF small capacitance, 0.18 mF max. capacitance, and 1 μmH ±60% max. inductance.In addition to its strong electrical parameters, the CMR03E430JOAR also offers excellent environmental protection, with the mica and PTFE providing insulation from dust, grease, oil, and many chemicals. This makes it suitable for applications that require long-term reliability as well as high performance.The CMR03E430JOAR is most often used in high-frequency applications such as radio transmission, RFID readers, radar, antenna systems, and satellite communications. Its high-frequency stability and low equivalent series resistance (ESR) make it well-suited for these applications.The working principle of the CMR03E430JOAR is quite simple and can be understood in terms of electric field theory. Electricity flows through the capacitor in the form of electric field lines. These field lines are generated by a potential difference between the positive and negative terminals of the capacitor, which creates a continuous loop of current between the two terminals. The size of the capacitor and the distance between the two terminals determines the capacitance of the device, which is measured in Farads.The CMR03E430JOAR is a reliable and versatile capacitor suitable for a wide range of applications. Its small size, high insulation resistance, and high-frequency stability make it an ideal choice for consumer electronics and industrial applications. The working principle and application field of this capacitor can be understood in terms of electric field theory, making it an excellent choice for a variety of projects.

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