MC18FD301J-TF

Series:	MC
Packaging:	Tape & Reel (TR)
Lead Free Status / RoHS Status:	--
Part Status:	Active
Moisture Sensitivity Level (MSL):	--
Capacitance:	300pF
Tolerance:	±5%
Voltage - Rated:	500V
Dielectric Material:	Mica
Operating Temperature:	-55°C ~ 125°C
Mounting Type:	Surface Mount
Package / Case:	1812 (4532 Metric)
Lead Spacing:	--
Features:	RF, High Q, Low Loss
Size / Dimension:	0.177" L x 0.126" W (4.50mm x 3.20mm)
Height - Seated (Max):	0.079" (2.00mm)

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Mica and PTFE capacitors belong to the category of ceramic capacitors and are known for their superior insulation and tolerance in hostile environments. Generally, mica and PTFE capacitors are high frequency devices used to store and release electrical energy in a wide variety of applications. The MC18FD301J-TF, a mica and PTFE capacitor, is a robust device that provides reliable power and performance in several applications.The MC18FD301J-TF is a low ESR ceramic, dual-sided, chip type mica and PTFE capacitor with a rated voltage up to 180 Vac. It is designed for high peak current and pulse current with a low ESR (Equivalent Series Resistance) in the presence of a large ac current. This ensures enhanced safety and reliability in applications such as motor drive circuits. The MC18FD301J-TF also has a high insulation resistance, making it suitable for high temperature operation and harsh environments. Moreover, the MC18FD301J-TF benefits from tight tolerance for critical applications.The MC18FD301J-TF has a wide operational frequency range, from 500 kHz to 2.5 GHz, allowing it to be suitable for a wide range of applications. In motor drive applications, the MC18FD301J-TF provides an exceptional high surge current, making it ideal for high torque stability. With its low impedance and small size, this mica and PTFE capacitor is also suitable for analogue and digital communication circuits and radio frequency (RF) applications. Additionally, the MC18FD301J-TF mica and PTFE capacitor also provides an optimal filtering process in CCTV circuits.The working principle of a mica and PTFE capacitor is relatively simple. It uses a mica sheet as a dielectric and two layers of metalized PTFE as the electrodes. This creates a three-defect sandwich of mica and PTFE that is filled by an electrolyte. When an electrical current is passed through the capacitor, the mica sheet acts as an electrical insulator, while the electricity is stored as an electrical charge in the PTFE layers. To discharge the electrical energy stored in the device, the opposite pole of the current is passed through the capacitor, allowing the electrical charge to escape from the PTFE layers and be discharged from the capacitor.In summary, the MC18FD301J-TF is a robust, low ESR mica and PTFE capacitor that provides superior insulation and high tolerance in many hostile environments. It offers a wide range of application areas, from motor drive circuits to other high-frequency and radiofrequency applications. The working principle of a mica and PTFE capacitor is based on the sandwich effect of the mica sheet, acting as an electrical insulator, and the PTFE layers, storing and releasing electrical energy.

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