MC22FA122G-TF

Series:	MC
Packaging:	Tape & Reel (TR)
Lead Free Status / RoHS Status:	--
Part Status:	Active
Moisture Sensitivity Level (MSL):	--
Capacitance:	1200pF
Tolerance:	±2%
Voltage - Rated:	100V
Dielectric Material:	Mica
Operating Temperature:	-55°C ~ 125°C
Mounting Type:	Surface Mount
Package / Case:	2220 (5750 Metric)
Lead Spacing:	--
Features:	RF, High Q, Low Loss
Size / Dimension:	0.224" L x 0.197" W (5.70mm x 5.00mm)
Height - Seated (Max):	0.079" (2.00mm)

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Mica and PTFE Capacitors - MC22FA122G-TF Application Field and Working Principle

Mica and PTFE capacitors are a type of capacitor which is made up of mica and polytetrafluoroethylene (PTFE). They are widely used in microwave filters, RF sensors, communication circuits, broadband analog circuits, and power supply circuits. The MC22FA122G-TF is one such capacitor. Its rated capacitance is 2.2µF, and it is designed to help in low-signal and high-end frequency applications. It has a tolerance of ±10%, and its operating temperature is from -55℃ to +125℃. The MC22FA122G-TF is constructed with thin and micron mica dielectric layers together with thin PTFE plastic layers. When used in electrical circuits, electric charge and capacitance are achieved through the mica dielectric layer. This dielectric helps store charges on the capacitor and allows a flow of electrons between its plates. The PTFE plastic layers serve as a protective shield for the mica dielectric, enhancing the reliability of the capacitor. The MC22FA122G-TF offers several advantages, such as a small size compared to other types of capacitors, high insulation, low dissipation, and high efficiency at low impedance. It also requires very small amounts of electrical current to operate. Additionally, its low dielectric losses make it a suitable choice for many power supply applications. The MC22FA122G-TF can be used in both single-ended and differential amplifier circuits. In single-ended circuits, the capacitor is placed between the emitter and collector of a BJT transistor. The capacitor provides an insulation barrier between the two, helping to reduce electrical noise present in the signal. The MC22FA122G-TF can also be used in differential amplifier circuits by connecting it between both emitters of a pair of BJT transistors. It provides insulation between the two transistors and aids in matching mechanisms between the two. Overall, the MC22FA122G-TF is a reliable mica and PTFE capacitor suitable for use in a wide range of applications including microwave filters, RF sensors, communication circuits, broadband analog circuits, and power supply circuits. Its small size and low loss dielectric make it a preferred choice for many electronics designers.

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