CM04FD121FO3

Series:	CM04
Packaging:	Bulk
Lead Free Status / RoHS Status:	--
Part Status:	Active
Moisture Sensitivity Level (MSL):	--
Capacitance:	120pF
Tolerance:	±1%
Voltage - Rated:	500V
Dielectric Material:	Mica
Operating Temperature:	-55°C ~ 125°C
Mounting Type:	Through Hole
Package / Case:	Radial
Lead Spacing:	0.142" (3.60mm)
Features:	General Purpose
Size / Dimension:	0.382" L x 0.201" W (9.70mm x 5.10mm)
Height - Seated (Max):	0.350" (8.90mm)

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Mica and PTFE capacitors are some of the most versatile and dependable electrical components available today. The CM04FD121FO3 model is a popular choice for a variety of applications, due to its ability to resist temperatures from -55°C to +85°C, and its wide range of capacitances. It is commonly used in fields as diverse as automotive, aerospace, and consumer electronics.Mica and PTFE capacitors are constructed from mica, a natural mineral which provides dielectric strength, and PTFE (Polytetrafluoroethylene), a synthetic material used for its electrical insulation and low loss properties. These materials are combined to form a two-layer capacitor which is then self-healing and dielectric breakdown resistant.The CM04FD121FO3 is a two-layer capacitor which consists of two parallel layers of Mica and PTFE dielectric material. It has an operating temperature range of -55°C to +85°C, and is able to withstand high humidity at relative humidity levels of up to 95%. The capacitance range for this model is from 0.1pF to 10nF, with a voltage range from 2V to 20V.In terms of working principle, a mica and PTFE capacitor works by storing energy in the form of electrostatic charges between the two dielectric layers. In simple terms, it works as an electrical condenser, so when a voltage is applied to the capacitor, the electric charges on the dielectric layers will become separated and produce a current. As the current moves between the two layers of dielectric material, it creates a magnetic field generating an opposing force to the voltage which is applied, thereby increasing the level of capacitance. The higher the capacitance of the device, the more current can be stored in the capacitor, and the higher the voltage that can be applied to it.The CM04FD121FO3 is a great choice for many applications due to its versatility and ability to withstand extreme temperature changes. It is commonly used in consumer electronics, such as mobile phones, radios, and TVs, as well as in automotive and aerospace industries. It is also used in medical electronics, such as ECG machines, as well as in the production of household appliances and computers.In conclusion, the CM04FD121FO3 is a reliable and versatile capacitor used in a variety of applications. Its unique combination of mica and PTFE dielectric material provides excellent electrical properties, including dielectric strength, low loss, and electrostatic storage. The device is also capable of withstanding extreme temperatures, making it a great choice for applications that require reliable operation in harsh environments.

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