B32911A4152M289

Dielectric Material:	Polypropylene (PP), Metallized
Features:	--
Ratings:	X1
Applications:	EMI, RFI Suppression
Lead Spacing:	0.394" (10.00mm)
Termination:	PC Pins
Height - Seated (Max):	--
Package / Case:	Radial
Mounting Type:	Through Hole
Operating Temperature:	-40°C ~ 110°C
Series:	B32911
Voltage Rating - DC:	--
Voltage Rating - AC:	440V
Tolerance:	±20%
Capacitance:	1500pF
Moisture Sensitivity Level (MSL):	--
Part Status:	Obsolete
Lead Free Status / RoHS Status:	--
Packaging:	Tape & Box (TB)

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Introduction to Film Capacitors

Film capacitors, also known as plastic film capacitors, are capacitors made from a thin film of plastic-type dielectric, typically polyester, polypropylene, or polycarbonate. In comparison to other types of capacitors, like ceramic or electrolytic capacitors, they typically have better stability, higher reliability, and longer life spans. Consequently, they are often used in high end consumer electronics and audio equipment.

B32911A4152M289: Application Field and Working Principle

B32911A4152M289 is a type of film capacitor manufactured by EPCOS. It is a surface-mount type device made with several layers of dielectric films and two metalized electrodes. Its small form-factor also makes it suitable for high density applications such as automotive PCBs and certain consumer electronic products.When placed in a suitable circuit environment, the device acts as an electrically controlled capacitor, helping to filter out any unwanted noise. The high stability and high reliability characteristics of film capacitors allow them to be used in precision applications.

Properties of Film Capacitors

Film capacitors have a wide range of applications due to their advantageous properties. Owing to its reliable long life, it is often used in automotive, power supplies, audio, and RF fields.The dielectric used in the device gives film capacitors several features not found in standard electrolytic or ceramic capacitors. They are non-polarized, have low leakage current, high operating temperature rating, low dissipation factor, and a high insulation rating. These features make film capacitors ideal for applications such as power filtering, switching regulator input and output, and snubber capacitors. Film capacitors also have other properties such as a wide frequency range (generally up to 100 kHz), low self-induction, and a low electrode impedance. This makes them a better choice for high frequency applications such as the tuning of radio receivers.

Conclusion

In conclusion, film capacitors have a number of advantageous characteristics and properties which make them ideal for use in a wide range of applications. B32911A4152M289 is a type of film capacitor manufactured by EPCOS which is suitable for high density applications. Its small form factor, high stability, and high reliability make it a valuable addition to many precision circuits.

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