Allicdata Part #: | B25834D1475K4-ND |
Manufacturer Part#: |
B25834D1475K4 |
Price: | $ 0.00 |
Product Category: | Capacitors |
Manufacturer: | EPCOS (TDK) |
Short Description: | CAP FILM 4.7UF 10% 1.7KVAC SCREW |
More Detail: | 4.7µF Film Capacitor 1700V (1.7kV) Polypropylene ... |
DataSheet: | B25834D1475K4 Datasheet/PDF |
Quantity: | 1000 |
Moisture Sensitivity Level (MSL): | 1 (Unlimited) |
Lead Free Status / RoHS Status: | Lead free / RoHS Compliant |
1 +: | 0.00000 |
Operating Temperature: | -25°C ~ 85°C |
Features: | -- |
Ratings: | -- |
Applications: | Commutating; Damping |
Lead Spacing: | 1.378" (35.00mm) |
Termination: | Screw Terminals |
Height - Seated (Max): | 9.764" (248.00mm) |
Size / Dimension: | 2.528" Dia (64.20mm) |
Package / Case: | Radial, Can |
Mounting Type: | Chassis Mount |
Series: | B25834 |
Dielectric Material: | Polypropylene (PP), Metallized |
Voltage Rating - DC: | -- |
Voltage Rating - AC: | 1700V (1.7kV) |
Tolerance: | ±10% |
Capacitance: | 4.7µF |
Moisture Sensitivity Level (MSL): | -- |
Part Status: | Obsolete |
Lead Free Status / RoHS Status: | -- |
Packaging: | Bulk |
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Film Capacitors: B25834D1475K4 Application Field and Working Principle
Film Capacitors are one of the most common types of capacitors used in electronics. They are used for both energy-storage applications and for signal filtering. They are a very reliable form of capacitor, as they use a variety of materials to shield them from electrical noise and electrostatic interference. In this article, we will examine the B25834D1475K4 film capacitor, its application field and working principle.
The Basics
Film capacitors are built using a dielectric material, or a film, usually polypropylene, mylar or polyesther, as the dielectric material. A metal foil is then used on the outside of this film, or as the casing. This allows the capacitor to store electrical energy against the metal foil. The dielectric film is then insulated with epoxy and has a rated voltage and maximum current listed on the side.
Application Field
Due to their relatively high maximum voltage rating, film capacitors are perfect for a number of tasks. They are used as signal filters in amplifiers, voltage regulators, switching power supply units and oscilloscopes. They are also used in audio circuits, for coupling between sections and as decoupling capacitor for DC offset. They can also be used to smooth out DC ripple from a power source.
Working Principle
Film capacitors work on the principle of electrostatic induction. When two metal plates are placed close together and a voltage is applied to one of them, the other plate will be attracted to the charged plate. This creates an electric field between the two plates, which holds electrical charge in the form of an electric field. As current flows through the plates, electrons can be stored and discharged between them. The film capacitor will store a charge, release it when called upon and will typically retain over 98{6840ad6b968870d3d33b8443ff864e0838f861ed9bf7500bde7c0bc6e0bd1479} of its total charge for its rated lifetime.
Conclusion
The B25834D1475K4 film capacitor is a versatile and reliable type of capacitor. Its durability, relatively high maximum voltage rating and wide range of uses make it a great choice for a variety of electronic devices. It works on the principle of electrostatic induction, storing and releasing a charge as current flows through its plates. Film capacitors are a great way to filter noise, smooth out DC ripple and decouple DC offset in various electronic devices.
The specific data is subject to PDF, and the above content is for reference
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