BFC237527912

Operating Temperature:	-55°C ~ 105°C
Features:	--
Ratings:	--
Applications:	High Pulse, DV/DT
Lead Spacing:	0.295" (7.50mm)
Termination:	PC Pins
Height - Seated (Max):	0.630" (16.00mm)
Size / Dimension:	0.728" L x 0.276" W (18.50mm x 7.00mm)
Package / Case:	Radial
Mounting Type:	Through Hole
Series:	KP/MKP 375
Dielectric Material:	Polypropylene (PP), Metallized
Voltage Rating - DC:	1000V (1kV)
Voltage Rating - AC:	400V
Tolerance:	±3.5%
Capacitance:	9100pF
Moisture Sensitivity Level (MSL):	--
Part Status:	Active
Lead Free Status / RoHS Status:	--
Packaging:	Tape & Reel (TR)

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Film CapacitorsFilm capacitors, also known as plastic film capacitors, are polarized capacitors with an electrolytic dielectric film made of materials such as polyester, polypropylene, Teflon, or polycarbonate. The metallized film is the most common structure in film capacitors, resulting in a very low interface resistance. Being a low-loss material, this type of film capacitor is ideal for applications such as pulse shaping, high-frequency, or power electronics. The BFC237527912 is a film capacitor with a working range of 0.3-2.0 µF, rated voltage 50V AC, with three different tolerance levels available: ±5%, ±10% and ±20%. Due to the special design and peculiar structure of film capacitors, their practical applications and working principle differ greatly from their equivalent paper and electrolytic capacitors. One of their main specialty applications is in audio frequency signal (AFS) circuits. This is because higher frequencies and the consequent ripple currents produce heating effects that are more easily absorbed by the dielectric losses of a film capacitor, thus reducing distortion significantly. Moreover, due to the fact that these devices work in an alternating current (AC) environment, they are capable of withstanding high voltages that, if applied to other types of capacitors, may lead to a breakdown. This makes film capacitors, and the BFC237527912 in particular, suitable for applications such as motors, which require high working voltages.Aside from motor applications, some other use fields of the BFC237527912 are in voltage recuperation circuits, where a combination of several capacitors is used to achieve a continuous alternating current with a harmonic voltage distribution. Also, in power electronics, this device can be used to construct current filters and as a dynamic braking element in drives. Diving deeper into the BFC237527912\'s working principle, it is relevant to examine the two main voltage ratings- AC and DC- obtained in a film capacitor. As stated before, AC ratings consider the dielectric losses of the film, allowing for higher voltages. Meanwhile, its DC voltage rating takes into account not only the dielectric losses of the film, but also its aging processes. This means that if a potential higher than this DC rating is applied, it will most likely result in a breakdown of the capacitor. Furthermore, what is special about film capacitors is that their tolerance levels are quite flexible with a wide range of alternatives such as axial, surface mount, radial configuration, etc. which makes them suitable for a diverse range of circuits and devices. To conclude, the BFC237527912 is a film capacitor with many practical uses due to its unique design. Its applications range from motor circuits, voltage recuperation, power electronics, and audio frequency signal circuits. With an 0.3 μF to 2.0 μF working range, a 50 V AC rating, and a variety of different available configurations, the BFC237527912 is an ideal choice for many electronics design projects.

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