SFC40S15L291K-F

Operating Temperature:	-40°C ~ 70°C
Features:	High Temperature
Ratings:	--
Applications:	General Purpose
Lead Spacing:	0.810" (20.57mm)
Termination:	Quick Connect, Disconnect
Height - Seated (Max):	3.030" (76.96mm)
Size / Dimension:	2.910" L x 1.910" W (73.91mm x 48.51mm)
Package / Case:	Radial, Can
Mounting Type:	Chassis Mount
Series:	SF
Dielectric Material:	Polypropylene (PP), Metallized
Voltage Rating - DC:	--
Voltage Rating - AC:	400V
Tolerance:	±3%
Capacitance:	15µF
Moisture Sensitivity Level (MSL):	--
Part Status:	Obsolete
Lead Free Status / RoHS Status:	--
Packaging:	Bulk

Due to market price fluctuations, if you need to purchase or consult the price. You can contact us or emial to us:   sales@allicdata.com

<h2>Film Capacitors</h2><p>Film capacitors are electronic components which employ a dielectric material to store electrical charge. As a form of capacitor, they are constructed with two metal plates separated by a dielectric material. The type of material used in the construction of the capacitor, determines the features and characteristics of the charge-holding capacity that the capacitor provides. Here, we will discuss the application field and working principle of the SFC40S15L291K-F model from the family of film capacitors.</p><h3>Applications</h3><p>The SFC40S15L291K-F film capacitor is primarily employed as a decoupling capacitor in high voltage, high frequency power supplies. It is also used in High Frequency Resonant circuits, EMI/RFI filters, sensing applications, telecommunication networks, motor drives, medical devices, AC line filters, DC inverters, DC Motor drives, and pulse power and discharge protection circuits.</p> <h3>Features</h3><p>The SFC40S15L291K-F film capacitor is specifically designed to provide a cost-effective, space-saving solution. The specially designed dielectric material in it helps to meet design challenges in video and telecommunications systems. It has a broad operating temperature range of -55°C to +105°C, broad in-rush current, self-healing, robust construction suitable for long term performance. In addition, this model has a wide capacitance range (1 to 5000pF) and features a low dissipation factor and a low ESR.</p> <h3>Working Principle</h3><p>The design of the SFC40S15L291K-F capacitor involves a dielectric material such as polypropylene or PTFE film interposed between two electrodes. This film acts as an insulator and when an electric field is applied to the capacitor, the charges accumulate on the film resulting in a change in capacitance.</p><p>The electric field causes the electrons to move from one plate to the other, thus creating an electrical current. The current flows through the capacitor for a certain time before the electrons have moved back to their original positions. During this process, the capacitor stores the charge that was previously applied to it.</p><p>The SFC40S15L291K-F film capacitor has an impregnated material which helps to dissipate the heat generated during the charging process. In addition, the capacitor has an internal resistor which limits the inrush of current when the capacitor is turned on or off. This ensures the capacitor can handle higher voltages and currents without getting damaged in the process.</p><p>In conclusion, the SFC40S15L291K-F film capacitors offer a cost effective and space saving solution in high voltage, high frequency power supplies. It has a wide operating temperature range, low dissipation and low ESR and also features a broad in-rush current, self-healing and long term performance.</p>

The specific data is subject to PDF, and the above content is for reference

Part Number	Manufacturer	Price	Quantity	Description