940C10W1P5K-F

Operating Temperature:	-55°C ~ 105°C
Features:	--
Ratings:	--
Applications:	High Pulse, DV/DT
Lead Spacing:	--
Termination:	PC Pins
Height - Seated (Max):	--
Size / Dimension:	1.220" Dia x 1.811" L (31.00mm x 46.00mm)
Package / Case:	Axial
Mounting Type:	Through Hole
Series:	940C
ESR (Equivalent Series Resistance):	4 mOhms
Dielectric Material:	Polypropylene (PP), Metallized
Voltage Rating - DC:	1000V (1kV)
Voltage Rating - AC:	500V
Tolerance:	±10%
Capacitance:	1.5µF
Part Status:	Active
Lead Free Status / RoHS Status:	--
Packaging:	Bulk

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Introduction

Film capacitors, also known as film dielectric capacitors, typically consist of thin metalized polyester, polypropylene and/or paper components. These components are non-polarized due to their non-conductive construction and typically feature higher insulation resistance when compared to other types of capacitors. Most film capacitors have one or two values of capacitance and are relatively small in size. 940C10W1P5K-F is one of the most common product types of film capacitors.

940C10W1P5K-F Application Fields

940C10W1P5K-F film capacitors are most commonly used in the manufacturing of modern electrical applications such as:

• UPS systems
• Industrial inverters
• Communication and broadcast power supplies
• Audio frequency harmonic filters
• Aircraft motor start and control circuitry
• Medical monitoring and control equipment

The 940C10W1P5K-F film capacitor also finds application in switch mode power supplies, motor start and control circuits and in aerospace technology. These capacitors have a high ripple current rating, meaning they can store and discharge a large amount of electrical current in short bursts, providing a consistent flow of power to the load or device receiving the power.

Working Principle

The 940C10W1P5K-F film capacitor operates on the same basic principle as any other type of capacitor. The capacitor consists of two metal, conductive plates that are separated by a dielectric substance, or insulator. In the case of 940C10W1P5K-F, this dielectric substance is a polyester, polypropylene or paper-based material.When a voltage is applied, the lower plate of the capacitor will become positively charged and the upper plate will become negatively charged. This creates an electric field between the two plates that attracts a charge. This electric field causes electrons to flow from the lower plate, through the dielectric, to the upper plate, and is stored as electric energy.When the power is switched off, the electric field will collapse and electrons will flow back from the upper plate to the lower plate. This flow creates a reverse current, allowing the capacitor to discharge the stored energy at a relatively stable rate.

Conclusion

The 940C10W1P5K-F film capacitor is one of the most common types of film capacitors, and is designed to meet the needs of modern electronic applications. With their high ripple current rating, they provide a reliable flow of power in short bursts and are highly resistant to changes in temperature and humidity. These capacitors operate according to the same principle as other types of capacitors, and are able to store and discharge electric current depending on the voltage applied to them.

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