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  2. Capacitor types - Wikipedia

    en.wikipedia.org/wiki/Capacitor_types

    100/120 Hz for electrolytic capacitors; 50/60 Hz or 100/120 Hz for non-electrolytic capacitors with C R > 10 μF; For supercapacitors a voltage drop method is applied for measuring the capacitance value. . Capacitors are available in geometrically increasing preferred values (E series standards) specified in IEC/EN 60063.

  3. List of capacitor manufacturers - Wikipedia

    en.wikipedia.org/wiki/List_of_capacitor...

    A capacitor is a passive device on a circuit board that stores electrical energy in an electric field by virtue of accumulating electric charges on two close surfaces insulated from each other. This is a list of known capacitor manufacturers, their headquarters country of origin, and year founded. The oldest capacitor companies were founded ...

  4. Electrolytic capacitor - Wikipedia

    en.wikipedia.org/wiki/Electrolytic_capacitor

    An electrolytic capacitor is a polarized capacitor whose anode or positive plate is made of a metal that forms an ... Voltage derating 50% Series resistance 3 Ω/V

  5. Applications of capacitors - Wikipedia

    en.wikipedia.org/wiki/Applications_of_capacitors

    A 50% voltage derating is recommended and generally accepted as the industry standard; e.g. a 50V solid tantalum capacitor should never be exposed to an actual application voltage above 25V. Solid tantalum capacitors are very reliable components if the proper care is taken and all design guidelines are carefully followed.

  6. Film capacitor - Wikipedia

    en.wikipedia.org/wiki/Film_capacitor

    Capacitors, including film types, designed for continuous operation at low-frequency (50 or 60 Hz) mains voltage, typically between line and neutral or line and ground for interference suppression, are required to meet standard safety ratings; e.g., X2 is designed to operate between line and neutral at 200-240 VAC, and Y2 between line and ground.

  7. Capacitor - Wikipedia

    en.wikipedia.org/wiki/Capacitor

    Capacitors are different from resistors and inductors in that the impedance is inversely proportional to the defining characteristic; i.e., capacitance. A capacitor connected to an alternating voltage source has a displacement current to flowing through it.

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