F1778415K2FCB0 Product Introduction:
Vishay Beyschlag/Draloric/BC Components Part Number F1778415K2FCB0(Film Capacitors), developed and manufactured by Vishay Beyschlag/Draloric/BC Components, distributed globally by Jinftry. We distribute various electronic components from world-renowned brands and provide one-stop services, making us a trusted global electronic component distributor.
F1778415K2FCB0 is one of the part numbers distributed by Jinftry, and you can learn about its specifications/configurations, package/case, Datasheet, and other information here. Electronic components are affected by supply and demand, and prices fluctuate frequently. If you have a demand, please do not hesitate to send us an RFQ or email us immediately sales@jinftry.com Please inquire about the real-time unit price, Data Code, Lead time, payment terms, and any other information you would like to know. We will do our best to provide you with a quotation and reply as soon as possible.
Film capacitors are capacitors that use thin film materials as dielectric. This structure mainly consists of two layers of conductive metal foil, sandwiched with a thin film medium, which is usually made of polymer materials such as polyether esters, polypropylene, or polystyrene. The design principle is based on the storage of charges. When voltage is applied to both ends of the capacitor, positive and negative charges accumulate on two layers of metal foil, forming an electric field. Thin film capacitors are renowned for their high stability, low loss factor, and wide operating temperature range, and are particularly suitable for high-frequency circuits. In addition, due to its good self-healing ability, which can self recover after partial breakdown in the dielectric, it has a long service life and high reliability.
Application
Film capacitors are mainly used in multiple industries such as electronics, communication, automotive electronics, and medical equipment. In power electronics equipment, they are widely used in DC link filtering, power supply stabilization, and motor drive circuits to ensure smooth current and stable voltage. In audio devices such as speaker crossover networks, preamplifiers, and power amplifiers, thin film capacitors are favored for their excellent frequency response and low distortion characteristics, which help improve sound quality performance. In addition, thin film capacitors are often used in signal processing and filtering in communication systems, which can effectively remove noise in the signal and improve transmission quality. In the field of automotive electronics, thin film capacitors are used in engine management systems, airbag circuits, and in car entertainment systems to ensure circuit stability and safety. In medical equipment, such as electrocardiogram monitors and pacemakers, the high precision and stability of thin film capacitors make them key components that play an important role in monitoring and treating the health of patients.
FAQ about Film Capacitors
-
1.
What are the uses of power film capacitors?
Power film capacitors are widely used in power systems, communication equipment, automotive electronics and household appliances.
Power system
In power systems, power film capacitors are mainly used in high-voltage direct current transmission (HVDC) and reactive power compensation devices. HVDC transmission has the advantages of long transmission distance, low loss and small impact on the environment. Power film capacitors can effectively improve the voltage stability of the system, reduce voltage fluctuations and improve the quality of electric energy. In addition, power film capacitors can also be used in reactive power compensation devices. By adjusting the reactive power in the power grid, the power factor of the power grid can be improved, line loss can be reduced and the utilization rate of electric energy can be improved.
Communication equipment
In communication equipment, power film capacitors are mainly used in devices such as filters, couplers and isolators. Filters are key components in communication equipment, which are used to eliminate noise and interference in signals. Power film capacitors are small in size, light in weight and have good frequency characteristics, which can effectively improve the performance of filters. Couplers and isolators are used for signal transmission and isolation. Power film capacitors can achieve high-frequency and high-isolation coupling and isolation functions to meet the high-performance requirements of communication equipment.
Automotive electronics
In the field of automotive electronics, power film capacitors are used in electronic control units (ECUs), motor controllers, and battery management systems. ECUs are the core components of automotive electronic systems and are responsible for controlling various functions of the car. Power film capacitors can improve their reliability and stability. Motor controllers are key components of electric vehicles and are responsible for controlling the speed and torque of the motor. Power film capacitors can achieve efficient and high-precision motor control functions. Battery management systems are responsible for monitoring and managing battery status. Power film capacitors can improve their accuracy and stability.
Household appliances
In the field of household appliances, power film capacitors are mainly used in home appliances such as air conditioners, refrigerators, and washing machines. These home appliances usually require high power and high-frequency applications. The high-frequency filtering and bypass characteristics of power film capacitors make them perform well in these applications.
-
2. Are film capacitors suitable for audio?
Suitable
Film capacitors are very suitable for audio applications. Film capacitors perform well in audio circuits and have the following advantages:
Non-polarity: Film capacitors have no positive or negative poles, which gives them greater flexibility in circuit design.
High insulation impedance: The insulation impedance of film capacitors is very high, which can effectively reduce leakage current in the circuit and improve the stability of the circuit.
Excellent frequency characteristics: Film capacitors have a wide frequency response and can provide stable capacitance performance in the high and low frequency ranges, which is suitable for various frequency changes in audio circuits.
Low dielectric loss: The dielectric loss of film capacitors is very small, which means that during the transmission of audio signals, less energy is lost and the integrity of the signal is maintained.
Self-healing properties: Film capacitors have self-healing properties and can automatically repair internal defects when they occur, extending their service life.
-
3. Can film capacitors be used for AC?
Yes
Film capacitors can be used for AC. Film capacitors can work normally in AC circuits and have specific application scenarios and advantages.
Structure and working principle of film capacitors
Film capacitors are mainly composed of metal foil (or foil obtained by metallizing plastic) as electrode plates and plastic film as dielectric. Common plastic films include polyethylene, polypropylene, polystyrene or polycarbonate. These capacitors are usually made by winding or stacking processes to form a cylindrical structure.