MKP385518125JPP4T0

Film Capacitors

MKP385518125JPP4T0 is a type of film capacitor which is ideal for applications that require high dielectric strength and thermal stability. It is a popular choice for battery-backup systems, power line filters, power supplies, motor start circuits, and other applications that require high voltage protection.

The MKP385518125JPP4T0 has a dielectric of polyethylene-terephthalate (PET) which is known for its superior heat and chemical resistance. Its construction also provides superior low ESR and excellent self-healing characteristics. This type of film capacitor is encased in metalized polypropylene with an epoxy coating.

The MKP385518125JPP4T0 has a nominal voltage rating of 18125 VDC, a temperature range of -55°C to +125°C, and a capacitance range of 0.18 μF to 470 μF. It has a peak DC working voltage of 18125 VDC, an acceptable ripple current of 1.0 A RMS, and an operating frequency of 0.2 - 30 MHz. It also has a maximum allowable surge voltage of 36 VDC.

The working principle of the film capacitor MKP385518125JPP4T0 is based on Faraday\'s law of capacitance. This law states that the total capacitance of any parallel plate capacitor is equal to the product of the permittivity of the medium in which the plates are separated, and the ratio of the plate area and the distance between the two plates. This law also states that the capacitance is inversely proportional to the distance between the two plates.

The film capacitor MKP385518125JPP4T0 is used in various fields such as power supplies, electrical/electronic equipment, automotive industry, power electronics, medical devices, and telecommunications. In power supplies, it is used to act as a filter to regulate the flow of current. It is also used to reduce noise in power lines, protect against over-voltages, and increase system efficiency. In electrical/electronic equipment, it is used as a filter, snubber, and in high voltage, high power applications. In automotive industry, it is used for automotive electronics, ignitions, and display systems.

In power electronics, it is used for motor start circuits, frequency conversion, UPS, and fuel injection. In medical devices, it is used to regulate power, protect against over-voltages, and improve device safety. In telecommunications, it is used to reduce noise and interference, protect against over-voltages, and reduce EMI/RFI.

The MKP385518125JPP4T0 is a reliable, cost-effective, and highly efficient type of film capacitor. Its superior thermal and chemical stability, low ESR, and self-healing characteristics make it an ideal choice for various applications that require high power density and voltage protection.