DME6S12K-F

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Film capacitors, sometimes called plastic film capacitors, are made up of dielectric film composed of polyester, polypropylene, paper, nylon, Teflon, or polystyrene. Unlike ceramic capacitor under temperature range -30°C ~ +125°C, it under temperature range -40°C ~ +125°C. And its stable capacitance can be kept below +/-5%. Plus, it has high dielectric loss, high insulation resistance, and good self-healing abilities, so it can be used in a variety of applications.

One of the most popular film capacitors in the market is the DME6S12K-F, which is a self-healing, precision film capacitor. The DME6S12K-F is a 12mmx12mm x710mm film capacitor that is rated for voltages between 10V and 450V. The DME6S12K-F is available in a variety of capacitance values ranging from 0.1pF to 4.7nF, and has a maximum rated temperature of +85℃. It is designed to provide reliable service in a wide variety of applications, from power supplies and motor control applications to AC power lines.

The main working principle of the DME6S12K-F is similar to that of a ceramic capacitor. However, instead of using ceramic material as the dielectric, it relies on layers of polyester film to form the dielectric. These films are sputtered with metal electrodes, one on each side. This creates the capacitance. As current passes through, the dielectric film provides most of the capacitive load. The metal electrodes act as small resistors which provide some level of filtering.

The advantage of using the DME6S12K-F over other capacitor types is its ability to self-heal. When a voltage spike or surge occurs, the dielectric layers have a high dielectric breakdown resistance. This allows the capacitor to dissipate the energy safely without causing any damage to the dielectric. In addition, the DME6S12K-F also has very low leakage current which makes it ideal for use in power supplies and other sensitive circuitry.

Due to the high capacitance and voltage ratings, the DME6S12K-F is a great choice for a variety of applications. It can be used for motor control applications, power conditioning, AC mains filtering, and for signal filtering. It can also be used for DC-DC conversion, AC-DC converters, audio coupling, and in EMI/RFI suppression circuits.

In conclusion, the DME6S12K-F is a great film capacitor that offers a number of benefits. It has high capacitance and voltage ratings, as well as excellent self-healing capabilities. It is low-leakage, making it suitable for use in power supplies and other sensitive circuits. And last but not least, it is available in a variety of capacitance values, making it a great choice for a variety of applications.

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