MOV-20D511K

Due to market price fluctuations, if you need to purchase or consult the price. You can contact us or emial to us:   sales@allicdata.com

MOV-20D511K is an important type of Metal Oxide Varistor (MOV), a Transient Voltage Suppression Device (TVS) that provides optimal protection against harmful surges and spikes from the incoming power line. Also known as a transient voltage suppresser (TVS), it is a voltage-dependent non-linear device designed to protect power systems from overvoltage transients generated by lightning strikes, electrostatic discharges, and power line surges. It is designed to absorb, dissipate, and/or redirect high-energy surges that can damage semiconductor components in other electronic devices.

MOV-20D511K MOVs and other TVS typically feature an array of varistor elements in a ceramic housing with an external metal tab or case ground on the outside. This basic design is extremely robust and can reliably suppress voltages from hundreds of volts to thousands of volts. MOVs and other TVS have lower capacitance and lower clamping voltages than ordinary surge suppressors, which can be important when suppressing high-frequency transients. The surge current rating of MOV-20D511K and other MOVs is usually based on the peak surge current or the amount of energy that the MOV can absorb and still remain ignited.

The working principle of MOV-20D511K is simple. It consists of a zinc oxide material which has a property of nonlinear resistance. When it is subjected to a voltage greater than the rated clamping voltage, its resistance drops significantly, allowing the excess current to flow from one terminal to the other. It then dissipates the energy as heat to the atmosphere. This prevents the overvoltage from reaching the sensitive components of the circuit and damaging them.

MOV-20D511K application fields are numerous and range from protecting electrical equipment from high voltage damages such as in consumer electronics to protecting critical power supplies in medical equipment, aircraft, and automobiles. It can also be used for overvoltage protection for telecommunications lines. It is also used to protect circuits from high-frequency noise that can interfere with signal integrity. While MOV-20D511K is designed for overvoltage protection, it can also provide effective protection from low-voltage transients as well.

MOV-20D511K is an extremely efficient and reliable TVS device that is used in a variety of industries and applications. It is easy to find a varistor that meets the necessary requirements, and its relatively low cost makes it an ideal choice for most applications. Thanks to its improved surge current rating and resistance to common voltage spikes, MOV-20D511K is an excellent choice for effective protection against both high and low voltage surges.

The specific data is subject to PDF, and the above content is for reference