V751DB40

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

TVS - Varistors, MOVs, are electronic components used for protection against electrostatic discharge, transient voltage and lightning strikes. The V751DB40 is a popular type of Varistor device designed to provide protection to sensitive electronic components. It is a double-rectified version, meaning that it can protect both forward and reverse surges.

The V751DB40 is rated for an operating voltage of 1,500 volts, and a breakdown voltage of 7.5 kilovolts (kV). It also has a peak pulse current of 50 amperes (A) and a peak reverse voltage of 200 volts. It is also available in a variety of sizes, ranging from 0.4 inches (10mm) to 5.9 inches (150mm).

The V751DB40 is typically used in high-voltage power supplies, automotive, telecommunications, industrial, and consumer electronics applications. It is also used in computers, LED lighting, power products, and medical equipment. Additionally, it could be incorporated in portable devices such as laptops and smartphones.

The working principle of the V751DB40 is based on the principle of capacitance. This principle states that the capacitance of the device increases when the applied voltage increases, with the increase in capacitance increasing the voltage across the device. When the incoming surge exceeds the device’s breakdown voltage, the device limits the voltage flow, protecting the device and its components from damage.

The V751DB40 is made up of two layers: the upper layer is a dielectric material that serves as the capacitive element, and the lower layer is a conducting element that serves as the resistance element. A thin insulating film acts as a separator between the two layers. When the device is struck by a surge, the current flow is distributed between the two layers, thus limiting the voltage across the device.

The V751DB40 is designed to offer a variety of protection benefits. It effectively reduces transient overvoltage without interfering with the normal operation of the device. It is also highly reliable and efficient, with its design providing a long service life even in extreme temperature and humidity conditions.

The V751DB40 is also available in a wide range of versions, providing various levels and ranges of protection. These include ultra-low voltage surge protection, low-voltage reverse polarity protection, low-impedance clamping, and high-frequency noise reduction.

In conclusion, the V751DB40 is a versatile device that offers various levels of protection against transient voltage, electrostatic discharge, and lightning strikes. It is a reliable and efficient device that can be used in a wide variety of applications. It is also available in various sizes, making it suitable for a range of applications.

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