3N257-E4/45

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

Diodes are a key component of many electronic circuit designs as they can be used as switches, rectifiers and protectors. Bridge rectifiers are used to convert alternating current (AC) to direct current (DC) and are composed of four diodes which create a bridge. The 3N257-E4/45 is a bridge rectifier and is designed with an anode to cathode peak reverse voltage and an anode to cathode surge current of 4500V, 270A respectively and is capable of withstanding a high temperature of up to 200˚C.

The 3N257-E4/45 provides several key features that enable it to effectively perform its role as a bridge rectifier. It has a 45A current carrying capacity with a maximum average rectified current of 45A and can handle up to 175A for one-half cycle at a maximum ambient temperature of 85˚C. It also has an insulated package design that is capable of withstanding temperatures up to 200˚C. The 3N257-E4/45 is also equipped with integrated safety features that prevent the device from overheating or short-circuit when exposed to excessive reverse voltage.

The 3N257-E4/45 is most often used in applications such as automotive electrical systems and portable power supplies. In automotive applications, the bridge rectifier is used to convert the DC power provided by the car battery into necessary AC power for running electronic components. This is done by connecting the bridge rectifier between the 12V DC car battery and the electronic component. The bridge rectifier is necessary to ensure the car battery does not become overly drained by the electrical components.

In portable power supplies, the bridge rectifier is used to convert AC power from a mains socket into the necessary DC power for the device. This is done by connecting the bridge rectifier between the AC power source and the portable device. This helps to ensure that the device does not become overloaded and will not be damaged by fluctuating electrical currents.

The 3N257-E4/45 is also used in a variety of other applications. These include solar and other renewable energy systems, office equipment, industrial machines and consumer electronics. The device is commonly used in portable solar power systems to convert DC power from solar cells into the necessary AC power for powering appliances and other electronic devices. In office equipment, this device is often used to convert AC power from a mains socket into the necessary DC power for powering electronic components in printers and other office machines.

The working principle of a bridge rectifier is based on controlling the direction of the current flow. The four diodes in the device act as a bridge to allow current to flow in one direction only, thus rectifying the current and converting it from AC to DC. This is done by connecting each of the four diodes in the opposite direction, so that current is always allowed to flow in the same direction only. When the current passes through the device, it is rectified, meaning it is converted from AC to DC.

The 3N257-E4/45 is an effective and reliable bridge rectifier. Its high current carrying capacity, temperature resistance and integrated safety features make it well suited for a variety of applications in the automotive, portable power and other industries. Its ability to convert AC to DC power provides a reliable, efficient and cost-effective way to power a variety of electronic devices.

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