SMBJ48CA-E3/52

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TVS (Transient Voltage Suppressor) diodes are increasingly becoming the preferred choice when it comes to providing a reliable and effective protection solution for electrical circuits from over-voltage surges. The SMBJ48CA-E3/52 is a TVS diode that offers superior performance and reliable protection for a wide range of applications. It is ideal in data security applications and can be used for protection against electrostatic discharge (ESD). In this article, we will look at the typical application fields of the SMBJ48CA-E3/52 and examine its working principle.

Application Fields of the SMBJ48CA-E3/52

As a leading TVS diode, the SMBJ48CA-E3/52 is used in a variety of applications. The most common application for this diode is protection against over-voltage surges caused by lightning or other sources. It is often used in items of equipment that are subject to high surges, such as those found in industrial, telecommunications, and computing systems. The diode is also used in data security applications, as it provides a reliable and effective means of protecting data from leakage due to ESD.

The SMBJ48CA-E3/52 is also used in automotive applications, such as in engine control units, power supplies, and in-vehicle infotainment systems. It is able to withstand a wide range of temperature and humidity extremes while still providing reliable protection. The diode is also suitable for physical protection as it is shielded from dust, dirt, and moisture.

Working Principle of the SMBJ48CA-E3/52

The SMBJ48CA-E3/52 is a unidirectional device that acts like a break-over diode. It has a PN junction that can be triggered if the forward voltage across the junction rises above a certain level. When the forward voltage exceeds the breakdown voltage, the junction immediately switches into a highly conductive state and conducts a high current. This results in a sudden increase in the voltage across the junction, which is known as a crowbar current. Once the forward voltage has been reduced to a safe level, the junction returns to its less conductive state.

The SMBJ48CA-E3/52 is designed to act as an electrical fuse. It prevents over-voltage or other electrical problems from damaging the connected system by “breaking off” the electrical connection when the voltage exceeds a certain level. It also provides additional protection by suppressing high-frequency signal transients.

The SMBJ48CA-E3/52 is an ideal TVS diode for a range of applications, as it offers an excellent combination of high-performance and reliable protections. Its applications are found in a variety of fields, from data security to industrial fields. Furthermore, its working principle ensures that it is able to provide maximum protection to the connected system from over-voltage or other electrical surges while still maintaining a low breakdown voltage.

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