SMBJ250ATR Circuit Protection

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What is a SMBJ250ATR? A SMBJ250ATR is an ultra-small, low-capacitance Surface Mount Device that belongs to the TVS - Diodes family. It is a form of diode that is designed for use in applications that require transient overvoltage protection, such as in power supplies, data transmission lines, and communication systems.

SMBJ250ATR is a type of TVS diode designed to protect sensitive electronic components from over-voltage transients. It is a ultra-small and low-capacitance component, making it ideal for use in applications where a high level of protection is needed in a limited space. The main feature of the device is it\'s ability to suppress transients up to 250A peak pulse current, while still maintaining a low capacitance. This makes it an ideal device for applications related to high-speed data communications such as USB and ethernet.

The SMBJ250ATR is part of a range of TVS diodes developed for power overvoltage protection applications. It is constructed as a two-terminal, bidirectional device for applications requiring protection from transient voltage surges. When exposed to an overvoltage or surge, the device clamps the voltage to a predetermined safe level to protect sensitive components and systems. The device is designed to operate across a wide temperature range in order to provide reliable protection from transient voltages up to the maximum rated value.

The working principle of the SMBJ250ATR is based on the PN junction of the diode. When a surge is higher than the breakdown voltage of the diode, the diode turns on and quickly diverts the surge current away from the protected electronic component, suppressing the transient voltage and preventing it from damaging the system. The device has a low capacitance, which enables it to react quickly and shut down the surge current before it damages any sensitive components connected to it.

SMBJ250ATR can be used in a variety of applications where overvoltage protection is needed, such as in power supplies, data transmission lines, and communication systems. The device is ideal for use in high-speed digital applications, where its ability to rapidly respond to transients and its low capacitance makes it an ideal choice for applications such as USB and Ethernet.

In conclusion, the SMBJ250ATR is an ultra-small, low-capacitance device that belongs to the TVS - Diodes family and is designed for use in overvoltage transient protection applications. It is able to rapidly react to transients up to 250A peak pulse current and protect sensitive components from damage. It is ideally suited for use in high-speed digital applications such as USB and Ethernet.

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