TBU-KE025-050-WH Circuit Protection

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Surge suppression ICs are used to protect sensitive electronic components from overvoltage transients in a variety of applications, ranging from industrial to consumer and home electronics. One specialty IC in this category is the TBU-KE025-050-WH, a voltage-dependent bi-directional thyristor surge protection device. This device provides overvoltage transient protection for data lines, power systems, and other highly sensitive acoustic, video, and networking applications.

The TBU-KE025-050-WH application field and working principle can be divided into two parts:

Application Field: This surge protection IC is designed to dissipate energy from overvoltage transients on the protected line in order to protect sensitive circuitry from damage. Its application fields are very wide, including power systems, communication systems, security systems, automotive and industrial applications. It is especially suitable for applications which demand high power and high-speed protection.

Working Principle: The TBU-KE025-050-WH is a bidirectional thyristor surge protection device, which means it can handle transients in both directions. The device works using a voltage-dependent, bidirectional control gate operating principle that prevents the trigger of false protection. The device features a robust and easy to use protection circuit, a low-voltage and low-current start-up trigger, and a slim form factor that makes it perfect for space constrained industrial applications. The device has an adjustable protection level of up to 450V and has a peak pulse power rating of 5kW.

In addition, the TBU-KE025-050-WH also provides three additional functions to make life easier for designers. The two main functions are Over-Voltage Disconnect (OVD) and Over-Current Disconnect (OCD). OVD provides additional protection against spikes in voltage that can occur during periods of premature disconnection from the protected line. And OCD provides protection against high current or potentially catastrophic events such as reverse current/over temperature issues on the protected line. Additionally, the TBU-KE025-050-WH also provides a built-in thermal shutdown to protect the device itself from thermal damage due to external conditions.

The TBU-KE025-050-WH is an advanced protection device providing a joint defense against electrical transients and surges. It is a perfect choice for all kinds of overvoltage protection applications, ranging from industrial to consumer and home electronics. The device\'s small size, adjustable protection level, robust control gate operating principle and Inrush current stopper make it easy to use and highly cost effective. All in all, the device is the perfect fit for high-speed, high-power, data line, power system, and other highly sensitive applications.

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