5KP64AE3/TR13 Circuit Protection

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TVS stands for Transient Voltage Suppressor, is a specialized diode designed to protect electronics from short transients of high voltage. This specialized diode is similar to a Zener diode but much more rugged in construction and can handle higher energy spike events. Among these specialized diode is the 5KP64AE3/TR13, a part of the 5KPxxA Series of TVS diodes from Littelfuse. In this article, we focus on the 5KP64A3/TR13 and look into its application field and working principle.

Application Field of the 5KP64AE3/TR13

The 5KP64AE3/TR13 TVS diode is designed for applications which require a high degree of protection from transient overvoltage. Its features include low leakage current, a high-temperature powder coating and a wide working temperature range of -55C to 125C. The hygroscopic properties of the dielectric ensure excellent protection from humidity-induced corrosion. It is designed to operate with ESD, EFT, and lightning protection. Its applications include over-voltage protection for a wide variety of mechanical circuits such as automotive, industrial, and aerospace.

Working Principle of the 5KP64AE3/TR13

TVS diodes, including the 5KP64AE3/TR13, operate on the same principle as the Zener diode. When the power supply voltage exceeds a certain threshold, the internal diode will start to conduct and divert the current. This reduces the voltage and protects the circuit from overvoltage. Under normal operation, these specialized diodes ensure very low leakage current since they are designed to remain highly conducting. This allows the user to use the 5KP64AE3/TR13 in a wide range of applications.

The 5KP64AE3/TR13 works on the principle of avalanche breakdown. This occurs when the applied voltage increases beyond the breakdown voltage and results in a larger current flow. The avalanche effect is triggered by a high value of current, which in turn increases the electric field in the junction region. This in turn leads to further breakdown and a larger current increases. It is also important to note that the breakdown voltage increases with temperature.

Benefits of the 5KP64AE3/TR13

The performance of the 5KP64AE3/TR13 is excellent in terms of ESD, EFT, and lightning protection. The unit is also capable of providing over-voltage protection across a wide temperature range. Its inherent stability also provides low leakage current, allowing the user to utilize the device in a variety of applications. The device is also made with a high-temperature powder coating, providing excellent environmental protection. The 5KP64AE3/TR13 is a very useful device in terms of both electrical and environmental protection.

Conclusion

The 5KP64AE3/TR13 is a transient voltage suppressor diode from Littelfuse. It is designed for applications which require a high degree of protection from transient overvoltage. The device operates on the principle of avalanche breakdown and also provides low leakage current. It is also capable of operating with ESD, EFT, and lightning protection. Its inherent stability and wide working temperature range make it a useful device for a variety of applications.

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