3KP40C

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

A transient voltage suppressor, commonly known as a TVS-Diodes, is an electronic device used to protect integrated circuits and other easily damaged electronic components from the harmful effects of high voltage spikes. The 3KP40C is a popular type of TVS-Diodes, and in this article, we will be taking a look at its application field and working principles.

The primary application of the 3KP40C is in protecting components on electronic circuit boards from incidents of Electrostatic Discharge (ESD). ESD can cause damage of varying severity to integrated circuits and other electronics, potentially being enough to cause system failure. The 3KP40C is an ideal protection element for these components, providing a low-capacitance surface-mount solution that is fast enough to react to ESD events. It is therefore widely used in various consumer electronics, telecoms, servers and industrial equipment, among others.

The 3KP40C features a peak pulse power rating of 390W, with a peak pulse current of 4500A at 8/20µs or 2500A at 10/1000µs. It also has a lower capacitance of 8.5pF and a thermally efficient 3-pin SMA housing. Its layout is specifically designed to withstand harsh operating environments such as industrial or automotive, and can also provide perfect protection for harsh automotive environments.

As far as the working principles of the 3KP40C are concerned, it utilizes a junction diode configuration. When an ESD event occurs, the junction diodes in the 3KP40C are triggered and the large electric current draw caused by the ESD event is directed to the junction diodes, thus preventing the current from reaching other components in the circuit. This ensures that high voltage spikes are absorbed and any damage to the components is avoided.

The 3KP40C also features a latch-up protection mechanism, which is triggered when the voltage of the device surpasses a certain predetermined threshold. When this happens, the latch-up protection mechanism will cause the voltage of the device to be quickly reset, which helps in providing further protection against ESD events.

In summary, the 3KP40C is a popular type of TVS-Diodes that is used to protect electronic components from incidents of Electrostatic Discharge. It utilizes a junction diode configuration to direct electrical current away from components, and its latch-up protection mechanism helps to provide further protection against ESD events. The 3KP40C is found in a wide variety of applications, such as consumer electronics, telecoms, servers and industrial equipment.

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