MP5KE15CA

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A TVS diode is a special type of diode designed to protect sensitive electronic equipment from voltage transients, also known as electrical surges, created by electrostatic discharge (ESD), inductive load switching, and other causes. The MP5KE15CA is a unidirectional transient voltage suppressor (TVS) diode that is specifically designed to protect a target device from transient voltage levels that are significantly higher than its breakdown voltage.

Features:

• 400W peak pulse power dissipation rating
• High temperature, low impedance
• Low leakage current
• Low incremental surge resistance
• Flow-through termination
• Various capacitors

Application field

The unidirectional transient voltage suppressor diode of MP5KE15CA is ideally suited for applications that must protect devices from high energy/ high voltage transients. Its peak power dissipation rating is 400W and it can be used in a wide range of applications. Common applications include protecting communications systems, such as those in wired and wireless telecommunications equipment; digital and analog ICs; computer systems; gaming consoles; and set-top boxes.

Working principle

The MP5KE15CA transient voltage suppressor diode works by actively suppressing voltage transients and other surge events. When a surge occurs, the diode diverts the excess charge to a third electrode, called the cathode, allowing it to dissipate safely. This is done by the diode responding to the surge\'s amplitude, as well as the speed at which it rises or drops. Once the cathode has received the excess charge, the diode automatically resets itself, allowing it to remain in an active state to protect against further transients. This process can be repeated as many times as needed, protecting the device from transients for the duration of its life.

In addition to this, the diode can be combined with other components to provide protection against both high energy and high voltage transients. This is achieved by using combinations of the diode with a pair of capacitors, resistors, or a combination thereof. These components work in tandem with the diode to form an effective “clamping” circuit. The components allow the diode to operate in its safe operating region, while limiting the voltage and the speed of the transient. This reduces not only the peak voltage but also the duration of the transient. Through this combination, the device is able to withstand extremely large voltage transients without suffering significant damage.

In summary, the MP5KE15CA transient voltage suppressor diode is an effective solution for protecting sensitive electronic equipment from high energy and high voltage transients. Its 400W peak power dissipation rating allows it to be used in a wide range of applications, including those in communications systems, digital and analog ICs, computer systems, gaming consoles, and set-top boxes.

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