MPLAD15KP64A Circuit Protection

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TVS diodes are one of the most common electronic components used in various applications. The MPLAD15KP64A is a type of TVS diode specifically designed for protection of low-voltage systems, such as embedded systems, from transient and ESD voltages. In this article, we will explore the applications and working principle of the MPLAD15KP64A TVS diode.

The MPLAD15KP64A is a low capacitance surface mount diode that is designed for ESD protection. It is constructed using a ceramic substrate, which is imprinted with solder mask, and then mounted on an FR-4 PCB. Together with its low leakage current and high surge capability, the diode is ideal for low voltage protection.

The MPLAD15KP64A is available in two packages, one with 2 and the other with 3 contacts. Each contact is created for mounting on the PCB using either through-hole or surface mount technology. The device is designed to protect up to 15kV of ESD and transient voltages without damaging the components within the system.

The most common application of the MPLAD15KP64A is in embedded systems, where it provides protection against static discharge, during handling and operation. The device also finds applications in automotive systems, portable devices, and consumer electronics. It is also suitable for data lines and communication interfaces, which feature high-speed data communication.

The working principle of the MPLAD15KP64A is very simple. The device is designed with a Zener breakdown voltage that is slightly higher than the maximum voltage to be protected. This breakdown voltage is triggered when the voltage rises above its threshold value. When this occurs, the diode provides a protective clamping voltage that limits the voltage within the system to the protection level. The device also features a built-in diode that provides bidirectional protection.

The MPLAD15KP64A operates at a low capacitance, which means that it does not slow down signal transmission due to its presence. It also exhibits low leakage current, which enables it to maintain its protection levels for a long period of time. The device also features reverse-polarity protection, which means that it will not operate if the polarity of the input voltage is incorrect.

In summary, the MPLAD15KP64A is a type of TVS diode specifically designed for protection of low-voltage systems. It is available in two packages, each with two or three contacts, and offers up to 15kV of ESD and transient protection. Its low capacitance, leakage current, and reverse-polarity protection make it suitable for a wide range of low voltage protection applications, such as embedded systems, automotive systems, portable devices, and consumer electronics. Its working principle is based on providing a protective clamping voltage upon receiving a voltage above its threshold value.

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