MPLAD30KP400A/TR Circuit Protection

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TVS (Transient Voltage Suppressor) diodes are devices used to protect electronic equipment from transient over-voltage and transients such as electrostatic discharge (ESD) or lightning strikes. The MPLAD30KP400A/TR is a device specifically designed to be used as a TVS diode. It is a low capacitance, high surge current rated surface mount diode designed for protection against ESD induced transients.

The MPLAD30KP400A/TR is a unidirectional device that features a 400W power rating, 30kV clamping voltage, and a low clamping capacitance of 7.5pF. It is packaged in an SOD-323F (0805) package, making it suitable for surface mount applications.

The device is used to protect a variety of electronic components and systems from voltage transients. It can be used in a variety of applications including data/communication line protection, automotive applications, consumer electronics, and industrial applications. It is also suitable for use in portable electronic applications, such as cell phones, tablets, and laptops.

The MPLAD30KP400A/TR is designed to operate by clamping transient voltage and current when it is activated. When the diode is exposed to a voltage transient, the depletion region of the diode junction becomes wide, resulting in a rapid decrease in the forward voltage drop across the junction. At the same time, the reverse current across the junction begins to increase. This process continues until the current reaches its maximum capacity, at which point the voltage begins to decrease until the current reaches its steady state value.

Once the transient is removed, the device returns to its reverse blocking state. The rating is determined by the maximum power capability in continuous operation. The reverse leakage current is typically very low, making the device suitable for applications where very low leakage current is desired.

The MPLAD30KP400A/TR is designed to provide a fast and reliable level of protection from overvoltage transients, and can be used in a variety of circuit designs. It is designed to protect against voltage transients with rise and decay times of less than 5ns. The device is also designed for over temperature protection, which allows it to handle current pulses up to 120°C without causing permanent degradation.

The MPLAD30KP400A/TR is an effective and reliable device designed to provide ESD protection. It is suitable for use in a variety of applications, including consumer electronics, automotive systems, industrial environments, and many other applications. Its small form factor and high surge current rating make it suitable for use in applications where space is at a premium.

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