MPQ2918GL-AEC1-Z

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MPQ2918GL-AEC1-Z is a multiphase buck regulator IC that is suitable for dual load applications. The device is capable of providing a regulated voltage of 1.5V and can support up to 5A and 12A of current, making it suitable for a variety of applications such as in notebook computers and servers.

The MPQ2918GL-AEC1-Z device is a DC-to-DC switching regulator IC. It is based on a 3-phase interleaved buck converter topology and utilizes GaN technology for the primary switches. The IC is controlled using a Voltage Mode Control (VMC) loop for fast transient response and low output ripple. It also features Over-Current Protection (OCP) and Current-Mode Control (CMC) for stable operation.

This device uses a proprietary package design to reduce the size and cost of the overall solution. The IC is rated for operation from -40°C to +85°C and has a wide input voltage range of 6.5V to 36V. It also features a wide input voltage range, low RDSON of 1.5 mOhm, programmable switching frequency, adjustable voltage output and soft-start.

The main application field of the MPQ2918GL-AEC1-Z device is in applications requiring higher efficiency, high current and low power dissipation. It is suitable for applications in notebooks, servers, mobile and desktop system-on-chip (SoC) applications, as well as power supplies.

The working principle of this device is based on the 3-phase interleaved buck converter topology. This topology utilizes the three GaN switches and three inductors to increase the power conversion efficiency in a smaller size. The VMC loop is used to control the output voltage and set the current at the desired level for a steady output voltage. The CMC loop monitors the current of the output stages to ensure that the output voltage is kept steady, and the OCP loop monitors for any overcurrent conditions.

In summary, the MPQ2918GL-AEC1-Z is a high-efficiency, high-current, low-power DC-to-DC switching converter IC. It utilizes the 3-phase interleaved buck converter topology to minimize the size and power consumption while providing high efficiency and accurate voltage regulation. The IC is rated for operation from -40°C to +85°C, and is suitable for a variety of applications such as notebook computers, servers, and SoC applications.

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