MPQ2143HGD-Z

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The MPQ2143HGD-Z is DC-DC switching regulator with an application field and working principle that can address the power management and conversion needs of today’s electronic devices. This device is designed to operate in either step-down (buck) or step-up (boost) mode to deliver the highest degree of performance and efficiency over a wide input range.

The MPQ2143HGD-Z is a versatile, easy-to-use, DC/DC converter with a wide range of applications, including automotive, communications, industrial, and consumer systems. The example application illustrated below gives an idea of how the device can be used to provide power supply and battery management solutions.

The MPQ2143HGD-Z operates in both buck and boost modes, delivering a constant output voltage for a wide range of input voltages. The device integrates all necessary components in a small 16-pin QFN package, providing a high degree of integration and enabling cost savings. This device has a wide operational input voltage range of 4.5V to 38V and can provide constant output voltages ranging from 0.9V to both VIN and VOUT pins.

The MPQ2143HGD-Z provides a regulated output voltage with a maximum current of 4.5A in buck mode and 3.5A in boost mode. The device is designed to deliver efficiency figures of up to 87% in both buck and boost modes with a wide input range. It also features precision enable and power-good signals and adjustable current limits, which can be utilized to limit the current in the output stage.

The MPQ2143HGD-Z utilizes a control loop to adjust the switching frequency as needed to maintain a constant output voltage. The response speed of the control loop is adjustable and can be set to different levels for different applications. The MPQ2143HGD-Z includes optionalskip-mode operation to reduce quiescent current draw during light load conditions. This device also includes integrated enabling and protection functions, including thermal shutdown.

The MPQ2143HGD-Z offers a range of features and flexibility, making it well suited to a range of applications. It ensures a reliable supply of power with a high degree of efficiency, while minimizing output ripple and preventing damages to sensitive components caused by current surges. This device is ideal for power-sensitive applications, including embedded microcontrollers, network systems, and battery management.

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