High-efficiency DC-DC converters for IoT applications: Design and optimization of multilevel inverters for renewable energy integration

The rapid growth of the Internet of Things (IoT) has created a demand for energy-efficient power solutions. High-efficiency DC-DC converters play a crucial role in meeting the power requirements of IoT devices, which often operate under strict energy constraints. These converters are essential in optimizing power management, extending battery life, and enabling compact device designs. This paper explores the design, implementation, and optimization of high-efficiency DC-DC converters tailored for IoT applications. Key design considerations, such as size, efficiency, reliability, and cost-effectiveness, are thoroughly examined. Furthermore, the paper highlights advancements in control strategies, power topologies, and material technologies, such as the adoption of wide-bandgap semiconductors like GaN and SiC. Experimental results demonstrate significant improvements in efficiency, power density, and overall performance, validating the effectiveness of the proposed solutions. By addressing the challenges of thermal management, electromagnetic interference, and integration, this study provides a comprehensive framework for developing next-generation DC-DC converters to meet the evolving demands of IoT systems.