電源アダプタ&チャージャ

This video showcases a Power Meter Demo Board using the AnalogPAK SLG47011 IC. It highlights how the solution measures current, voltage, power, and temperature. For full details and the design file, refer to the complete application note.

Renesas' Portable Power System utilizes advanced USB Type-C^® and Power Delivery technology to deliver up to 240W of versatile, high-powered charging for a wide range of devices, including laptops, power tools, and small appliances. With multiple input options, intelligent battery management, and robust safety features, this solution combines Renesas’ leading-edge ICs for efficient, reliable, and flexible portable power, enabling innovation wherever it is needed.

This video showcases Renesas’ ultra-compact Zero Standby USB-C^® adapter, delivering up to 65W with adaptive quasi-resonant operation and multi-mode control for enhanced efficiency and EMI performance. Designed for travel chargers and USB-C powered devices, it supports dual-port charging and consumes less than 5mW in standby mode. Featuring components such as the iW9870 flyback controller, SuperGaN FET, ISL81401A buck-boost controller, and iW780 USB Power Delivery (USB PD) 3.1 protocol controller, this solution provides high performance, low system cost, and zero standby power, ideal for modern consumer electronics.

This video demonstrates Renesas’ 240W USB Power Delivery (USB PD) AC/DC adapter design, featuring advanced SuperGaN FETs and innovative controllers for high efficiency, compact size, and USB PD 3.2 compliance. The two-stage architecture, PFC and ZVS flyback, ensures optimal power factor correction and minimal switching losses. The design delivers 48V/5A with over 96% efficiency at full load, while normally-off depletion-mode GaN FETs reduce losses, improve thermals, and enable a smaller footprint for next-generation power adapters.

Discover the next generation of power efficiency with Renesas. Our high-voltage Gallium Nitride (GaN) solutions deliver unmatched reliability, superior power density, and reduced system cost, surpassing traditional silicon technologies. Renesas prioritizes quality and reliability throughout every stage of the development cycle, making its high-voltage GaN products the only qualified ones on the market. Backed by extensive lifetime quality data, Renesas sets the standard for innovation in power conversion.

To learn more, visit the GaN Power Discretes category page.

Renesas’ smart asset tracking label leverages Renesas’ ultra-low power devices to provide package or asset tracking with environmental in data logging in an ultra-thin, flexible, and easily disposable device. The design is based on the DA14531 ultra-low power Bluetooth^® Low Energy 5.1 SoC.