Wide Input Voltage Range: The LM2596 buck converter supports a broad input voltage range from 3V to 40V, making it ideal for various applications, including DIY electronics, solar power systems, and more.(Input voltage must be at least 1.5V higher than the output voltage; no boost function)Space-Saving & Robust Build: The LM2596 dc to dc buck converter boasts a compact and sturdy PCB design, allowing seamless integration into small spaces in your projects while maintaining reliable performanceHigh-Efficiency Output: Achieve up to 92% conversion efficiency with this step-down regulator, ensuring stable and efficient voltage regulation for your devices, from 1.25V to 35VAdjustable Voltage Regulator: Easily customize the output voltage with a precision multi-turn potentiometer, providing flexibility for powering a wide range of electronic projects and devicesIntegrated Thermal Protection: Built-in thermal shutdown and current limit protection safeguard your devices from overheating and overload, extending the lifespan of your components