LM2596 3A DC DC Stepdown Buck Converter Module The LM2596 DC-DC Step-Down Buck Converter Module is a high-efficiency, adjustable voltage regulator capable of stepping down input voltages (4V-35V) to a stable output voltage (1.23V-30V) with a maximum output current of 3A. Featuring the LM2596 switching regulator IC, it ensures up to 92% efficiency, minimal heat generation, and reliable performance. Integrated components, including a 47µH inductor and smoothing capacitors, enhance stability and ripple reduction. The onboard multi-turn potentiometer allows precise voltage adjustment, making it ideal for power supplies, battery charging, robotics, and embedded systems like Arduino and Raspberry Pi. Compact, robust, and easy to integrate into advanced electronic projects. Specifications : Input Voltage: 4V – 35V DC Output Voltage: 1.23V – 30V DC (adjustable) Output Current: Up to 3A Efficiency: Up to 92% Switching Frequency: 150 kHz Operating Temperature: -40°C to 85°C Dimensions: 43mm x 21mm x 14mm