LM2596 DC-DC Step-Down 3.2-35V 3A Buck Converter, 1.25-32V Output

LM2596 DC-DC Step-Down 3.2-35V 3A Buck Converter, 1.25-32V Output The LM2596 step-down converter is a reliable DC/DC module, ideal for powering a wide range of electronic devices, including microcontroller-based circuits. It works well with Arduino, ESP8266, ESP32, and Raspberry Pi. Thanks to a wide input voltage range of 3.2V to 35V and a precisely adjustable output voltage of 1.25V to 32V, this module is a versatile power solution. Based on the popular LM2596S-ADJ controller, it delivers a maximum output current of 3A (with a heatsink) and achieves conversion efficiency of up to 92%. Key specifications

* Controller: LM2596S-ADJ * Input voltage: 3.2V - 35V DC * Output voltage: 1.25V - 32V DC (smoothly adjustable) * Maximum output current: 3A (heatsink required) * Maximum ripple: 30mV * Switching frequency: 150KHz * Maximum conversion efficiency: 92% * Load regulation: ±0.5% * Voltage regulation: ±2.5% * Operating temperature: -40°C to +85°C * Module dimensions: 43mm x 21mm x 14mm

Example applications

* Powering logic circuits and microcontrollers (Arduino, Raspberry Pi, ESP32) * Stepping down voltage in DIY projects and hobby robotics * Stable power for sensitive audio circuits * Powering high-power LED lighting systems * Supplying power to DC motor control circuits

Benefits

* Versatility - smooth output voltage adjustment lets you match power to many different circuits. * High efficiency - up to 92% conversion minimizes energy lost as heat. * Compact size - small board (43x21x14 mm) fits tight enclosures. * Stable performance - low ripple (30mV) helps powered devices run safely and reliably. * Broad compatibility - ideal for popular platforms such as ESP8266, ESP32, and Arduino.