This 12V to 3.3V DCDC Buck Converter Module steps down a higher DC input to a fixed 3.3V output with up to 2A of current capability. It accepts an input voltage range of 8V to 36V and provides a stable 3.3V rail for 3.3V devices. The compact module is designed for use in a wide range of electronic projects and embedded systems. Key benefits Provides a fixed 3.3V output from a wide input range (8V to 36V), enabling use with diverse power sources. Compact buck converter module that is easy to integrate into boards and enclosures. Simple solution for powering 3.3V logic devices, sensors, and peripherals from higher voltage supplies. Reduces design complexity by delivering a ready to use 3.3V rail without external tuning. Key attributes Functionality: DCDC buck converter with fixed 3.3V output. Compatibility: Input range 8V to 36V; output up to 2A. Size: Compact module suitable for embedding in projects and layouts. Construction: PCBbased module designed for reliable voltage regulation in small form factors. Performance: Delivers up to 2A of continuous output current with a 3.3V output from higher voltage sources within the specified input range. Two to three practical use cases Case 1: Powering a microcontroller or development board that requires 3.3V from a 12V or other 8–36V supply. Case 2: Supplying 3.3V sensors and peripheral modules in an embedded system from a higher voltage battery or power rail. Case 3: Prototyping and testing 3.3V logic circuits using a single regulator that accepts a range of input voltages without changing components.