3.3V 1A High Efficiency 5.5V-32V Buck Regulator

The 3.3V 1A High-Efficiency Buck Regulator is a compact DC-DC step-down converter module designed to efficiently reduce a higher DC input voltage to a stable 3.3V output. Capable of delivering up to 1A output current, this module is perfect for powering low-power 3.3V electronics in embedded systems, DIY projects, and portable applications.

Features

• Input Voltage Range: 5.5V to 32V DC
• Output Voltage: Fixed 3.3V DC
• Output Current: Up to 1A
• Efficiency: Up to 95% (depending on input voltage and load)
• Conversion Type: Non-isolated step-down (buck)
• Low Heat Generation: High efficiency minimizes heat under load
• Compact Size: Ideal for space-constrained applications
• Integrated Protection: Over-temperature, short-circuit, and over-current protection

Applications

• Power supply for microcontrollers (Arduino, ESP8266, ESP32)
• 3.3V sensor modules and peripherals
• DIY electronics and prototyping
• Battery-powered devices
• Small robotics and automation projects
• IoT applications