DC-DC Boost and Buck Converter 1.8V–5V to 3.3V

The DC-DC boost buck converter 1.8V–5V to 3.3V module is a compact, high-efficiency voltage regulator ideal for embedded and portable applications. This step-up/step-down converter ensures a constant 3.3V output even when input voltage fluctuates between 1.8V and 5V, making it highly versatile for powering 3.3V logic devices and microcontrollers.

Whether you need to step up from a low battery voltage or step down from USB or Li-ion input, this dual-functionality module provides seamless power conversion. Its compact size and solderless connection design make it ideal for quick integration into DIY, IoT, or low-power electronics projects.

🔧 Key Features

• Fixed 3.3V output with wide input range (1.8V–5V)
• Functions as both a buck (step-down) and boost (step-up) converter
• Highly efficient design – up to 95% conversion rate
• Suitable for low-voltage microcontrollers and logic-level ICs
• Compact and lightweight – ideal for embedded use
• Plug-and-play ready for prototyping and testing

📐 Technical Specifications

📌 Applications

• 3.3V sensor and module power supply
• Battery-powered and USB-powered systems
• IoT and embedded electronics
• Prototyping with microcontrollers like ESP8266, ESP32
• DIY robotics and automation circuits

💡 Why Choose This DC-DC Converter?

Combining both boost and buck capabilities in a single tiny package, the DC-DC boost buck converter offers unmatched flexibility in managing variable power sources. Its efficiency, reliability, and size make it an essential module in any electronics toolkit.

📦 Package Includes

• 1 × DC-DC Boost Buck Converter 1.8V–5V to 3.3V Module