The DC-DC 3A Buck Step-Down Power Supply Module is designed to provide a stable 3.3V output from a higher DC input voltage ranging from 5V to 12V. Using high-efficiency switching regulation, it minimizes power loss and heat generation compared to linear regulators.
This module is especially useful for powering 3.3V devices such as ESP8266, ESP32, NRF24L01, sensors, and other low-voltage modules. It ensures reliable and noise-reduced output, which is critical for sensitive electronics and wireless communication modules.
With a maximum output current of up to 3A (with proper cooling), this module is suitable for both small and moderately demanding applications. Its compact size and easy connection make it perfect for embedded systems and DIY projects.
Available at Microspark Store – Your Trusted Electronic Component Store!
Key Features
- Input Voltage: 5V – 12V DC
- Output Voltage: Fixed 3.3V DC
- Maximum Output Current: Up to 3A (recommended ≤2A for stability)
- High efficiency switching regulator
- Low ripple and stable output
- Compact and lightweight design
- Easy connection terminals/pads
Applications
- Powering ESP8266 / ESP32 modules
- NRF24L01 wireless module supply
- Sensor and low-voltage electronics
- Embedded systems and IoT devices
- DIY electronics projects
Package Includes
- 1 × DC-DC 3A Buck Step-Down Module (3.3V Fixed Output)
Available at Microspark Store – Your Trusted Electronic Component Store! At Microspark Store, we ensure every product is quality-checked and tested before shipping, so you can buy with confidence and start building without worries.
Please Note: Product information has been collected from various sources across the web. While we have made every effort to ensure the accuracy of the information presented, slight variations may still occur. Kindly verify the specifications and compatibility before using this module in your projects.
Disclaimer: Images shown are for illustration only and may not exactly represent the final product. Minor differences may occur due to lighting, display variations, or manufacturer updates. We reserve the right to make changes to the product without prior notice.
