Mini MP1584EN DC-DC Buck Converter Module – 3A Adjustable Step-Down Power Regulator for Drone Electronics, DIY Power Banks, and Compact Robotics

Product Description

Optimize your power management with the Mini MP1584EN DC-DC Adjustable Buck Module. This tiny but powerful step-down regulator is the preferred choice for applications where space is at an absolute premium, such as FPV drones, RC planes, and portable IoT devices. At Robogears, we recommend the MP1584EN over the standard LM2596 for compact builds because its high switching frequency ($1.5 MHz$) allows for much smaller internal components, resulting in an ultra-slim profile. The module efficiently steps down higher voltages (up to 28V) to a stable lower voltage with up to 92% efficiency. Whether you are powering a 5V flight controller from a 4S LiPo battery or creating a custom 3.3V rail at your Pimpri workshop, this module delivers high performance in a miniature footprint.

Detailed Key Features

• Ultra-Miniature Volume: Slightly larger than a fingernail, making it easy to hide inside tight enclosures or shrink-wrap onto wiring harnesses.

• High-Frequency Switching: Operates at $1.5 MHz$, reducing ripple and allowing for superior output stability compared to lower-frequency regulators.

• Wide Input Range: Handles input voltages up to 28V, making it compatible with 12V automotive systems and multi-cell LiPo batteries.

• Adjustable Output: Features a high-precision multi-turn potentiometer for fine-tuning the output voltage to your exact requirements.

• Integrated Protection: Built-in thermal shutdown and current limit protection to prevent the module from burning out under excessive load.

All Technical Details

• Pin Definition:

  • IN+ / IN-: Positive and Negative Input Power.

  • OUT+ / OUT-: Regulated Positive and Negative Output Power.

• Topology: Non-isolated Buck (Step-Down) Switching Regulator.

• Ripple: Low output ripple (typically less than 30mV) suitable for sensitive electronics.

• Applications: Battery-powered devices, distributed power systems, FPV gear, and pre-regulators for linear regulators.