MP1584EN 3A Adjustable Ultra-small Size DC-DC Step Down Buck Module

The MP1584EN 3A Adjustable DC-DC Step Down Buck Module is a compact, high-efficiency voltage regulator designed for converting higher DC voltage to a stable lower output voltage. Built with the powerful MP1584EN switching regulator IC, this ultra-small module delivers reliable performance in a wide range of electronic and DIY applications.

With its adjustable output voltage (0.8V to 20V) and high current capability up to 3A, this buck converter is ideal for projects requiring efficient power conversion in a small footprint. Its high switching frequency ensures low ripple output and excellent stability for sensitive electronics.

Key Features

• Ultra-small size, ideal for compact electronic projects
• High efficiency DC-DC step-down (buck) converter
• Adjustable output voltage: 0.8V – 20V DC
• Input voltage range: 4.5V – 28V DC
• Maximum output current: 3A
• High conversion efficiency up to 96%
• Low output ripple for stable performance
• Built-in overcurrent and thermal protection (module dependent design)
• Easy voltage adjustment using onboard potentiometer

Technical Specifications

• Chipset: MP1584EN
• Input Voltage: 4.5V – 28V DC
• Output Voltage: 0.8V – 20V DC (adjustable)
• Output Current: 3A (max)
• Switching Frequency: ~1 MHz
• Efficiency: Up to 96%
• Module Size: Approx. 22mm × 17mm × 4mm
• Type: Non-isolated step-down (buck) converter

Applications

Perfect for a wide range of electronic projects and devices, including:

• Arduino and microcontroller power supply
• DIY power systems and robotics
• LED drivers and lighting projects
• CCTV cameras and IoT devices
• Automotive and battery-powered systems
• Embedded electronics and prototyping

Why Choose MP1584EN Buck Module?

The MP1584EN step-down module is widely preferred for its high efficiency, ultra-compact design, and stable output performance. It is a reliable solution for engineers, hobbyists, and developers who need precise voltage regulation in space-limited applications.