MP1584 Mini 3A DC-DC Step Down Buck Converter Module Adjustable V2

The MP1584 Mini DC-DC Step Down Buck Converter is an ultra-compact and highly efficient power module designed to convert higher input voltages to lower, regulated output voltages. Featuring the reliable MP1584EN switching regulator IC, this module delivers exceptional performance with up to 96% conversion efficiency, making it perfect for battery-powered projects and energy-sensitive applications.

This versatile buck converter accepts a wide input voltage range of 4.5V to 28V and provides an adjustable output from 0.8V to 20V, controlled via an onboard potentiometer. With a maximum output current of 3A and typical continuous operation at 1.8A, it’s ideal for powering Arduino boards, ESP32/ESP8266 modules, Raspberry Pi accessories, LED strips, sensors, and various microcontroller projects.

The ultra-compact design measures just 22mm x 17mm, making it perfect for space-constrained applications and embedded systems. The module features excellent thermal management, low output ripple under 30mV, and operates at a high switching frequency of 1.5MHz for minimal electromagnetic interference. Compatible with various power sources including batteries, solar panels, and AC/DC adapters.

Specifications :

• Chipset: MP1584EN
• Input Voltage Range: 4.5V – 28V DC
• Output Voltage Range: 0.8V – 20V DC (Adjustable)
• Maximum Output Current: 3A (Peak)
• Typical Continuous Current: 1.8A
• Rated Current: 1.5A (Long-term operation)
• Maximum Output Power: 10W
• Conversion Efficiency: Up to 96%
• Switching Frequency: 1MHz (Typical), 1.5MHz (Maximum)
• Output Ripple: < 30mV
• Voltage Drop-out: 1.6V (Typical)
• Operating Temperature: -40°C to +85°C
• Module Dimensions: 22mm x 17mm x 4.3mm
• Weight: Approximately 2g
• Adjustment: Onboard multi-turn potentiometer
• Protection: Over-current protection, thermal shutdown
• Input Capacitor: Low ESR ceramic capacitor
• Output Capacitor: Low ESR ceramic capacitor