The 1-28V 12A Buck Power Supply Module is a high-efficiency step-down converter designed for versatile power management applications. Based on a robust buck topology operating at 380kHz, this module delivers precise voltage regulation with constant current capability, making it perfect for hobbyists, educators, and professionals working on battery charging, LED driving, or general-purpose DC power projects. Its wide input range and adjustable output parameters ensure compatibility with a broad spectrum of electronics applications.
Key Features:
- Wide Input Range: Accepts DC 4.5-32V, compatible with various power sources including batteries, adapters, and solar panels.
- Adjustable Output Voltage: DC 1-28V continuously adjustable via onboard blue potentiometer, providing flexible voltage regulation.
- High Current Output: Supports up to 12A continuous output current with constant current regulation.
- Constant Current Control: Adjustable range 0.3-12A (factory default 3A), ideal for battery charging and LED applications.
- Rotating Light Function: Configurable current limit range 0.1-5A (default 0.3A) for specialised applications.
- High Efficiency: Up to 97% conversion efficiency, minimising heat generation and power loss.
- Comprehensive Protection: Features short circuit protection, over-temperature protection, and input reverse polarity protection.
- Screw Terminal Connections: Robust black terminal blocks for secure power input and output connections.
- LED Status Indicator: Onboard red LED for operational status monitoring.
- Large Inductor Coil: Prominent gold-coloured toroidal inductor ensures stable power conversion.
- Quality Capacitors: Multiple electrolytic capacitors for effective input/output filtering and stability.
- Compact PCB Design: Red solder mask circuit board with mounting holes for easy integration.
- Operating Temperature: Wide range from -40°C to 85°C for demanding environments.
- Switching Frequency: 380kHz operation balances efficiency with component size.
- Heat Sink Compatible: Black aluminium heat sink provision for enhanced thermal management.
Applications
- Battery Charging: Ideal for charging various battery types with adjustable voltage and constant current control.
- LED Driving: Perfect for powering high-power LEDs with precise current regulation to prevent damage.
- Solar Power Systems: Suitable for solar panel voltage regulation and battery management applications.
- Educational Projects: Excellent teaching tool for demonstrating power electronics and voltage regulation principles.
- DIY Electronics: Versatile power supply for custom electronics projects requiring stable, adjustable DC power.
Why Choose the 1-28V 12A Buck Power Supply Module? This buck converter module combines exceptional efficiency, robust protection features, and flexible output control in a compact, easy-to-use package. Its high current capability and wide adjustment ranges make it suitable for everything from simple hobby projects to demanding professional applications. With comprehensive safety features and reliable performance, you can confidently power your next electronics project.
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