XL6019 DC-DC Buck Boost Converter 5-32V to 1.3-35V 1.5A 20W Adjustable Module

🔧 XL6019 Automatic Buck Boost DC-DC Converter Module | AuscomTech

The XL6019 is an adjustable DC-DC step-up and step-down power supply module designed to deliver a regulated output from a DC input source.

Supporting 5–32V DC input and adjustable 1.3–35V DC output, the converter automatically boosts or reduces voltage as required. It supports output current up to 1.5A and output power up to 20W with natural cooling, subject to operating conditions.

Ideal for Arduino, ESP32, battery-powered devices, embedded electronics and DIY adjustable power supplies.

⭐ Key Features

• Automatic Buck Boost: Supports voltage step-up and step-down conversion.
• Wide Voltage Range: 5–32V input and 1.3–35V adjustable output.
• 1.5A Maximum Output: Suitable for compatible low-voltage electronic loads.
• 20W Output Power: Up to 20W with natural cooling or 25W with additional cooling.
• High Efficiency: Up to approximately 90–94% under favourable operating conditions.
• Multi-Turn Potentiometer: Precise manual output voltage adjustment.
• Dual Inductor Circuit: Integrated step-up and step-down power conversion design.
• Output Filtering: Onboard capacitors help minimise voltage ripple.
• Compact Construction: Suitable for embedded systems and electronics projects.

📊 Technical Specifications

• Controller: XLSEMI XL6019
• Converter Type: Non-isolated buck boost
• Input Voltage: DC 5–32V
• Output Voltage: DC 1.3–35V adjustable
• Maximum Output Current: 1.5A
• Maximum Input Current: 4A
• Output Power: Up to 20W natural cooling
• Power With Additional Cooling: Up to 25W
• Switching Frequency: Up to 220kHz (supplier specified)
• Conversion Efficiency: Up to approximately 90–94%
• Voltage Adjustment: Multi-turn potentiometer
• PCB Dimensions: 49 × 23.4mm
• Height: Approximately 11.4mm excluding potentiometer
• Weight: Approximately 17g
• Terminals: IN+, IN−, OUT+, OUT−

🧩 Typical Applications

• Arduino and ESP32 power supply projects
• Battery-powered circuits and portable devices
• DIY adjustable DC power supplies
• Robotics and embedded systems
• Sensor and control circuits
• Solar-powered electronics with suitable DC input
• Electronics prototyping and testing

⚠️ Important Notes

• Output Adjustment: Set and verify the output voltage with a multimeter before connecting equipment.
• Current Limit: 1.5A is the specified maximum output current, not a guaranteed continuous rating under all conditions.
• Power Limit: Maximum output current and maximum output voltage cannot necessarily be achieved simultaneously.
• Cooling: High-power applications may require additional heatsinking and airflow.
• Non-Isolated: Input and output share a common ground.
• DC Only: Do not connect directly to AC mains electricity.
• Battery Charging: Not a dedicated lithium battery charger or battery management module.
• Polarity: Confirm correct input and output terminal connections before applying power.

📦 Package Includes

• 1 × XL6019 Adjustable DC-DC Buck Boost Converter Module

🔗 Recommended Accessories (Not Included)

• Digital Multimeter – Accurate output voltage adjustment and verification
• DC Power Supply – Suitable 5–32V input source
• Hook-Up Wire – Power and output connections
• Small Heatsink – Additional thermal management for higher loads