XL1509 Step-Down Buck Converter Module – Adjustable Voltage
XL1509 Step-Down Buck Converter Module – Adjustable Voltage
XL1509 Mini Step-Down Buck Converter Module – Adjustable Output Voltage
The XL1509 Step-Down (Buck) Converter Module is a super-compact, high-efficiency voltage regulator designed for electronics hobbyists, engineers, and DIY enthusiasts. Whether you're powering microcontrollers, sensors, or other low-voltage electronics from a higher-voltage source, this tiny module delivers stable, adjustable output with impressive efficiency — all in a space-saving SMD package.
Key Features
- Wide Input Voltage Range: Accepts 4.5V to 40V DC input, making it compatible with a broad range of power sources
- Adjustable Output Voltage: Dial in your exact required output voltage with ease using the onboard potentiometer
- High Efficiency: Up to 96% conversion efficiency minimises energy waste and heat generation
- Super Mini & Compact Design: SMD package keeps your builds neat and space-efficient
- Wide Operating Temperature: Reliable performance from -45°C to +85°C — suitable for demanding environments
- No High-Concern Chemicals: Manufactured without hazardous substances for safer handling
- New Condition: Comes brand-new, ready to integrate into your project
Technical Specifications
| IC Chip | XL1509 |
| Input Voltage | 4.5V – 40V DC |
| Output Voltage | Adjustable |
| Efficiency | Up to 96% |
| Package Type | SMD |
| Operating Temperature | -45°C to +85°C |
| Application | Computer, Electronics, DIY Projects |
| Quantity | 1 Module |
| Condition | New |
Ideal For
- Arduino, Raspberry Pi, and microcontroller projects
- LED driver circuits and sensor power supplies
- Robotics and automation builds
- Computer modding and custom electronics
- Portable power regulation solutions
Made in Mainland China.
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Frequently Asked Questions
Q: What is the input voltage range for the XL1509 step-down module?
A: The XL1509 buck converter module accepts a wide input voltage range of 4.5V to 40V DC, making it highly versatile for use with batteries, wall adapters, solar panels, and other common power sources in DIY electronics projects.
Q: Can I adjust the output voltage of this step-down module?
A: Yes! The XL1509 module features an adjustable output voltage via an onboard potentiometer or resistor configuration, allowing you to set your desired output voltage to suit your specific circuit or device requirements.
Q: How efficient is the XL1509 voltage regulator module?
A: This step-down converter achieves up to 96% conversion efficiency, meaning minimal energy is lost as heat during voltage conversion — keeping your project cool and extending battery life in portable applications.
Q: Is this module suitable for use with Arduino or Raspberry Pi?
A: Absolutely. The XL1509 step-down module is widely used in Arduino, Raspberry Pi, and other microcontroller projects to step down higher supply voltages (e.g. 12V or 24V) to the 3.3V or 5V levels these boards require.