DC-DC 6V–18V to 5V 3A USB Step-Down Buck Converter Module
Product Description
The DC-DC 6V–18V to 5V 3A USB Output Buck Converter is a compact power conversion module designed to convert a higher DC input voltage into a regulated 5V output through a USB port. It accepts an input voltage ranging from 6V to 18V DC and provides an output of 5V with a maximum current rating of 3A, making it suitable for powering compatible USB devices and electronics projects.
Featuring input reverse polarity protection and output short-circuit protection, this module offers a convenient solution for applications that require a stable 5V power supply from a higher-voltage DC source.
Its compact design and built-in USB output make it useful for DIY electronics, automotive power applications, embedded systems, and portable power projects.
Key Features
Wide Input Voltage Range: Supports 6V–18V DC input.
5V USB Output: Provides a 5V output for compatible USB-powered devices.
Up to 3A Output Current: Suitable for applications requiring up to 3A, subject to operating conditions.
Step-Down Conversion: Converts higher DC voltages to a lower 5V output.
Reverse Polarity Protection: Helps protect the module against incorrect input power connections.
Short-Circuit Protection: Helps protect the output during short-circuit conditions.
Overvoltage Protection: Output overvoltage protection is specified for this module.
Compact Design: Easy to integrate into suitable electronics and power projects.
USB Output Port: Provides a convenient connection for compatible devices.
Applications
DIY electronics and embedded systems
Powering compatible USB devices from 6V–18V DC sources
Automotive and vehicle USB power projects
Battery-powered electronics projects
Microcontroller and development board power supplies
Robotics and portable electronics
Custom 5V power supply systems
Technical Specifications
Specification | Details |
Product Type | DC-DC Buck Converter |
Input Voltage | 6V–18V DC |
Output Voltage | 5V DC |
Maximum Output Current | 3A |
Maximum Rated Output Power | 15W at 5V, 3A |
Output Connector | USB port |
Conversion Type | Step-down |
Input Protection | Reverse polarity protection |
Output Protection | Short-circuit protection |
Additional Protection | Output overvoltage protection, as specified |
Application | USB power supply and electronics projects |
Package Includes
1 × DC-DC 6V–18V to 5V 3A USB Output Step-Down Buck Converter
Why Choose This Buck Converter?
This module is a practical choice for electronics enthusiasts who need a 5V USB power source from a higher-voltage DC supply. Its wide input range, compact construction, and specified protection features make it useful for a variety of DIY and embedded electronics applications.
Order your power conversion modules from Simple Electronics.
Website: https://www.simpleelectronics.in



















































