Introducing our DC-DC Buck Converter: Adjustable, Efficient, delivering 5V at 9A! Empower your projects with precision and power efficiency.
Buck converters are a workhorse in the world of electronics, efficiently stepping down a higher voltage DC input to a lower voltage DC output. Whether you're powering a microcontroller project or building a custom LED driver, a buck converter offers a compact and versatile solution. In this article, we'll guide you through the process of designing and building your own buck converter.
- Input Voltage: 5 to 38 V (See below for regulator's dropout voltage details)
- Output Voltage: Fixed 5 V (±4% accuracy); adjustable with external resistor
- Output Current: Typically 4 A to 8 A continuous
- Protection Features:
- Integrated reverse-voltage protection
- Over-current and short-circuit protection
- Over-temperature shutoff
- Soft-start
- Under-voltage lockout
- Efficiency: Typically 80% to 95%, varying with input voltage and load
- Switching Frequency: Automatically adjusted at light loads for high efficiency
- Quiescent Current: 800 µA typical no-load; adjustable down to 10 µA/V on VIN
- Power Good Output: Indicates inability to maintain set output voltage
- Compact Size: 1.6" × 0.8" × 0.3" (40.6 × 20.3 × 7.6 mm)
- Mounting: Four 0.086" holes for #2 or M2 screws
- Connectivity Options: Smaller holes for 0.1" header pins; larger holes for terminal blocks
- EasyEDA Design Files
- MCU Templates
- MCU Flash Tools
- MounRiver Studio
- ch32003fun SDK
- arduino_core_ch32
- arduino-wch32v003
- CH32V003 with PlatformIO
- CH32V003 on openwch
- MuseLab nanoCH32V003
- CH32V003 datasheets
- WCH-Link user manual
- WCH Official Store on AliExpress
This work is licensed under the GNU General Public License v3.0.