This BLDC Driver is a driving unit specifically designed for Brushless DC Motors (BLDC), using an STM32 as the primary control chip. It provides precise control over the DRV11873PWPR motor drive chip through I2C communication, facilitating PWM speed control adjustment, monitoring, and direction-switching. This drive chip features a control interface and integrated stall protection, which leads to efficient and low-noise operation of three-phase small brushless DC motors. The onboard STM32 upgrade interface provides firmware updates and functional expansions, making it useful for projects involving industrial automation, smart robotics, precision instruments, and other fields. Features * STM32 Main Control * I2C Communication (0x65) * DRV11873 Drive control * BLDC (brushless DC motor） * PWM speed configuration, control, direction switching and other functions * Blocking Rotation Protection * Firmware Upgradeable Specifications Resources Parameters Motor Driver Chip DRV11873PWPR Type of Motor Three-phase sensorless, brushless direct current (BLDC) motor Motor Drive Voltage 5V (Powered by Grove port) I2C Communication Address 0x65 Output Load Capacity DC5V/508mA Power Dissipation Standby current: DC5V/ 10.62mA Working current: DC5V/13.20mA Operating Temperature 0-40°C Product Size 32 x 24 x 11.3mm Package Size 136 x 92 x 13.7mm Product Weight 4.3g Package Weight 12.5g Resources * Product Wiki Package Contents * 1x Unit BLDC Driver * 1x HY2.0 4-pin Cable * 1x VH3.96 4-pin https://elecena.pl/product/25925064/bldc-motor-driver-unit-stm32 2024-05-22 https://elecena.pl/product/25925064/bldc-motor-driver-unit-stm32 2024-09-18 https://elecena.pl/product/25925064/bldc-motor-driver-unit-stm32 2024-11-29 https://elecena.pl/product/25925064/bldc-motor-driver-unit-stm32 2024-11-30 https://elecena.pl/product/25925064/bldc-motor-driver-unit-stm32 2025-08-06 https://elecena.pl/product/25925064/bldc-motor-driver-unit-stm32 2025-11-28 https://elecena.pl/product/25925064/bldc-motor-driver-unit-stm32 2025-11-29