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Unit-BLDC Driver

SKU:U181

Description

The Unit-BLDC Driver is a driving unit specifically designed for Brushless DC Motors (BLDC), utilizing an STM32 as the primary control chip. It enables precise control over the DRV11873PWPR motor drive chip through I2C communication, facilitating PWM speed control adjustment, monitoring, and direction switching functionalities. This drive chip features a simplified control interface and integrated stall protection, ensuring efficient and low-noise operation of three-phase small brushless DC motors. The onboard STM32 upgrade interface facilitates firmware updates and functional expansions, making it suitable for applications in 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 upgradable

Includes

  • 1x Unit-BLDC Driver
  • 1x HY2.0-4P Cable
  • 1x VH3.96-4P

Applications

  • Automation in industry
  • Intelligent robot
  • Precise instrument

Specification

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*24*11.3mm
Package Size 136* 92* 13.7mm
Product Weight 4.3g
Package Weight 12.5g

Schematic

schematics

PinMap

PORT A(Red) SCL SDA VCC GND
Core(Basic) G22 G21 5V GND
Core2 G33 G32 5V GND
CoreS3 G1 G2 5V GND
  • Indicator LED (Green)
STM32 PB3/PB4/PB5/PB6
Indicator LED (Green) SYS_LED

Module Size

module size

Examples

Arduino

Video

  • Unit-BLDC-Driver product and function description

  • UIFlow2.0 BLDC Driver Unit