Electric Wrench


  • Functional Overview
  • CKT/PCB
  • Resources
  • Related Products
  • Single-Chip BLDC Controller: Integrates an ARM Cortex-M0 controller and a Gate Driver (90V) into a single chip.
  • Sensorless BLDC Drive: Supports sensorless brushless DC motor driving.
  • Pulse Injection Positioning: Achieves smooth motor startup.
  • Stepless Speed Regulation: Provides continuous and seamless speed control.
  • Forward and Reverse Control:
  • Forward: One-key switching between High-Speed and Low-Speed modes.
  • Reverse: One-key switching between Reverse High-Speed and Reverse Auto-Stop mode
  • Stall Protection: Prevents damage during motor stalling.
  • Phase-to-Phase Short Circuit and Phase Loss Protection: Ensures circuit safety and motor integrity.
  • Gate Driver Under-Voltage Protection: Protects the system from insufficient operating voltage.
  • Over-Temperature Protection (OTP): Features real-time MOSFET temperature detection.
  • Over-Voltage / Under-Voltage Protection: Provides real-time monitoring of battery voltage.
  • Over-Current Protection (OCP): Utilizes high-precision operational amplifiers for real-time current monitoring.
  • Dual MOSFET Configuration: Enhances heat dissipation, making it ideal for high-power electric wrenches.
  • Compact PCB Size: Optimized for space-constrained applications.
  • Power Management Circuitry: Ensures stable power regulation.
  • Low Standby Power Consumption: Improves energy efficiency and battery life.
  • Delayed Shutdown: Supports timed power-off functionality.
  • LED Status Indicators: Displays battery level, rotation speed, operating mode, and fault alerts.
  • Mass Offline Programmer Support: Compatible with batch offline programming tools.