SLVSJ10 December   2025 MC111

PRODUCTION DATA  

  1.   1
  2. 1 Features
  3. 2 Applications
  4. 3 Description
  5. 4 Pin Configuration and Functions
  6. 5 Specifications
    1. 5.1 Absolute Maximum Ratings
    2. 5.2 ESD Ratings Comm
    3. 5.3 Recommended Operating Conditions
    4. 5.4 Thermal Information
    5. 5.5 Electrical Characteristics
    6. 5.6 I2C Timing Requirements
    7. 5.7 Timing Diagrams
  7. 6 Detailed Description
    1. 6.1 Overview
    2. 6.2 Functional Block Diagram
    3. 6.3 Feature Description
      1. 6.3.1 Motor Control
        1. 6.3.1.1 Duty Input
        2. 6.3.1.2 Duty Curve
        3. 6.3.1.3 Motor Start, Speed Change, and Stop
        4. 6.3.1.4 Open-Loop (Duty Cycle) Control
        5. 6.3.1.5 Closed-Loop (Speed) Control
        6. 6.3.1.6 Commutation
          1. 6.3.1.6.1 Hall Sensor
            1. 6.3.1.6.1.1 Field Direction Definition
            2. 6.3.1.6.1.2 Internal Hall Latch Sensor Output
          2. 6.3.1.6.2 Hall Offset
          3. 6.3.1.6.3 Square Commutation
          4. 6.3.1.6.4 Soft Commutation
        7. 6.3.1.7 PWM Modulation Modes
      2. 6.3.2 Protections
        1. 6.3.2.1 Locked Rotor Protection
        2. 6.3.2.2 Current Limit
        3. 6.3.2.3 Overcurrent Protection (OCP)
        4. 6.3.2.4 VM Undervoltage Lockout (UVLO)
        5. 6.3.2.5 VM Over Voltage Protection (OVP)
        6. 6.3.2.6 Thermal Shutdown (TSD)
        7. 6.3.2.7 Integrated Supply (VM) Clamp
    4. 6.4 Device Functional Modes
      1. 6.4.1 Active Mode
      2. 6.4.2 Sleep and Standby Mode
      3. 6.4.3 Fault Mode
      4. 6.4.4 Test Mode and One-Time Programmable Memory
    5. 6.5 Programming
      1. 6.5.1 I2C Communication
        1. 6.5.1.1 I2C Read
        2. 6.5.1.2 I2C Write
  8. 7 Register Map
    1. 7.1 USR_OTP Registers
    2. 7.2 USR_TM Registers
  9. 8 Application and Implementation
    1. 8.1 Application Information
      1. 8.1.1 External Components
    2. 8.2 Typical Application
      1. 8.2.1 Design Requirements
      2. 8.2.2 Detailed Design Procedure
      3. 8.2.3 Application Curves
    3. 8.3 Power Supply Recommendations
      1. 8.3.1 Bulk Capacitance
    4. 8.4 Layout
      1. 8.4.1 Layout Guidelines
      2. 8.4.2 Layout Example
  10. 9 Device and Documentation Support
    1. 9.1 Device Support
    2. 9.2 Documentation Support
      1. 9.2.1 Related Documentation
    3. 9.3 Receiving Notification of Documentation Updates
    4. 9.4 Support Resources
    5. 9.5 Trademarks
    6. 9.6 Electrostatic Discharge Caution
    7. 9.7 Glossary
  11. 10Revision History

封装选项

机械数据 (封装 | 引脚)
  • DYM|6
散热焊盘机械数据 (封装 | 引脚)

1 Features

  • N-channel H-bridge driver with internal Hall sensor
  • RDS(ON): 850mΩ (HS+LS)
  • Current rating
    • Configurable current limit up to 1.21A
    • 0.6A rms (TA = 85oC, RθJA = 100oC/W)
  • Integrated supply (VM) clamp
  • Configurable speed curve and starting duty cycle
  • Commutation schemes: square or soft (up to 90o)
    • Square: maximum torque/speed
    • Soft: optimized speed and acoustics
  • Configurable speed reference input: PWM or DC
    • Input PWM frequency range: 20 Hz to 90 kHz
    • Input DC voltage range: (0-3)V
  • Configurable output PWM frequency: 25 or 50kHz
  • Closed loop speed control accuracy: ±3%
  • PWM dithering to reduce EMI
  • Configurable soft start time
  • Configurable hall offset angle and time
  • Speed output with 0.5x, 1x, 2/3x, or 2x multipliers
  • Rotor lock detection output (RD)
  • Configurable PWM modes
    • Synchronous, asynchronous and hybrid
  • Auto-demag for high efficiency across speed
  • One-time programming (2 pages) over I2C
  • Protection features
    • Overcurrent protection for short between VM/GND and OUTx
    • Locked rotor protection (LRP) with auto-restart
    • VM undervoltage lockout (UVLO)
    • VM overvoltage protection (OVP)
    • Thermal shutdown (TSD)
    • Configurable fault retry time
  • Functional features (Opeartion continues)
    • when short between FG/RD and GND
    • 100% input during short between PWM/DC and VM