ZHCSDA8E January   2015  – May 2018 DRV10975

PRODUCTION DATA.  

  1. 1 特性
  2. 2 应用
  3. 3 说明
    1.     应用原理图
  4. 4 修订历史记录
  5. 5 说明 （续）
  6. 6 Pin Configuration and Functions
    1.     Pin Functions
  7. 7 Specifications
    1. 7.1 Absolute Maximum Ratings
    2. 7.2 ESD Ratings
    3. 7.3 Recommended Operating Conditions
    4. 7.4 Thermal Information
    5. 7.5 Electrical Characteristics
    6. 7.6 Typical Characteristics
  8. 8 Detailed Description
    1. 8.1 Overview
    2. 8.2 Functional Block Diagram
    3. 8.3 Feature Description
      1. 8.3.1 Regulators
        1. 8.3.1.1 Step-Down Regulator
        2. 8.3.1.2 3.3-V and 1.8-V LDO
      2. 8.3.2 Protection Circuits
        1. 8.3.2.1 Thermal Shutdown
        2. 8.3.2.2 Undervoltage Lockout (UVLO)
        3. 8.3.2.3 Overcurrent Protection (OCP)
        4. 8.3.2.4 Lock
      3. 8.3.3 Motor Speed Control
      4. 8.3.4 Sleep or Standby Condition
      5. 8.3.5 Non-Volatile Memory
    4. 8.4 Device Functional Modes
      1. 8.4.1  Motor Parameters
        1. 8.4.1.1 Motor Phase Resistance
        2. 8.4.1.2 BEMF Constant
      2. 8.4.2  Starting the Motor Under Different Initial Conditions
        1. 8.4.2.1 Case 1 – Motor Is Stationary
        2. 8.4.2.2 Case 2 – Motor Is Spinning in the Forward Direction
        3. 8.4.2.3 Case 3 – Motor Is Spinning in the Reverse Direction
      3. 8.4.3  Motor Start Sequence
        1. 8.4.3.1 ISD
        2. 8.4.3.2 Motor Resynchronization
        3. 8.4.3.3 Reverse Drive
        4. 8.4.3.4 Motor Brake
        5. 8.4.3.5 Motor Initialization
          1. 8.4.3.5.1 Align
          2. 8.4.3.5.2 Initial Position Detect (IPD)
            1. 8.4.3.5.2.1 IPD Operation
            2. 8.4.3.5.2.2 IPD Release Mode
            3. 8.4.3.5.2.3 IPD Advance Angle
          3. 8.4.3.5.3 Motor Start
        6. 8.4.3.6 Start-Up Timing
      4. 8.4.4  Start-Up Current Setting
        1. 8.4.4.1 Start-Up Current Ramp-Up
      5. 8.4.5  Closed Loop
        1. 8.4.5.1 Half Cycle Control and Full Cycle Control
        2. 8.4.5.2 Analog Mode Speed Control
        3. 8.4.5.3 Digital PWM Input Mode Speed Control
        4. 8.4.5.4 I2C Mode Speed Control
        5. 8.4.5.5 Closed Loop Accelerate
        6. 8.4.5.6 Control Coefficient
        7. 8.4.5.7 Commutation Control Advance Angle
      6. 8.4.6  Current Limit
        1. 8.4.6.1 Acceleration Current Limit
      7. 8.4.7  Lock Detect and Fault Handling
        1. 8.4.7.1 Lock0: Lock Detection Current Limit Triggered
        2. 8.4.7.2 Lock1: Abnormal Speed
        3. 8.4.7.3 Lock2: Abnormal Kt
        4. 8.4.7.4 Lock3 (Fault3): No Motor Fault
        5. 8.4.7.5 Lock4: Open Loop Motor Stuck Lock
        6. 8.4.7.6 Lock5: Closed Loop Motor Stuck Lock
      8. 8.4.8  AVS Function
        1. 8.4.8.1 Mechanical AVS Function
      9. 8.4.9  PWM Output
      10. 8.4.10 FG Customized Configuration
        1. 8.4.10.1 FG Output Frequency
        2. 8.4.10.2 FG Open-Loop and Lock Behavior
      11. 8.4.11 Diagnostics and Visibility
        1. 8.4.11.1 Motor Status Readback
        2. 8.4.11.2 Motor Speed Readback
          1. 8.4.11.2.1 Two-Byte Register Readback
        3. 8.4.11.3 Motor Electrical Period Readback
        4. 8.4.11.4 BEMF Constant Readback
        5. 8.4.11.5 Motor Estimated Position by IPD
        6. 8.4.11.6 Supply Voltage Readback
        7. 8.4.11.7 Speed Command Readback
        8. 8.4.11.8 Speed Command Buffer Readback
        9. 8.4.11.9 Fault Diagnostics
    5. 8.5 Register Maps
      1. 8.5.1 I2C Serial Interface
      2. 8.5.2 Register Map
      3. 8.5.3 Register Definition
        1. Table 9. Register Description
  9. 9 Application and Implementation
    1. 9.1 Application Information
    2. 9.2 Typical Application
      1. 9.2.1 Design Requirements
      2. 9.2.2 Detailed Design Procedure
      3. 9.2.3 Application Curves
  10. 10Power Supply Recommendations
  11. 11Layout
    1. 11.1 Layout Guidelines
    2. 11.2 Layout Example
  12. 12器件和文档支持
    1. 12.1 器件支持
      1. 12.1.1 第三方米6体育平台手机版_好二三四免责声明
    2. 12.2 文档支持
      1. 12.2.1 相关文档
    3. 12.3 商标
    4. 12.4 静电放电警告
    5. 12.5 接收文档更新通知
    6. 12.6 社区资源
    7. 12.7 术语表
  13. 13机械、封装和可订购信息

封装选项

机械数据 (封装 | 引脚)
散热焊盘机械数据 (封装 | 引脚)
订购信息

4 修订历史记录

Changes from D Revision (March 2018) to E Revision

  • 删除了器件信息 表中两个器件的 VFQN 封装的“预告信息”Go
  • Deleted the ADVANCE INFORMATION notation from the pinout drawing of the RHF packageGo
  • Deleted the ADVANCE INFORMATION table note from the Pin Functions tableGo
  • Changed ESD rating for RHF (VQFN) to match PWP (HTSSOP) packageGo
  • Deleted "Advance Info." from the RHF (VQFN) column of the Thermal Information tableGo
  • Changed time taken to drive motor after exiting from sleep mode from microseconds to millisecondsGo
  • Changed text from BRKDontThr[2:0] to BRKDoneThr[2:0] to match actual register nameGo
  • Changed the caption for Figure 42Go
  • Added a layout diagram for the VQFN packageGo

Changes from C Revision (February 2018) to D Revision

  • 在器件信息 表中添加了新的封装Go
  • Added pin configuration diagram for RHF packageGo
  • Added pin number information for RHF package to the Pin Functions table Go
  • Added ESD ratings for the RHF (VQFN) package Go
  • Added a column to the Thermal Information table for the RHF packageGo
  • Added timing information for entering and exiting sleep mode and standby modeGo

Changes from B Revision (December 2017) to C Revision

  • Added BEMF COMPARATOR hysteresis specificationGo
  • Updated Start the Motor Under Different Initial Conditions figureGo
  • Changed the default value for register address 0x27 from 0xFC to 0xF4 in the Default EEPROM Value tableGo
  • Deleted the "TI recommends..." sentence from the description for address 0x27, bit 3Go
  • Added constraints to recommended external inductorGo

Changes from A Revision (March 2017) to B Revision

  • 在特性中指定驱动电流为持续绕组电流Go
  • Changed the rDS(on) maximum value from 1 Ω to 0.4 Ω and added typical value in the Electrical Characteristics tableGo
  • Added the internal SPEED pin pulldown resistance to ground parameter to the Electrical Characteristics tableGo
  • Changed the Step-Down Regulator sectionGo
  • Updated the Motor Phase Resistance sectionGo
  • Deleted the Inductive AVS Function sectionGo
  • Changed the default value for register address 0x29 from 0xB7 to 0xB8 in the Default EEPROM Value tableGo
  • Added application information for the sleep mode device Go

Changes from * Revision (January 2015) to A Revision

  • Added 在米6体育平台手机版_好二三四说明书标题和器件信息 表中添加了 DRV10975Z 部件号Go
  • Corrected the link to the DRV10983 and DRV10975 Tuning GuideGo
  • Added text to the PWM Output sectionGo
  • Changed Figure 36Go
  • Changed "FGOLSet[1:0]" to "FGOLsel[1:0]" in Register Map address 0x2BGo
  • Changed Supply Voltage regiser descriptionGo
  • Added recommended minimum dead time to SysOpt7 registerGo
  • Added External Components table Go
  • Changed the link to the DRV10983 and DRV10975 Tuning GuideGo
  • Changed the layout exampleGo
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