ZHCSEG2 December   2015 TPIC2040

PRODUCTION DATA.  

  1. 1 特性
  2. 2 应用
  3. 3 说明
  4. 4 修订历史记录
  5. 5 说明（续）
  6. 6 Pin Configuration and 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 - Common Part
    6. 7.6  Electrical Characteristics - Charge Pump
    7. 7.7  Electrical Characteristics - LDO Pre Driver Part
    8. 7.8  Electrical Characteristics - Spindle Motor Driver Part
    9. 7.9  Electrical Characteristics - Sled Motor Driver Part
    10. 7.10 Electrical Characteristics - Focus/ Tilt/Tracking/Driver Part
    11. 7.11 Electrical Characteristics - Load Driver Part
    12. 7.12 Electrical Characteristics - Current Switch Part
    13. 7.13 Electrical Characteristics - Actuator Protection
    14. 7.14 Electrical Characteristics - Serial Port Voltage Levels
    15. 7.15 Serial Port I/F Write Timing Requirements
    16. 7.16 Serial I/F Read Timing Requirements
    17. 7.17 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 Protect Function
        1. 8.3.1.1 Undervoltage Lockout (UVLO)
        2. 8.3.1.2 Overvoltage Protection (OVP)
        3. 8.3.1.3 Overcurrent Protection (OCP)
          1. 8.3.1.3.1 OCP for Load Driver
          2. 8.3.1.3.2 OCP for CSW
        4. 8.3.1.4 Thermal Protection (TSD)
        5. 8.3.1.5 Actuator Temperature Protection (ACTTIMER)
    4. 8.4 Device Functional Modes
      1. 8.4.1 Power-on Reset (POR)
        1. 8.4.1.1 Power-Up Sequences
        2. 8.4.1.2 XRESET
      2. 8.4.2 XMUTE
    5. 8.5 Programming
      1. 8.5.1 Serial Port Functional Description
      2. 8.5.2 Write Operation
      3. 8.5.3 Read Operation
      4. 8.5.4 Write and Read Operation
    6. 8.6 Register Maps
      1. 8.6.1 Register State Transition
      2. 8.6.2 DAC Register (12-Bit Write Only)
      3. 8.6.3 Control Register
      4. 8.6.4 Detailed Description of Registers
        1. 8.6.4.1  REG01 12bit DAC for Tilt (VDAC_MAPSW = 0)
        2. 8.6.4.2  REG02 12bit DAC for Focus (VDAC_MAPSW = 0)
        3. 8.6.4.3  REG03 12bit DAC for Tracking (VDAC_MAPSW = 0)
        4. 8.6.4.4  REG04 10bit DAC for Sled1 (VDAC_MAPSW = 0)
        5. 8.6.4.5  REG05 10bit DAC for Sled2 (VDAC_MAPSW = 0)
        6. 8.6.4.6  REG08 12bit DAC for Spindle (VDAC_MAPSW = 0)
        7. 8.6.4.7  REG09 12bit DAC for Load (VDAC_MAPSW = 0)
        8. 8.6.4.8  REG6A 8-Bit Control Register for CSW_OCP (REG6A)
        9. 8.6.4.9  REG6C 8-Bit Control Register for Parm1 (REG6C)
        10. 8.6.4.10 REG6F 8-Bit Control Register for MonitorSet (REG6F)
        11. 8.6.4.11 REG70 8-Bit Control Register for DriverEna (REG70)
        12. 8.6.4.12 REG71 8-Bit Control Register for FuncEna (REG71)
        13. 8.6.4.13 REG72 8-Bit Control Register for ACTCfg (REG72)
        14. 8.6.4.14 REG73 8-Bit Control Register for Parm0 (REG73)
        15. 8.6.4.15 REG74 8-Bit Control Register for OptSet (REG74)
        16. 8.6.4.16 REG75 8-Bit Control Register for TSD_TUP (REG75)
        17. 8.6.4.17 REG76 8-Bit Control Register for WriteEna (REG76)
        18. 8.6.4.18 REG77 8-Bit Control Register for ClrReg (REG77)
        19. 8.6.4.19 REG78 8-Bit Control Register for ActTemp (REG78)
        20. 8.6.4.20 REG79 8-Bit Control Register for UVLOMon (REG79)
        21. 8.6.4.21 REG7A 8-Bit Control Register for TsdMon (REG7A)
        22. 8.6.4.22 REG7B 8-Bit Control Register for ProtMon (REG7B)
        23. 8.6.4.23 REG7E 8-Bit Control Register for Version (REG7E)
        24. 8.6.4.24 REG7F 8-Bit Control Register for Status (REG7F)
  9. 9 Application and Implementation
    1. 9.1 Application Information
      1. 9.1.1  DAC Type
      2. 9.1.2  Example of 12-Bit DAC Sampling Rate for FCS/TRK/TLT
      3. 9.1.3  Digital Input Coding
      4. 9.1.4  Example Timing of Target Control System
      5. 9.1.5  Spindle Motor Driver Part
        1. 9.1.5.1 Spindle PWM Control
        2. 9.1.5.2 Auto Short Brake Function
        3. 9.1.5.3 Spindle Low-Speed Mode
        4. 9.1.5.4 Spindle Driver Current Limit Circuit
      6. 9.1.6  Sled Driver Part
        1. 9.1.6.1 Sled Channel Input versus Output PWM Duty
        2. 9.1.6.2 Sled End Detect Function
      7. 9.1.7  Load Driver Part
      8. 9.1.8  Focus/Track/Tilt Driver Part
        1. 9.1.8.1 Differential Tilt Mode
      9. 9.1.9  9-V LDO
      10. 9.1.10 Monitor Signal on GPOUT
    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 Third-Party Products Disclaimer
    2. 12.2 社区资源
    3. 12.3 商标
    4. 12.4 静电放电警告
    5. 12.5 Glossary
  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

5 说明（续）

由于所有通道的输出级均在高效的 PWM 驱动下工作，因此可通过 PWM 控制实现低功率运行。可以对聚焦/跟踪/倾斜执行器驱动器进行无死区控制。此外，该器件还内置有主轴部件输出电流限制电路、热关断电路、滑动结束位置检测电路、执行器保护和电源复位电路。