SLIS172 December   2015 TPIC2040

PRODUCTION DATA.  

  1. 1 Features
  2. 2 Applications
  3. 3 Description
  4. 4 Revision History
  5. 5 Description (continued)
  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. 12Device and Documentation Support
    1. 12.1 Device Support
      1. 12.1.1 Third-Party Products Disclaimer
    2. 12.2 Community Resources
    3. 12.3 Trademarks
    4. 12.4 Electrostatic Discharge Caution
    5. 12.5 Glossary
  13. 13Mechanical, Packaging, and Orderable Information

Package Options

Mechanical Data (Package|Pins)
Thermal pad, mechanical data (Package|Pins)
Orderable Information

12 Device and Documentation Support

12.1 Device Support

12.1.1 Third-Party Products Disclaimer

TI'S PUBLICATION OF INFORMATION REGARDING THIRD-PARTY PRODUCTS OR SERVICES DOES NOT CONSTITUTE AN ENDORSEMENT REGARDING THE SUITABILITY OF SUCH PRODUCTS OR SERVICES OR A WARRANTY, REPRESENTATION OR ENDORSEMENT OF SUCH PRODUCTS OR SERVICES, EITHER ALONE OR IN COMBINATION WITH ANY TI PRODUCT OR SERVICE.

12.2 Community Resources

The following links connect to TI community resources. Linked contents are provided "AS IS" by the respective contributors. They do not constitute TI specifications and do not necessarily reflect TI's views; see TI's Terms of Use.

    TI E2E™ Online Community TI's Engineer-to-Engineer (E2E) Community. Created to foster collaboration among engineers. At e2e.ti.com, you can ask questions, share knowledge, explore ideas and help solve problems with fellow engineers.
    Design Support TI's Design Support Quickly find helpful E2E forums along with design support tools and contact information for technical support.

12.3 Trademarks

E2E is a trademark of Texas Instruments.

All other trademarks are the property of their respective owners.

12.4 Electrostatic Discharge Caution

esds-image

These devices have limited built-in ESD protection. The leads should be shorted together or the device placed in conductive foam during storage or handling to prevent electrostatic damage to the MOS gates.

12.5 Glossary

SLYZ022 — TI Glossary.

This glossary lists and explains terms, acronyms, and definitions.