JAJSNJ1H May   2013  – December 2021 TPS65310A-Q1

PRODUCTION DATA  

  1. 1 特長
  2. 2 アプリケーション
  3. 3 概要
  4. 4 Revision History
  5. 5 概要 (続き)
  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
    6. 7.6 SPI Timing Requirements
    7. 7.7 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 Buck Controller (Buck1)
        1. 8.3.1.1 Operating Modes
        2. 8.3.1.2 Normal Mode PWM Operation
      2. 8.3.2 Synchronous Buck Converters Buck2 And Buck3
      3. 8.3.3 BOOST Converter
      4. 8.3.4 Frequency-Hopping Spread Spectrum
      5. 8.3.5 Linear Regulator LDO
      6. 8.3.6 Gate Driver Supply
    4. 8.4 Device Functional Modes
      1. 8.4.1  RESET
      2. 8.4.2  Soft Start
      3. 8.4.3  INIT
      4. 8.4.4  TESTSTART
      5. 8.4.5  TESTSTOP
      6. 8.4.6  VTCHECK
      7. 8.4.7  RAMP
      8. 8.4.8  Power-Up Sequencing
      9. 8.4.9  Power-Down Sequencing
      10. 8.4.10 Active
      11. 8.4.11 ERROR
      12. 8.4.12 LOCKED
      13. 8.4.13 LPM0
      14. 8.4.14 Shutdown
        1. 8.4.14.1 Power-On Reset Flag
      15. 8.4.15 Wake Pin
      16. 8.4.16 IRQ Pin
      17. 8.4.17 VBAT Undervoltage Warning
      18. 8.4.18 VIN Over Or Undervoltage Protection
      19. 8.4.19 External Protection
      20. 8.4.20 Overtemperature Detection And Shutdown
      21. 8.4.21 Independent Voltage Monitoring
      22. 8.4.22 GND Loss Detection
      23. 8.4.23 Reference Voltage
      24. 8.4.24 Shutdown Comparator
      25. 8.4.25 LED And High-Side Switch Control
      26. 8.4.26 Window Watchdog
      27. 8.4.27 Timeout In Start-Up Modes
    5. 8.5 Programming
      1. 8.5.1 SPI
        1. 8.5.1.1 FSI Bit
    6. 8.6 Register Maps
      1. 8.6.1 Register Description
      2. 8.6.2 NOP0X00
        1. 8.6.2.1  SPI_SCK_FAIL 0x03
        2. 8.6.2.2  LPMO_CMD 0x11
        3. 8.6.2.3  LOCK_CMD 0x12
        4. 8.6.2.4  PWR_STAT 0x21
        5. 8.6.2.5  SYS_STAT 0x22
        6. 8.6.2.6  SPI_STAT 0x23
        7. 8.6.2.7  COMP_STAT 0x24
        8. 8.6.2.8  DEV_REV 0x2F
        9. 8.6.2.9  PWR_CONFIG 0x31
        10. 8.6.2.10 DEV_CONFIG 0x32
        11. 8.6.2.11 CLOCK_CONFIG 0x33
  9. 9 Application and Implementation
    1. 9.1 Application Information
    2. 9.2 Typical Applications
      1. 9.2.1 Buck Controller 1
        1. 9.2.1.1 Design Requirements
        2. 9.2.1.2 Detailed Design Procedure
          1. 9.2.1.2.1 Adjusting the Output Voltage for the BUCK1 Controller
          2. 9.2.1.2.2 Output Inductor, Sense Resistor and Capacitor Selection for the BUCK1 Controller
          3. 9.2.1.2.3 Compensation of the Buck Controller
          4. 9.2.1.2.4 Bootstrap Capacitor for the BUCK1 Controller
        3. 9.2.1.3 BUCK 1 Application Curve
      2. 9.2.2 Synchronous Buck Converters BUCK2 and BUCK3
        1. 9.2.2.1 Design Requirements
        2. 9.2.2.2 Detailed Design Procedure
          1. 9.2.2.2.1 Adjusting the Output Voltage for the BUCK2 and BUCK3 Converter
          2. 9.2.2.2.2 Output Inductor Selection for the BUCK2 and BUCK3 Converter
          3. 9.2.2.2.3 Compensation of the BUCK2 and BUCK3 Converters
          4. 9.2.2.2.4 Bootstrap Capacitor for the BUCK2/3 Converters
        3. 9.2.2.3 Application Curves
      3. 9.2.3 BOOST Converter
        1. 9.2.3.1 Design Requirements
        2. 9.2.3.2 Detailed Design Procedure
          1. 9.2.3.2.1 Adjusting the Output Voltage for the Boost Converter
          2. 9.2.3.2.2 Output Inductor and Capacitor Selection for the BOOST Converter
          3. 9.2.3.2.3 Compensation of the BOOST Converter
          4. 9.2.3.2.4 Output Diode for the BOOST Converter
        3. 9.2.3.3 BOOST Converter Application Curves
      4. 9.2.4 Linear Regulator
        1. 9.2.4.1 Design Requirements
        2. 9.2.4.2 Detailed Design Procedure
          1. 9.2.4.2.1 Adjusting the Output Voltage for the Linear Regulator
          2. 9.2.4.2.2 Output Capacitance for the Linear Regulator
        3. 9.2.4.3 Linear Regulator Application Curve
  10. 10Power Supply Recommendations
  11. 11Layout
    1. 11.1 Layout Guidelines
      1. 11.1.1 Buck Controller
      2. 11.1.2 Buck Converter
      3. 11.1.3 Boost Converter
      4. 11.1.4 Linear Regulator
      5. 11.1.5 Other Considerations
    2. 11.2 Layout Example
  12. 12Device and Documentation Support
    1. 12.1 Documentation Support
      1. 12.1.1 Related Documentation
    2. 12.2 Receiving Notification of Documentation Updates
    3. 12.3 サポート・リソース
    4. 12.4 Trademarks
    5. 12.5 Electrostatic Discharge Caution
    6. 12.6 Glossary
  13. 13Mechanical, Packaging, and Orderable Information

パッケージ・オプション

メカニカル・データ（パッケージ｜ピン）
サーマルパッド・メカニカル・データ
発注情報

4 Revision History

Changes from Revision G (May 2019) to Revision H (December 2021)

  • 文書全体にわたって表、図、相互参照の採番方法を更新Go
  • 文書全体で、SPI に言及している場合、従来の用語をコントローラおよびペリフェラルに変更Go
  • Shutdown comparator Reference voltage Min specification changed to 1mV from 10mVGo
  • High-side switch current limit specification for for BUCK2/3 changed: Min spec changed to 2.4A from 2.5A and max spec changed to 3.5A from 3.3AGo

Changes from Revision F (December 2018) to Revision G (May 2019)

  • Changed part number to "TPS65310ASQRWERQ1" Go

Changes from Revision E (October 2014) to Revision F (December 2018)

  • Deleted lead temperature from Absolute Maximum Ratings table Go
  • Changed the Handling Ratings table to ESD Ratings and moved the storage temperature parameter to the Absolute Maximum Ratings table Go

Changes from Revision D (July 2014) to Revision E (October 2014)

  • RWE パッケージ・オプションを追加Go
  • Added the following text to the paragraph after the Compensation Settings table in the Compensation of the BUCK2 and BUCK3 Converters section: upper resistance and effective VBUCK2/3 at higher frequencies to the Go

Changes from Revision C (January 2014) to Revision D (July 2014)

  • Added Handling Rating table, Feature Description section, Device Functional Modes, Application and Implementation section, Power Supply Recommendations section, Layout section, Device and Documentation Support section, and Mechanical, Packaging, and Orderable Information section Go

Changes from Revision B (December 2013) to Revision C (January 2014)

  • Added new IOUT = 350 mA, TJ = 150°C test condition with higher typ and max values to the VDropout parameter and changed test condition for lower typ and max values from TJ = 150°C to TJ = 125°C Go
  • Changed the min value for the VHSSC_HY parameter from 1.5 to 1 and deleted the typ (2.5) and max (3.5) valuesGo
  • Changed the max value for the tVSSENSE_BLK parameter from 20 to 35Go

Changes from Revision A (June 2013) to Revision B (November 2013)

  • Added reference to the TPS65310A-Q1 Efficiency Application Report to the TYPICAL CHARACTERISTICS condition statementGo
  • Moved the component selection portion of the Buck Controller (BUCK1) section into the Typical Applications section Go
  • Changed R1 to R3 in the Compensation of the Buck Controller sectionGo
  • Added the Adjusting the Output Voltage for the BUCK2 and BUCK3 Converter to the Detailed Design Procedure in the Synchronous Buck Converters BUCK2 and BUCK3 sectionGo
  • Changed the inductance, capacitance and FLC values from 3.3 µH, 20 µF, and 12.9 kHz to 1.5 µH, 39 µF, and 13.7 kHz (respectively) in the For example: section of the Compensation of the BOOST Converter sectionGo
  • Added the Linear Regulator application section Go

Changes from Revision * (May 2013) to Revision A (June 2013)

  • Changed VPOR rising VIN typ value from 4.1 to 4.2.Go
  • Changed VPOR_hyst values from 0.37 min, 0.5 typ, 0.63 max to 0.47 min, 0.6 typ, and 0.73 max, respectively.Go
  • Changed VDropout max value from 140 to 143.Go
  • Changed VREF_OK threshold typ and max values from 3 to 3.07 and 3.09 to 3.12, respectively. Go