ZHCSCI5B May   2014  – July 2016 TPS544B20 , TPS544C20

PRODUCTION DATA.  

  1. 1 特性
  2. 2 应用范围
  3. 3 说明
  4. 4 修订历史记录
  5. 5 Device Comparison Table
  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 Switching Characteristics
    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  Turn-On and Turn-Off Delay and Sequencing
      2. 8.3.2  Pre-Biased Output Start-Up
      3. 8.3.3  Voltage Reference
      4. 8.3.4  Differential Remote Sense and Output Voltage Setting
      5. 8.3.5  PMBus Output Voltage Adjustment
      6. 8.3.6  Switching Frequency
      7. 8.3.7  Soft-Start
      8. 8.3.8  Linear Regulators BP3 and BP6
      9. 8.3.9  External Bypass (BPEXT)
      10. 8.3.10 Current Monitoring and Low-Side MOSFET Overcurrent Protection
      11. 8.3.11 High-Side MOSFET Short-Circuit Protection
      12. 8.3.12 Over-Temperature Protection
      13. 8.3.13 Input Undervoltage Lockout (UVLO)
      14. 8.3.14 Output Overvoltage and Undervoltage Protection
      15. 8.3.15 Fault Protection Responses
      16. 8.3.16 PMBus General Description
      17. 8.3.17 PMBus Address
      18. 8.3.18 PMBus Connections
      19. 8.3.19 Auto ARA (Alert Response Address) Response
    4. 8.4 Device Functional Modes
      1. 8.4.1 Continuous Conduction Mode
      2. 8.4.2 Operation with Internal BP6 Regulator
      3. 8.4.3 Operation with BP External
      4. 8.4.4 Operation with CNTL Signal Control
      5. 8.4.5 Operation with OPERATION Control
      6. 8.4.6 Operation with CNTL and OPERATION Control
      7. 8.4.7 Operation with Output Margining
    5. 8.5 Programming
      1. 8.5.1 Supported PMBus Commands
    6. 8.6 Register Maps
      1. 8.6.1  OPERATION (01h)
        1. 8.6.1.1 On
        2. 8.6.1.2 Margin
      2. 8.6.2  ON_OFF_CONFIG (02h)
        1. 8.6.2.1 pu
        2. 8.6.2.2 cmd
        3. 8.6.2.3 cpr
        4. 8.6.2.4 pol
        5. 8.6.2.5 cpa
      3. 8.6.3  CLEAR_FAULTS (03h)
      4. 8.6.4  WRITE_PROTECT (10h)
        1. 8.6.4.1 bit5
        2. 8.6.4.2 bit6
        3. 8.6.4.3 bit7
      5. 8.6.5  STORE_USER_ALL (15h)
      6. 8.6.6  RESTORE_USER_ALL (16h)
      7. 8.6.7  CAPABILITY (19h)
      8. 8.6.8  VOUT_MODE (20h)
        1. 8.6.8.1 Mode:
        2. 8.6.8.2 Exponent
      9. 8.6.9  VIN_ON (35h)
        1. 8.6.9.1 Exponent
        2. 8.6.9.2 Mantissa
      10. 8.6.10 VIN_OFF (36h)
        1. 8.6.10.1 Exponent
        2. 8.6.10.2 Mantissa
      11. 8.6.11 IOUT_CAL_OFFSET (39h)
        1. 8.6.11.1 Exponent
        2. 8.6.11.2 Mantissa
      12. 8.6.12 IOUT_OC_FAULT_LIMIT (46h)
        1. 8.6.12.1 Exponent
        2. 8.6.12.2 Mantissa
      13. 8.6.13 IOUT_OC_FAULT_RESPONSE (47h)
        1. 8.6.13.1 RS[2:0]
      14. 8.6.14 IOUT_OC_WARN_LIMIT (4Ah)
        1. 8.6.14.1 Exponent
        2. 8.6.14.2 Mantissa
      15. 8.6.15 OT_FAULT_LIMIT (4Fh)
        1. 8.6.15.1 Exponent
        2. 8.6.15.2 Mantissa
      16. 8.6.16 OT_WARN_LIMIT (51h)
        1. 8.6.16.1 Exponent
        2. 8.6.16.2 Mantissa
      17. 8.6.17 TON_RISE (61h)
        1. 8.6.17.1 Exponent
        2. 8.6.17.2 Mantissa
      18. 8.6.18 STATUS_BYTE (78h)
      19. 8.6.19 STATUS_WORD (79h)
      20. 8.6.20 STATUS_VOUT (7Ah)
      21. 8.6.21 STATUS_IOUT (7Bh)
      22. 8.6.22 STATUS_TEMPERATURE (7Dh)
      23. 8.6.23 STATUS_CML (7Eh)
      24. 8.6.24 STATUS_MFR_SPECIFIC (80h)
      25. 8.6.25 READ_VOUT (8Bh)
      26. 8.6.26 READ_IOUT (8Ch)
        1. 8.6.26.1 Exponent
        2. 8.6.26.2 Mantissa
      27. 8.6.27 READ_TEMPERATURE_2 (8Eh)
        1. 8.6.27.1 Exponent
        2. 8.6.27.2 Mantissa
      28. 8.6.28 PMBUS_REVISION (98h)
      29. 8.6.29 MFR_SPECIFIC_00 (D0h)
      30. 8.6.30 VREF_TRIM (MFR_SPECIFIC_04) (D4h)
      31. 8.6.31 STEP_VREF_MARGIN_HIGH (MFR_SPECIFIC_05) (D5h)
      32. 8.6.32 STEP_VREF_MARGIN_LOW (MFR_SPECIFIC_06) (D6h)
      33. 8.6.33 PCT_VOUT_FAULT_PG_LIMIT (MFR_SPECIFIC_07) (D7h)
      34. 8.6.34 SEQUENCE_TON_TOFF_DELAY (MFR_SPECIFIC_08) (D8h)
      35. 8.6.35 OPTIONS (MFR_SPECIFIC_21) (E5h)
      36. 8.6.36 MASK_SMBALERT (MFR_SPECIFIC_23) (E7h)
        1. 8.6.36.1  mOTFI
        2. 8.6.36.2  mPRTCL
        3. 8.6.36.3  mSMBTO
        4. 8.6.36.4  mIVC
        5. 8.6.36.5  mIVD
        6. 8.6.36.6  mPEC
        7. 8.6.36.7  mMEM
        8. 8.6.36.8  Auto_ARA
        9. 8.6.36.9  mOTF
        10. 8.6.36.10 mOTW
        11. 8.6.36.11 mOCF
        12. 8.6.36.12 mOCW
        13. 8.6.36.13 mOVF
        14. 8.6.36.14 mUVF
        15. 8.6.36.15 mPGOOD
        16. 8.6.36.16 mVIN_UV
      37. 8.6.37 DEVICE_CODE (MFR_SPECIFIC_44) (FCh)
  9. 9 Applications 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
        1. 9.2.2.1  Switching Frequency Selection
        2. 9.2.2.2  Inductor Selection
        3. 9.2.2.3  Output Capacitor Selection
          1. 9.2.2.3.1 Response to a Load Transition
          2. 9.2.2.3.2 Output Voltage Ripple
        4. 9.2.2.4  D-CAP Mode and D-CAP2 Mode Stability
        5. 9.2.2.5  Input Capacitor Selection
        6. 9.2.2.6  Bootstrap Capacitor and Resistor Selection
        7. 9.2.2.7  BP6, BP3 and BPEXT
        8. 9.2.2.8  R-C Snubber and VIN Pin High-Frequency Bypass
        9. 9.2.2.9  Temperature Sensor
        10. 9.2.2.10 Key PMBus Parameter Selection
          1. 9.2.2.10.1 Enable, UVLO and Sequencing
          2. 9.2.2.10.2 Soft-Start Time
          3. 9.2.2.10.3 Overcurrent Threshold and Response
          4. 9.2.2.10.4 Power Good, Output Overvoltage and Undervoltage Protection
        11. 9.2.2.11 Output Voltage Setting and Frequency Compensation Selection
      3. 9.2.3 Application Curves
  10. 10Power Supply Recommendations
  11. 11Layout
    1. 11.1 Layout Guidelines
    2. 11.2 Layout Example
      1. 11.2.1 Mounting and Thermal Profile Recommendation
  12. 12器件和文档支持
    1. 12.1 器件支持
      1. 12.1.1 开发支持
        1. 12.1.1.1 米6体育平台手机版_好二三四 (TI) Fusion Digital Power设计人员
      2. 12.1.2 器件命名规则
    2. 12.2 相关链接
    3. 12.3 商标
    4. 12.4 接收文档更新通知
    5. 12.5 社区资源
    6. 12.6 静电放电警告
    7. 12.7 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

13 机械、封装和可订购信息

以下页中包括机械封装、封装和可订购信息。这些信息是针对指定器件可提供的最新数据。这些数据会在无通知且不对本文档进行修订的情况下发生改变。欲获得该数据表的浏览器版本，请查阅左侧的导航栏。
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