JAJSGR0F December   2010  – December 2018 TPS51916

PRODUCTION DATA.  

  1. 特長
  2. アプリケーション
  3. 概要
    1.     アプリケーション概略
  4. 改訂履歴
  5. 概要(続き)
  6. Pin Configuration and Functions
    1.     Pin Functions
  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. Detailed Description
    1. 8.1 Overview
    2. 8.2 Functional Block Diagram
    3. 8.3 Feature Description
      1. 8.3.1  VDDQ Switch Mode Power Supply Control
      2. 8.3.2  VREF and REFIN, VDDQ Output Voltage
      3. 8.3.3  Soft-Start and Powergood
      4. 8.3.4  Power State Control
      5. 8.3.5  Discharge Control
      6. 8.3.6  VTT and VTTREF
      7. 8.3.7  VDDQ Overvoltage and Undervoltage Protection
      8. 8.3.8  VDDQ Out-of-Bound Operation
      9. 8.3.9  VDDQ Overcurrent Protection
      10. 8.3.10 VTT Overcurrent Protection
      11. 8.3.11 V5IN Undervoltage Lockout Protection
      12. 8.3.12 Thermal Shutdown
    4. 8.4 Device Functional Modes
      1. 8.4.1 MODE Pin Configuration
      2. 8.4.2 D-CAP™ Mode
    5. 8.5 D-CAP2™ Mode Operation
  9. Application and Implementation
    1. 9.1 Application Information
      1. 9.1.1 DDR3, D-CAP™ 400-kHz Application with Tracking Discharge
        1. 9.1.1.1 Design Requirements
        2. 9.1.1.2 Detailed Design Procedure
          1. 9.1.1.2.1 1. Determine the value of R1 AND R2
          2. 9.1.1.2.2 2. Choose the inductor
          3. 9.1.1.2.3 3. Choose the OCL setting resistance, RTRIP
          4. 9.1.1.2.4 Choose the output capacitors
        3. 9.1.1.3 Application Curves
      2. 9.1.2 DDR3, DCAP-2 500-kHz Application, with Tracking Discharge
        1. 9.1.2.1 Design Requirements
        2. 9.1.2.2 Detailed Design Procedure
          1. 9.1.2.2.1 Select Mode and Switching Frequency
          2. 9.1.2.2.2 Determine output capacitance
        3. 9.1.2.3 Application Curves
  10. 10Power Supply Recommendations
  11. 11Layout
    1. 11.1 Layout Guidelines
    2. 11.2 Layout Example
  12. 12デバイスおよびドキュメントのサポート
    1. 12.1 ドキュメントの更新通知を受け取る方法
    2. 12.2 コミュニティ・リソース
    3. 12.3 商標
    4. 12.4 静電気放電に関する注意事項
    5. 12.5 Glossary
  13. 13メカニカル、パッケージ、および注文情報

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

Typical Characteristics

TPS51916 v5in_tj_lusab9.pngFigure 1. V5IN Supply Current vs Junction Temperature
TPS51916 vldoin_tj_lusab9.pngFigure 3. VLDOIN Supply Current vs Junction Temperature
TPS51916 uvpovp_tj_lusab9.pngFigure 5. OVP/UVP Threshold vs Junction Temperature
TPS51916 vtt_tj_lusab9.pngFigure 7. VTT Discharge Current vs Junction Temperature
TPS51916 fsw_vin2_lusab9.pngFigure 9. Switching Frequency vs Input Voltage
TPS51916 fsw_vin4_lusae1.pngFigure 11. Switching Frequency vs Input Voltage
TPS51916 fsw_ivddq2_lusab9.pngFigure 13. Switching Frequency vs Load Current
TPS51916 fsw_ivddq4_lusae1.pngFigure 15. Switching Frequency vs Load Current
TPS51916 linereg_lusab9.pngFigure 17. Line Regulation
TPS51916 vttrefload135_lusab9.pngFigure 19. VTTREF Load Regulation
TPS51916 vttload15_lusae1.pngFigure 21. VTT Load Regulation
TPS51916 vttload12_lusae1.pngFigure 23. VTT Load Regulation
TPS51916 wave1_lusab9.pngFigure 25. 1.5-V Load Transient Response
TPS51916 wave3_lusab9.pngFigure 27. 1.5-V Startup Waveforms
TPS51916 wave5_lusab9.pngFigure 29. 1.5-V Soft-Stop Waveforms (Tracking Discharge)
TPS51916 vddq_bode_lusae1.pngFigure 31. VDDQ Bode Plot
TPS51916 bodeplus1a_lusab9.pngFigure 33. VTT Bode Plot (Source)
TPS51916 v5insd_tj_lusab9.pngFigure 2. V5IN Shutdown Current vs Junction Temperature
TPS51916 trip_tj_lusab9.pngFigure 4. Current Sense Current vs Junction Temperature
TPS51916 vddqsns_tj_lusab9.pngFigure 6. VDDQSNS Discharge Current vs Junction Temperature
TPS51916 fsw_vin1_lusab9.pngFigure 8. Switching Frequency vs Input Voltage
TPS51916 fsw_vin3_lusae1.pngFigure 10. Switching Frequency vs Input Voltage
TPS51916 fsw_ivddq1_lusab9.pngFigure 12. Switching Frequency vs Load Current
TPS51916 fsw_ivddq3_lusae1.pngFigure 14. Switching Frequency vs Load Current
TPS51916 loadreg_lusab9.pngFigure 16. Load Regulation
TPS51916 vttregload15_lusab9.pngFigure 18. VTTREF Load Regulation
TPS51916 vttrefload12_lusab9.pngFigure 20. VTTREF Load Regulation
TPS51916 vttload135_lusae1.pngFigure 22. VTT Load Regulation
TPS51916 eff_vddqout_lusab9.pngFigure 24. Efficiency
TPS51916 wave2_lusab9.pngFigure 26. VTT Load Transient Response
TPS51916 wave4_lusab9.pngFigure 28. 1.5-V Startup Waveforms (0.5-V Pre-Biased)
TPS51916 wave6_lusab9.pngFigure 30. 1.5-V Soft-Stop Waveforms (Non-Tracking Discharge)
TPS51916 bodeminus1a_lusab9.pngFigure 32. VTT Bode Plot (Sink)