JAJS364F May   2009  – May 2017 TPS54620

PRODUCTION DATA.  

  1. 1 特長
  2. 2 アプリケーション
  3. 3 概要
  4. 4 改訂履歴
  5. 5 Pin Configurations and Functions
  6. 6 Specifications
    1. 6.1 Absolute Maximum Ratings
    2. 6.2 ESD Ratings
    3. 6.3 Recommended Operating Conditions
    4. 6.4 Thermal Information
    5. 6.5 Electrical Characteristics
    6. 6.6 Typical Characteristics
  7. 7 Detailed Description
    1. 7.1 Overview
    2. 7.2 Functional Block Diagram
    3. 7.3 Feature Description
      1. 7.3.1  Fixed Frequency PWM Control
      2. 7.3.2  Continuous Current Mode Operation (CCM)
      3. 7.3.3  VIN and Power VIN Pins (VIN and PVIN)
      4. 7.3.4  Voltage Reference
      5. 7.3.5  Adjusting the Output Voltage
      6. 7.3.6  Safe Start-Up into Prebiased Outputs
      7. 7.3.7  Error Amplifier
      8. 7.3.8  Slope Compensation
      9. 7.3.9  Enable and Adjusting Undervoltage Lockout
      10. 7.3.10 Adjustable Switching Frequency and Synchronization (RT/CLK)
      11. 7.3.11 Slow Start (SS/TR)
      12. 7.3.12 Power Good (PWRGD)
      13. 7.3.13 Output Overvoltage Protection (OVP)
      14. 7.3.14 Overcurrent Protection
        1. 7.3.14.1 High-Side MOSFET Overcurrent Protection
        2. 7.3.14.2 Low-Side MOSFET Overcurrent Protection
      15. 7.3.15 Thermal Shutdown
      16. 7.3.16 Small Signal Model for Loop Response
      17. 7.3.17 Simple Small Signal Model for Peak Current Mode Control
      18. 7.3.18 Small Signal Model for Frequency Compensation
    4. 7.4 Device Functional Modes
      1. 7.4.1 Adjustable Switching Frequency (RT Mode)
      2. 7.4.2 Synchronization (CLK Mode)
      3. 7.4.3 Bootstrap Voltage (BOOT) and Low-Dropout Operation
      4. 7.4.4 Sequencing (SS/TR)
  8. 8 Application and Implementation
    1. 8.1 Application Information
    2. 8.2 Typical Application
      1. 8.2.1 Design Requirements
      2. 8.2.2 Detailed Design Procedures
        1. 8.2.2.1  Custom Design With WEBENCH Tools
        2. 8.2.2.2  Operating Frequency
        3. 8.2.2.3  Output Inductor Selection
        4. 8.2.2.4  Output Capacitor Selection
        5. 8.2.2.5  Input Capacitor Selection
        6. 8.2.2.6  Slow-Start Capacitor Selection
        7. 8.2.2.7  Bootstrap Capacitor Selection
        8. 8.2.2.8  Undervoltage Lockout Set Point
        9. 8.2.2.9  Output Voltage Feedback Resistor Selection
          1. 8.2.2.9.1 Minimum Output Voltage
        10. 8.2.2.10 Compensation Component Selection
        11. 8.2.2.11 Fast Transient Considerations
      3. 8.2.3 Application Curves
  9. 9 Power Supply Recommendations
  10. 10Layout
    1. 10.1 Layout Guidelines
    2. 10.2 Layout Example
    3. 10.3 Estimated Circuit Area
    4. 10.4 Thermal Consideration
  11. 11デバイスおよびドキュメントのサポート
    1. 11.1 デバイス・サポート
      1. 11.1.1 開発サポート
        1. 11.1.1.1 WEBENCHツールによるカスタム設計
    2. 11.2 ドキュメントの更新通知を受け取る方法
    3. 11.3 コミュニティ・リソース
    4. 11.4 商標
    5. 11.5 静電気放電に関する注意事項
    6. 11.6 Glossary
  12. 12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

デバイスごとのパッケージ図は、PDF版データシートをご参照ください。

メカニカル・データ（パッケージ｜ピン）
  • RHL|14
  • RGY|14
サーマルパッド・メカニカル・データ
発注情報

4 改訂履歴

Changes from E Revision (June 2016) to F Revision

  • 弊社の最新のドキュメントおよび翻訳標準に合わせてデータシートのテキストを更新Go
  • この部品でSwitcherPro™ソフトウェア・ツールが利用不能になったため、関連の参照をすべて削除Go
  • Moved storage temperature ratings to the Absolute Maximum Ratings tableGo
  • Changed Handling Ratings table to ESD RatingsGo
  • Changed RHY package to RHL in the Thermal Information tableGo
  • Changed RGY values in the Thermal Information tableGo
  • Updated packages in the last bullet point of Layout GuidelinesGo
  • Added information to the last list item in Layout GuidelinesGo

Changes from D Revision (October 2014) to E Revision

Changes from C Revision (April 2011) to D Revision

  • 「製品情報」表、「取り扱い定格」表、「推奨動作条件」表、「熱に関する情報」表を追加Go
  • Changed the Absolute Maximum Ratings for BOOT-PH, MAX value From: 7 V To: 7.7 V Go
  • Changed Equation 28 From: C7(nF) To: C5(nF)Go

Changes from B Revision (October 2010) to C Revision

  • Changed From separate RHL and RGY packages To a combined RHL and RGY packageGo

Changes from A Revision (January 2010) to B Revision

  • Changed Small Signal Model for Frequency Compensation sectionGo

Changes from * Revision (May 2009) to A Revision

  • Changed タイトルを、「17V入力、6A出力、同期整流降圧型、FET内蔵(SWIFT)スイッチャーからGo
  • Changed PowerPAD to Exposed Thermal PadGo
  • Changed Changed the Absolute Maximum Ratings for EN, MAX value From: 3 V To: 6 VGo
  • Changed minimum switching frequency min value from 180 to 160Go
  • Changed minimum switching frequency max value from 220 to 240Go
  • Added "Type 3" block around C11Go
  • Changed PCB Layout graphicGo