JAJSCD9D July   2016  – December 2017 LM5141-Q1

PRODUCTION DATA.  

  1. 1 特長
  2. 2 アプリケーション
  3. 3 概要
    1.     Device Images
      1.      概略回路図
  4. 4 改訂履歴
  5. 5 Pin Configuration and Functions
    1.     Pin 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 Switching Characteristics
    7. 6.7 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  High Voltage Start-up Regulator
      2. 7.3.2  VCC Regulator
      3. 7.3.3  Oscillator
      4. 7.3.4  Synchronization
      5. 7.3.5  Frequency Dithering (Spread Spectrum)
      6. 7.3.6  Enable
      7. 7.3.7  Power Good
      8. 7.3.8  Output Voltage
        1. 7.3.8.1 Minimum Output Voltage Adjustment
      9. 7.3.9  Current Sense
      10. 7.3.10 DCR Current Sensing
      11. 7.3.11 Error Amplifier and PWM Comparator
      12. 7.3.12 Slope Compensation
      13. 7.3.13 Hiccup Mode Current Limiting
      14. 7.3.14 Standby Mode
      15. 7.3.15 Soft Start
      16. 7.3.16 Diode Emulation
      17. 7.3.17 High- and Low-Side Drivers
  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 Procedure
        1. 8.2.2.1 Custom Design With WEBENCH® Tools
        2. 8.2.2.2 Inductor Calculation
        3. 8.2.2.3 Current Sense Resistor
        4. 8.2.2.4 Output Capacitor
        5. 8.2.2.5 Input Filter
          1. 8.2.2.5.1 EMI Filter Design
          2. 8.2.2.5.2 MOSFET Selection
          3. 8.2.2.5.3 Driver Slew-Rate Control
          4. 8.2.2.5.4 Frequency Dithering
        6. 8.2.2.6 Control Loop
          1. 8.2.2.6.1 Feedback Compensator
      3. 8.2.3 Application Curves
  9. 9 Power Supply Recommendations
  10. 10Layout
    1. 10.1 Layout Guidelines
      1. 10.1.1 Layout Procedure
    2. 10.2 Layout Examples
  11. 11デバイスおよびドキュメントのサポート
    1. 11.1 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）
  • RGE|24
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 C Revision (February 2017) to D Revision

  • Added 上端にTI Designリファレンス・デザイン用のナビゲーション・アイコンを Go
  • Changed "CDS18534Q5A" to "CSD18534Q5A" to fix typoGo
  • Changed "+" to "×" in Equation 56Go

Changes from B Revision (January 2017) to C Revision

  • Changed the FBD with updates in the CS pin areaGo
  • Updated ISTEP definition in Equation 28Go

Changes from A Revision (July 2016) to B Revision

  • 「アプリケーション」で、ADASの箇条書き項目に「システム」を追加Go
  • 「概要」のテキストを「伝導EMI」から「EMI」に変更Go
  • Changed test conditions for RT parameter from: OSC = VDD to: OSC = GND Go
  • Changed equation unit From: '0.815 Apk' To: '0.815 A'Go
  • Changed equation unit From: '6.41 Apk' To: '6.41 A'Go
  • Changed equation unit From: '8.81 Apk' To: ' 8.81 A'Go
  • Changed equation unit From: '0.235 ARMS' To: '0.235 A'Go
  • Changed text From: 'a capacitance value greater than filter capacitor CIN' To: 'a capacitance value greater than 5 times the filter capacitor CIN' Go
  • Changed equation text From: '62A' and '105 nc' To: '(6A)2' and '105 nC'Go
  • Added GCS to equation definition listGo
  • Added Ω and µS symbols to equation textGo

Changes from * Revision (July 2016) to A Revision

  • Changed 製品プレビューから量産データ・リリースへGo