JAJSD18C February   2017  – December 2022

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 Pin Configuration 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 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 Device Enable (EN)
      2. 7.3.2 Adjustable Power-Good Threshold (PG, PGADJ)
      3. 7.3.3 Adjustable Power-Good Delay Timer (DELAY)
      4. 7.3.4 Undervoltage Shutdown
      5. 7.3.5 Current Limit
      6. 7.3.6 Thermal Shutdown
      7. 7.3.7 Integrated Watchdog
        1. 7.3.7.1 Window Watchdog (WTS, ROSC, FSEL and WRS)
        2. 7.3.7.2 Standard Watchdog (WTS, ROSC and FSEL)
        3. 7.3.7.3 Watchdog Service Signal and Watchdog Fault Outputs (WD and WDO)
        4. 7.3.7.4 ROSC Status Detection (ROSC)
        5. 7.3.7.5 Watchdog Enable (PG and WD_EN)
        6. 7.3.7.6 Watchdog Initialization
        7. 7.3.7.7 Window Watchdog Operation (WTS = Low)
        8. 7.3.7.8 Standard Watchdog Operation (WTS = High)
    4. 7.4 Device Functional Modes
      1. 7.4.1 Operation With Input Voltage Lower Than 4 V
      2. 7.4.2 Operation With Input Voltage Higher Than 4 V
  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 Input Capacitor
        2. 8.2.2.2 Output Capacitor
        3. 8.2.2.3 Power-Good Threshold
        4. 8.2.2.4 Power-Good Delay Period
        5. 8.2.2.5 Watchdog Setup
      3. 8.2.3 Application Curves
    3. 8.3 Power Supply Recommendations
    4. 8.4 Layout
      1. 8.4.1 Layout Guidelines
      2. 8.4.2 Layout Example
  9. 9 Device and Documentation Support
    1. 9.1 Documentation Support
      1. 9.1.1 Related Documentation
    2. 9.2 Receiving Notification of Documentation Updates
    3. 9.3 サポート・リソース
    4. 9.4 Trademarks
    5. 9.5 Electrostatic Discharge Caution
    6. 9.6 Glossary
  10. 10Mechanical, 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 B (September 2020) to Revision C (December 2022)

  • Changed PADJ and WTS pins to inputs instead of outputsGo
  • Changed Load Regulation graph and changed VIN condition for IOUT = 200 mA Line Transient graphsGo
  • Changed resistor values in TPS7B63xx-Q1 Typical Application Schematic figureGo

Changes from Revision A (March 2017) to Revision B (September 2020)

  • 文書全体の表、図、相互参照の採番方法を更新Go
  • 「特長」セクションの車載用アプリケーションの箇条書きを変更Go
  • 「特長」セクションのウォッチドッグ期間の精度を 9% から 10% に変更Go
  • 「特長」セクションに機能安全対応の箇条書きを追加 Go
  • 「概要」セクションで精度を 9% から 10% に変更Go
  • Added ESD classification levels to ESD Ratings tableGo
  • Changed VOUT parameter: added temperature range to test conditions of first parameter row and added second row to parameterGo
  • Changed V(dropout) maximum specification in second row of parameter from 260 mV to 325 mVGo
  • Changed t(DEGLITCH) minimum specification from 100 μs to 50 μs, changed t(DLY_FIX) maximum specification from 550 μs to 900 μs, and deleted t(DLY_FIX) minimum specificationGo
  • Changed fault 1 maximum open-window duration from t(WD) / 2 to t(WD) Go