JAJS504K October   2009  – January 2022 DRV8824

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 Timing Requirements
    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 PWM Motor Drivers
      2. 7.3.2 Current Regulation
      3. 7.3.3 Decay Mode
      4. 7.3.4 Blanking Time
      5. 7.3.5 Microstepping Indexer
      6. 7.3.6 nRESET, nENBL and nSLEEP Operation
      7. 7.3.7 Protection Circuits
        1. 7.3.7.1 Overcurrent Protection (OCP)
        2. 7.3.7.2 Thermal Shutdown (TSD)
        3. 7.3.7.3 Undervoltage Lockout (UVLO)
    4. 7.4 Device Functional Modes
      1. 7.4.1 STEP/DIR Interface
      2. 7.4.2 Microstepping
  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 Stepper Motor Speed
        2. 8.2.2.2 Current Regulation
        3. 8.2.2.3 Decay Modes
      3. 8.2.3 Application Curves
        1.       Power Supply Recommendations
          1. 9.1 Bulk Capacitance
          2. 9.2 Power Supply and Logic Sequencing
  9. 9 Layout
    1. 9.1 Layout Guidelines
    2. 9.2 Layout Example
    3. 9.3 Thermal Considerations
    4. 9.4 Power Dissipation
    5. 9.5 Heatsinking
  10. 10Device and Documentation Support
    1. 10.1 Community Resources
    2. 10.2 Trademarks
  11. 11Mechanical, Packaging, and Orderable Information

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）
  • RHD|28
  • PWP|28
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 J (July 2014) to Revision K (January 2022)

  • Updated RHD pinout Go
  • Added additional external component to connect to the VCP pin Go
  • Updated the Handling Ratings table to and ESD Ratings table and moved Tstg to the Absolute Maximum Ratings tableGo
  • Corrected device part number Go
  • Added Section 10.1 Go

Changes from Revision I (June 2014) to Revision J (July 2014)

  • 最初のページの画像を更新Go
  • Update the continuous motor drive output current value in Absolute Maximum Ratings Go
  • Updated typical tDEG time Go
  • Updated text and equations in Section 8.2.2 Go
  • Updated Section 9.1 and imageGo
  • Layout Example image updated. Go

Changes from Revision H (December 2013) to Revision I (June 2014)

  • データシートを新しい TI 標準に更新：セクションを追加し、資料を再編成Go
  • Updated pin description for AVREF and BVREF Go
  • Added power supply ramp rate to Absolute Maximum Ratings Go
  • Added minimum voltage for VIL and removed typicalGo
  • Updated parameter descriptions in Timing Requirements and tWAKE minimum and maximum Go

Changes from Revision G (August 2013) to Revision H (December 2013)

  • Changed in Electrical Characteristics table, section DECAY INPUT third rowGo