SLVS969H October   2009  – January 2025 TL331-Q1 , TL331B-Q1 , TL391B-Q1

PRODMIX  

  1.   1
  2. 1 Features
  3. 2 Applications
  4. 3 Description
  5. 4 Pin Configuration and Functions
  6. 5 Specifications
    1. 5.1  Absolute Maximum Ratings, TL331-Q1, TL331E-Q1
    2. 5.2  Absolute Maximum Ratings, TL331B-Q1 and TL391B-Q1
    3. 5.3  ESD Ratings, All Devices
    4. 5.4  Recommended Operating Conditions, TL331-Q1, TL331E-Q1
    5. 5.5  Recommended Operating Conditions, TL331B-Q1 and TL391B-Q1
    6. 5.6  Thermal Information
    7. 5.7  Electrical Characteristics, TL331B-Q1 and TL391B-Q1
    8. 5.8  Switching Characteristics, TL331B-Q1 and TL391B-Q1
    9. 5.9  Electrical Characteristics, TL331-Q1, TL331E-Q1
    10. 5.10 Switching Characteristics, TL331-Q1, TL331E-Q1
    11. 5.11 Typical Characteristics
  7. 6 Detailed Description
    1. 6.1 Overview
    2. 6.2 Functional Block Diagram
    3. 6.3 Feature Description
    4. 6.4 Device Functional Modes
      1. 6.4.1 Voltage Comparison
  8. 7 Application and Implementation
    1. 7.1 Application Information
    2. 7.2 Typical Application
      1. 7.2.1 Design Requirements
      2. 7.2.2 Detailed Design Procedure
        1. 7.2.2.1 Input Voltage Range
        2. 7.2.2.2 ESD Protection
        3. 7.2.2.3 Minimum Overdrive Voltage
        4. 7.2.2.4 Output and Drive Current
        5. 7.2.2.5 Response Time
      3. 7.2.3 Application Curves
    3. 7.3 Power Supply Recommendations
    4. 7.4 Layout
      1. 7.4.1 Layout Guidelines
      2. 7.4.2 Layout Example
  9. 8 Device and Documentation Support
    1. 8.1 Documentation Support
      1. 8.1.1 Related Documentation
    2. 8.2 Receiving Notification of Documentation Updates
    3. 8.3 Support Resources
    4. 8.4 Trademarks
    5. 8.5 Electrostatic Discharge Caution
    6. 8.6 Glossary
  10. 9 Revision History
  11. 10Mechanical, Packaging, and Orderable Information

Package Options

Mechanical Data (Package|Pins)
Thermal pad, mechanical data (Package|Pins)
Orderable Information

9 Revision History

Changes from Revision G (August 2023) to Revision H (January 2025)

  • Added TL331E-Q1 throughoutGo
  • Removed Legacy device graphsGo
  • Updated Functional Block Diagram Go
  • Added mention of VCM clampGo
  • Updated ESD Protection SectionGo

Changes from Revision F (January 2021) to Revision G (August 2023)

  • Added reference to Application NoteGo

Changes from Revision E (November 2020) to Revision F (January 2021)

  • Corrected front page link text to add missing "B"Go

Changes from Revision D (June 2020) to Revision E (November 2020)

  • Updated the numbering format for tables, figures, and cross-references throughout the documentGo
  • Changed TL331B-Q1 and TL391B-Q1 minimum recommended supply voltage to 2V throughout data sheetGo
  • Corrected supply voltages for all devices in Family Comparison TableGo
  • Added TL331B-Q1 and TLV391B-Q1 Typical GraphsGo

Changes from Revision C (October 2013) to Revision D (June 2020)

  • Added B device. Updated to current TI data sheet format. Modified front page text to highlight B version.Go
  • Added Family Comparison TableGo
  • Added Links to Family Table Go

Changes from Revision B (September 2012) to Revision C (October 2013)

  • Changed VICR in the Electrical CharacteristicsGo
  • Changed test conditions of IOL in the Electrical CharacteristicsGo

Changes from Revision A (July 2010) to Revision B (September 2012)

  • Changed VICR in the Electrical CharacteristicsGo