SLVS238K August   1999  – September 2023 TL331 , TL331B , TL391B

PRODUCTION DATA  

  1.   1
  2. 1 Features
  3. 2 Applications
  4. 3 Description
  5. 4 Revision History
  6. 5 Pin Configuration and Functions
    1.     Pin Functions
  7. 6 Specifications
    1. 6.1  Absolute Maximum Ratings, TL331 and TL331K
    2. 6.2  Absolute Maximum Ratings, TL331B and TL391B
    3. 6.3  ESD Ratings, TL331 and TL331K
    4. 6.4  ESD Ratings, TL331B and TL391B
    5. 6.5  Recommended Operating Conditions, TL331 and TL331K
    6. 6.6  Recommended Operating Conditions, TL331B and TL391B
    7. 6.7  Thermal Information
    8. 6.8  Electrical Characteristics, TL331B and TL391B
    9. 6.9  Switching Characteristics, TL331B and TL391B
    10. 6.10 Electrical Characteristics, TL331 and TL331K
    11. 6.11 Switching Characteristics, TL331 and TL331K
    12. 6.12 Typical Characteristics, TL331 and TL331K
    13. 6.13 Typical Characteristics, TL331B and TL391B
  8. 7 Detailed Description
    1. 7.1 Overview
    2. 7.2 Functional Block Diagram
    3. 7.3 Feature Description
    4. 7.4 Device Functional Modes
      1. 7.4.1 Voltage Comparison
  9. 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 Voltage Range
        2. 8.2.2.2 Minimum Overdrive Voltage
        3. 8.2.2.3 Output and Drive Current
        4. 8.2.2.4 TL331B & TL391B ESD Protection
        5. 8.2.2.5 Response Time
      3. 8.2.3 Application Curves
      4. 8.2.4 Power Supply Recommendations
      5. 8.2.5 Layout
        1. 8.2.5.1 Layout Guidelines
        2. 8.2.5.2 Layout Example
  10. 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 Support Resources
    4. 9.4 Trademarks
    5. 9.5 Electrostatic Discharge Caution
    6. 9.6 Glossary
  11. 10Mechanical, Packaging, and Orderable Information

Package Options

Refer to the PDF data sheet for device specific package drawings

Mechanical Data (Package|Pins)
  • DBV|5
Thermal pad, mechanical data (Package|Pins)
Orderable Information

4.4 Revision History

Changes from Revision J (November 2020) to Revision K (September 2023)

  • Added link to application noteGo

Changes from Revision I (August 2020) to Revision J (November 2020)

  • Changed TL331B and TL391B minimum recommended supply voltage to 2V throughoutGo
  • Corrected Family Comparison Table supply voltages for "B", "K" and "I" versionsGo
  • Updated Supply Voltage vs Supply Current Typical Graph for 2VGo

Changes from Revision H (April 2020) to Revision I (August 2020)

  • Updated the numbering format for tables, figures, and cross-references throughout the document.Go
  • Added "B" device Typical Char graphsGo

Changes from Revision G (January 2015) to Revision H (April 2020)

  • Added TL331B and TL391B tables and pinouts, Updated front page for new B devices for APL.Go
  • Added Input current, IIK in Absolute Maximum Ratings Go
  • Changed incorrect TL331 and TL331K Temp Ranges in Recommended Operating Conditions Go
  • Changed text from: open-drain output to: open-collector output Go
  • Removed sentence: This is enables much head room for modern day supplies of 3.3 V and 5.0 V. Go
  • Changed the text 'The output NPN will sink current when the positive input voltage is higher than the negative input voltage and the offset voltage' to 'The output NPN will sink current when the negative input voltage is higher than the positive input voltage and the offset voltage.'Go
  • Changed Output Current specifications from: to: in Design Parameters Go
  • Changed first paragraph of the Response Time section Go
  • Added Receiving Notification of Documentation Updates section and Community Resources sectionGo