SLUSCS3J October   2017  – December 2022 BQ2980 , BQ2982

PRODUCTION DATA  

  1. 1 Features
  2. 2 Applications
  3. 3 Description
  4. 4 Revision History
  5. 5 Device Comparison Table
  6. 6 Pin Configuration and Functions
  7. 7 Specifications
    1. 7.1 Absolute Maximum Ratings
    2. 7.2 ESD Ratings
    3. 7.3 Recommended Operating Conditions
    4. 7.4 Thermal Information
    5. 7.5 Electrical Characteristics
    6. 7.6 Typical Characteristics
  8. 8 Detailed Description
    1. 8.1 Overview
      1. 8.1.1 Device Configurability
    2. 8.2 Functional Block Diagram
    3. 8.3 Feature Description
      1. 8.3.1 Overvoltage (OV) Status
      2. 8.3.2 Undervoltage (UV) Status
      3. 8.3.3 Overcurrent in Charge (OCC) Status
      4. 8.3.4 Overcurrent in Discharge (OCD) and Short Circuit in Discharge (SCD) Status
      5. 8.3.5 Overtemperature (OT) Status
      6. 8.3.6 Charge and Discharge Driver
      7. 8.3.7 CTR for FET Override and Device Shutdown
      8. 8.3.8 CTR for PTC Connection
      9. 8.3.9 ZVCHG (0-V Charging)
    4. 8.4 Device Functional Modes
      1. 8.4.1 Power Modes
        1. 8.4.1.1 Power-On-Reset (POR)
        2. 8.4.1.2 NORMAL Mode
        3. 8.4.1.3 FAULT Mode
        4. 8.4.1.4 SHUTDOWN Mode
  9. 9 Application and Implementation
    1. 9.1 Application Information
      1. 9.1.1 Test Circuits for Device Evaluation
      2. 9.1.2 Test Circuit Diagrams
      3. 9.1.3 Using CTR as FET Driver On/Off Control
    2. 9.2 Typical Applications
      1. 9.2.1 BQ298x Configuration 1: System-Controlled Reset/Shutdown Function
        1. 9.2.1.1 Design Requirements
        2. 9.2.1.2 Detailed Design Procedure
        3. 9.2.1.3 Selection of Power FET
        4. 9.2.1.4 Application Curves
      2. 9.2.2 BQ298x Configuration 2: CTR Function Disabled
      3. 9.2.3 BQ298x Configuration 3: PTC Thermistor Protection
  10. 10Power Supply Recommendations
  11. 11Layout
    1. 11.1 Layout Guidelines
    2. 11.2 Layout Example
  12. 12Device and Documentation Support
    1. 12.1 Third-Party Products Disclaimer
    2. 12.2 Receiving Notification of Documentation Updates
    3. 12.3 Support Resources
    4. 12.4 Trademarks
    5. 12.5 Electrostatic Discharge Caution
    6. 12.6 Glossary
  13. 13Mechanical, Packaging, and Orderable Information

Package Options

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

7.6 Typical Characteristics

GUID-F841FA66-849A-4B9A-8D51-53723ACC5ED4-low.gifFigure 7-1 Normal and FET Off Current Across Temperature
GUID-89C5CC97-C633-4495-9DF1-ACEC05CC919C-low.gifFigure 7-3 Overvoltage and Undervoltage Accuracy Across Temperature
GUID-C801D20C-9620-420E-A91E-8F9CB9689AA6-low.gifFigure 7-5 CTR Internal Pull-Up Resistor (if Configured) Across VDD
GUID-6D140D0A-045D-4541-9B27-128D8A8C2117-low.gifFigure 7-2 CHG and DSG Output (Loading with an 8-nF Capacitor on CHG and DSG) Across VDD
GUID-0A0ADCE4-582A-43A5-A8EC-C0C3CAABDD18-low.gifFigure 7-4 Overcurrent Accuracy Across Temperature
GUID-3A425211-A285-4ECC-B04D-3A91C8E1D1CC-low.gifFigure 7-6 CTR Internal Pull-Up Resistor (if Configured) Across Temperature (VDD at 3.6 V)