ZHCSHD3L October   2017  – March 2025 BQ2980 , BQ2982

PRODUCTION DATA  

  1.   1
  2. 1 特性
  3. 2 应用
  4. 3 说明
  5. 4 Device Comparison Table
  6. 5 Pin Configuration and Functions
  7. 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 Typical Characteristics
  8. 7 Detailed Description
    1. 7.1 Overview
      1. 7.1.1 Device Configurability
    2. 7.2 Functional Block Diagram
    3. 7.3 Feature Description
      1. 7.3.1 Overvoltage (OV) Status
      2. 7.3.2 Undervoltage (UV) Status
      3. 7.3.3 Overcurrent in Charge (OCC) Status
      4. 7.3.4 Overcurrent in Discharge (OCD) and Short Circuit in Discharge (SCD) Status
      5. 7.3.5 Overtemperature (OT) Status
      6. 7.3.6 Charge and Discharge Driver
      7. 7.3.7 CTR for FET Override and Device Shutdown
      8. 7.3.8 CTR for PTC Connection
      9. 7.3.9 ZVCHG (0V Charging)
    4. 7.4 Device Functional Modes
      1. 7.4.1 Power Modes
        1. 7.4.1.1 Power-On-Reset (POR)
        2. 7.4.1.2 NORMAL Mode
        3. 7.4.1.3 FAULT Mode
        4. 7.4.1.4 SHUTDOWN Mode
  9. 8 Application and Implementation
    1. 8.1 Application Information
      1. 8.1.1 Test Circuits for Device Evaluation
      2. 8.1.2 Test Circuit Diagrams
      3. 8.1.3 Using CTR as FET Driver On/Off Control
    2. 8.2 Typical Applications
      1. 8.2.1 BQ298xx Configuration 1: System-Controlled Reset/Shutdown Function
        1. 8.2.1.1 Design Requirements
        2. 8.2.1.2 Detailed Design Procedure
        3. 8.2.1.3 Selection of Power FET
        4. 8.2.1.4 Application Curves
      2. 8.2.2 BQ298xx Configuration 2: CTR Function Disabled
      3. 8.2.3 BQ298xx Configuration 3: PTC Thermistor Protection
  10. 9 Power Supply Recommendations
  11. 10Layout
    1. 10.1 Layout Guidelines
    2. 10.2 Layout Example
  12. 11Device and Documentation Support
    1. 11.1 第三方产品免责声明
    2. 11.2 接收文档更新通知
    3. 11.3 支持资源
    4. 11.4 Trademarks
    5. 11.5 静电放电警告
    6. 11.6 术语表
  13. 12Revision History
  14. 13Mechanical, Packaging, and Orderable Information

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4 Device Comparison Table

BQ298xx Device Family (BQ2980xx with ZVCHG [0V Charging] Enabled, BQ2982xx with ZVCHG Disabled)
PART NUMBER OVP (V) OVP DELAY (s) UVP (V) UVP DELAY (ms) OCC (mV) OCC DELAY (ms) OCD (mV) OCD DELAY (ms) SCD (mV) SCD
DELAY (µs)		 OT (°C) CTR/
PTC Config		 UV_Shut
BQ298000 4.475 1.25 2.600 144 –8 8 8 8 20 250 Fixed 85 CTR Enabled
BQ298006 4.475 1.00 2.500 20 –12 16 14 16 40 250 Fixed 75 CTR Enabled
BQ298009 4.500 1.00 2.900 20 –18 8 30 16 40 250 Fixed Disable CTR Enabled
BQ298010 4.500 1.00 2.900 20 –10 8 20 16 30 250 Fixed Disable CTR Enabled
BQ298012 4.300 1.00 2.750 144 –4 8 14 20 30 250 Fixed Disable CTR Enabled
BQ298015 4.440 1.25 2.800 144 –8 8 8 8 20 250 Fixed 85 CTR Enabled
BQ298018 4.400 1.00 2.700 144 –8 8 20 48 60 250 Fixed 85 CTR Enabled
BQ298019 4.425 1.25 2.800 144 –30 48 8 48 40 250 Fixed 85 CTR Enabled
BQ298023 4.520 1.25 2.800 144 –12 8 12 8 30 250 Fixed 85 CTR Enabled
BQ298215 4.440 1.25 2.800 144 –8 8 8 8 20 250 Fixed 85 CTR Enabled
BQ298216 4.300 1.00 2.500 144 –4 8 14 20 30 250 Fixed Disabled CTR Enabled
BQ298217 4.250 1.25 2.600 125 -36 8 60 16 200 250 Fixed Disabled CTR Enabled
BQ298218 4.200 1.25 2.500 125 -18 20 40 20 120 250 Fixed 75 PTC 5MΩ Pullup Enabled Enabled
BQ298xx(1) 3.750 – 5.200 0.25, 1.0, 1.25, 4.5 2.200 – 3.000 20, 96, 125, 144 4 – 64 8, 16, 20, 48 4 – 64 8, 16, 20, 48 10, 20, 30, 40, 60, 120, 200 250 Fixed 75, 85 CTR, PTC with 1.5MΩ, 5MΩ, or 8MΩ Pullup Enabled Enabled, Disabled
(1) Contact TI for orderable device information.