ZHCSDZ3D December   2014  – January 2017

PRODUCTION DATA.  

  1. 1 特性
  2. 2 应用
  3. 3 说明
  4. 4 修订历史记录
  5. 5 说明 （续）
  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  Supply Voltage
    6. 7.6  Supply Current
    7. 7.7  Power Supply Control
    8. 7.8  Low-Voltage General Purpose I/O (TSx)
    9. 7.9  High-Voltage General Purpose I/O (GPIO0, GPIO1)
    10. 7.10 AFE Power-On Reset
    11. 7.11 Internal 1.8-V LDO
    12. 7.12 Current Wake Comparator
    13. 7.13 Coulomb Counter
    14. 7.14 CC Digital Filter
    15. 7.15 ADC
    16. 7.16 ADC Digital Filter
    17. 7.17 ADC Multiplexer
    18. 7.18 Cell Balancing Support
    19. 7.19 Cell Detach Detection
    20. 7.20 Internal Temperature Sensor
    21. 7.21 NTC Thermistor Measurement Support (ADCx)
    22. 7.22 High-Frequency Oscillator
    23. 7.23 Low-Frequency Oscillator
    24. 7.24 Voltage Reference 1
    25. 7.25 Voltage Reference 2
    26. 7.26 Instruction Flash
    27. 7.27 Data Flash
    28. 7.28 Current Protection Thresholds
    29. 7.29 N-CH FET Drive (CHG, DSG)
    30. 7.30 FUSE Drive (AFEFUSE)
    31. 7.31 Battery Charger Voltage Regulation (VFB)
    32. 7.32 Battery Charger Current Sense (HSRP, HSRN)
    33. 7.33 Battery Charger Precharge Current Sense (HSRP, HSRN)
    34. 7.34 AC Adapter Fault Detect (HSRN, VCC)
    35. 7.35 Battery Charger Overcurrent Detection (V)HSRP, (V)HSRN
    36. 7.36 Battery Charger Undercurrent Detection (V)HSRP, (V)HSRN
    37. 7.37 System Operation Detection (V)HSRN
    38. 7.38 Battery Overvoltage Comparator (VFB)
    39. 7.39 Regulator (REGN)
    40. 7.40 PWM High-Side Driver (HiDRV)
    41. 7.41 PWM Low-Side Driver (LoDRV)
    42. 7.42 PWM Information
    43. 7.43 Charger Power-Up Sequence
    44. 7.44 Thermal Shutdown Comparator
    45. 7.45 SMBus High Voltage I/O
    46. 7.46 SMBus
    47. 7.47 SMBus XL
    48. 7.48 Timing Requirements
    49. 7.49 Typical Characteristics
  8. 8 Detailed Description
    1. 8.1 Overview
    2. 8.2 Functional Block Diagram
    3. 8.3 Feature Description
      1. 8.3.1  Safety Features
      2. 8.3.2  Analog Front End (AFE) Details
        1. 8.3.2.1 Wake Up Comparator
        2. 8.3.2.2 Cell Balancing Support
        3. 8.3.2.3 FET Drive
        4. 8.3.2.4 Fuse Drive
      3. 8.3.3  Charge Controller Details
        1. 8.3.3.1 Precharge Modes
        2. 8.3.3.2 Zero-Volt Charge Support
        3. 8.3.3.3 Charge Termination
      4. 8.3.4  Fuel Gauge and Control Details
        1. 8.3.4.1 Battery Trip Point (BTP)
        2. 8.3.4.2 Lifetime Data Logging Features
      5. 8.3.5  Authentication
      6. 8.3.6  LED Display
      7. 8.3.7  Internal Temperature Sensor
      8. 8.3.8  External Temperature Sensor Support
      9. 8.3.9  High Frequency Oscillator
      10. 8.3.10 Communications
        1. 8.3.10.1 SMBus On and Off State
        2. 8.3.10.2 SBS Commands
  9. 9 Application and Implementation
    1. 9.1 Application Information
    2. 9.2 Typical Applications
      1. 9.2.1 Design Requirements
      2. 9.2.2 Detailed Design Procedure
        1. 9.2.2.1 Inductor Selection
        2. 9.2.2.2 Input Capacitor
        3. 9.2.2.3 Output Capacitor
        4. 9.2.2.4 Power MOSFETs Selection
        5. 9.2.2.5 Input Filter Design
      3. 9.2.3 Application Curves
  10. 10Power Supply Recommendations
  11. 11Layout
    1. 11.1 Layout Guidelines
      1. 11.1.1 PCB Layout
    2. 11.2 Layout Example
  12. 12器件和文档支持
    1. 12.1 相关文档　
    2. 12.2 社区资源
    3. 12.3 商标
    4. 12.4 静电放电警告
    5. 12.5 Glossary
  13. 13机械、封装和可订购信息

封装选项

机械数据 (封装 | 引脚)
散热焊盘机械数据 (封装 | 引脚)
订购信息

5 说明 （续）

该器件提供了电池阵列和系统安全功能，包括电池放电过流、充电短路和放电短路保护，以及针对 N 沟道 FET 的 FET 保护、内部 AFE 看门狗和电池断开连接检测。器件可通过固件提供更多保护 功能， 包括过压、欠压、过热等。
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