ZHCSE10T November   2013  – August 2022 BQ2961 , BQ2962

PRODMIX  

  1. 特性
  2. 应用
  3. 说明
  4. Revision History
  5. Device Comparison Table
  6. Pin Configuration and Functions
  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. Detailed Description
    1. 8.1 Overview
    2. 8.2 Functional Block Diagram
    3. 8.3 Feature Description
      1. 8.3.1 Pin Details
        1. 8.3.1.1 Input Sense Voltage, Vx
        2. 8.3.1.2 Output Drive, OUT
        3. 8.3.1.3 Supply Input, VDD
        4. 8.3.1.4 Regulated Supply Output, REG
      2. 8.3.2 Overvoltage Sensing for OUT
      3. 8.3.3 Regulated Output Voltage and REG_EN Pin
    4. 8.4 Device Functional Modes
      1. 8.4.1 NORMAL Mode
      2. 8.4.2 OVERVOLTAGE Mode
      3. 8.4.3 UNDERVOLTAGE Mode
      4. 8.4.4 CUSTOMER TEST MODE
  9. Application and Implementation
    1. 9.1 Application Information
    2. 9.2 Typical Application
      1. 9.2.1 Design Requirements
      2. 9.2.2 Detailed Design Procedure
      3. 9.2.3 Application Curves
  10. 10Power Supply Recommendations
  11. 11Layout
    1. 11.1 Layout Guidelines
    2. 11.2 Layout Example
  12. 12Device and Documentation Support
    1. 12.1 第三方产品免责声明
    2. 12.2 Receiving Notification of Documentation Updates
    3. 12.3 支持资源
    4. 12.4 Trademarks
    5. 12.5 Electrostatic Discharge Caution
    6. 12.6 术语表
  13. 13Mechanical, Packaging, and Orderable Information

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

特性

  • 2 节、3 节和 4 节串联电池过压保护 (OVP)
  • 固定延迟计时器,用于触发 FET 驱动输出
    (3s、4s、5.5s 或 6.5s 四种选项)
  • 出厂设定的 OVP 阈值(阈值电压范围为 3.85V 至 4.6V)
  • 输出选项:高电平有效
  • 高精度过压保护:
    ±10mV
  • 具有自禁能和/或外部使能/禁能控制功能的稳压电源输出
    • 选项:3.3V、2.5V 和 1.8V (BQ2961)
    • 选项:3.3V、3.15V、3.0V (BQ2962)
  • 低功耗 ICC ~ 4µA
    (VCELL(ALL) < VPROTECT)
  • 禁用稳压输出时具有超低功耗,ICC 约为 1.2µA
  • 每个电池输入的低泄漏电流<100nA
  • 小型封装引脚尺寸
    • 8 引脚 WSON (2mm × 2mm)