ZHCSO24A June   2021  – September 2021 BQ25175

PRODUCTION DATA  

  1. 1 特性
  2. 2 应用
  3. 3 说明
  4. 4 Revision History
  5. 5 Pin Configuration and Functions
  6. 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 Timing Requirements
    7. 6.7 Typical Characteristics
  7. 7 Detailed Description
    1. 7.1 Overview
    2. 7.2 Functional Block Diagram
    3. 7.3 Feature Description
      1. 7.3.1 Device Power Up from Input Source
        1. 7.3.1.1 ISET Pin Detection
        2. 7.3.1.2 Charger Power Up
      2. 7.3.2 Battery Charging Features
        1. 7.3.2.1 Lithium-Ion Battery Charging Profile
        2. 7.3.2.2 Charge Termination and Battery Recharge
        3. 7.3.2.3 Charging Safety Timers
        4. 7.3.2.4 Battery Cold, Hot Temperature Qualification (TS Pin)
      3. 7.3.3 Status Outputs (STAT)
        1. 7.3.3.1 Charging Status Indicator (STAT)
      4. 7.3.4 Protection Features
        1. 7.3.4.1 Input Overvoltage Protection (VIN OVP)
        2. 7.3.4.2 Output Overvoltage Protection (BAT OVP)
        3. 7.3.4.3 Output Overcurrent Protection (BAT OCP)
        4. 7.3.4.4 Thermal Regulation and Thermal Shutdown (TREG and TSHUT)
    4. 7.4 Device Functional Modes
      1. 7.4.1 Shutdown or Undervoltage Lockout (UVLO)
      2. 7.4.2 Sleep Mode
      3. 7.4.3 Active Mode
        1. 7.4.3.1 Standby Mode
      4. 7.4.4 Fault Mode
  8. 8 Application and Implementation
    1. 8.1 Application Information
    2. 8.2 Typical Applications
      1. 8.2.1 Li-Ion Charger Design Example
        1. 8.2.1.1 Design Requirements
        2. 8.2.1.2 Detailed Design Procedure
          1. 8.2.1.2.1 TS Function
        3. 8.2.1.3 Application Curves
  9. 9 Power Supply Recommendations
  10. 10Layout
    1. 10.1 Layout Guidelines
    2. 10.2 Layout Example
  11. 11Device and Documentation Support
    1. 11.1 Device Support
      1. 11.1.1 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 Electrostatic Discharge Caution
    6. 11.6 术语表
  12. 12Mechanical, 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)

6.7 Typical Characteristics

CIN = 1 µF, COUT = 1 µF

GUID-20210921-SS0I-TZ9T-48BL-81TK2PHJG4LF-low.png
IOUT = 20 mAVOUT = 4.35 V
Figure 6-1 Line Regulation
GUID-20210922-SS0I-XBVM-0TV6-GKHCG4MZHTJM-low.png
VIN = 5 VTemp = 25ºC
Figure 6-3 ICHG Accuracy vs. VOUT
GUID-20210922-SS0I-PQQN-PLRB-3DJV5TM4RXFP-low.png
IOUT = 10 mA
Figure 6-5 VSET Accuracy vs. Temperature
GUID-20210922-SS0I-17W6-TNCJ-HSJH8GCL18DB-low.png
TS Pin = LOWVOUT = 0 V
Figure 6-7 Input Shutdown Current vs. Input Voltage
GUID-20210922-SS0I-6G4V-RVNH-251FGXQ5TNDJ-low.png
VIN = 0 V
Figure 6-9 Output Quiescent Current vs. Output Voltage
GUID-20210922-SS0I-PCWX-RKZG-THTC92TXG4SL-low.png
VIN = 5 VVOUT = 4.35 V
Figure 6-2 Load Regulation
GUID-20210922-SS0I-S1RZ-MMVL-LP7SGJ06TVLC-low.png
VIN = 5 VVOUT = 3.8 V
Figure 6-4 ICHG Accuracy vs. Temperature
GUID-20210922-SS0I-Z687-TKFW-0SS4WC6XKHXR-low.pngFigure 6-6 Dropout Voltage vs. Output Current
GUID-20210922-SS0I-8XQZ-WSRT-D6SNWRLRWV5Q-low.png
ICHG = 0 AVOUT = 0 V
Figure 6-8 Input Quiescent Current vs. Input Voltage
GUID-20210922-SS0I-SNKN-HHRB-N23KPKLXFS44-low.png
VIN = 5VVOUT = 4.35V
Figure 6-10 Termination Current Accuracy vs. Termination Current Setting