SLUSG28 August   2025 BQ25176K

PRODUCTION DATA  

  1.   1
  2. 1 Features
  3. 2 Applications
  4. 3 Description
  5. 4 Pin Configuration and Functions
  6. 5 Specifications
    1. 5.1 Absolute Maximum Ratings
    2. 5.2 ESD Ratings
    3. 5.3 Recommended Operating Conditions
    4. 5.4 Thermal Information
    5. 5.5 Electrical Characteristics
    6. 5.6 Timing Requirements
    7. 5.7 Typical Characteristics
  7. 6 Detailed Description
    1. 6.1 Overview
    2. 6.2 Functional Block Diagram
    3. 6.3 Feature Description
      1. 6.3.1 Device Power Up from Input Source
        1. 6.3.1.1 ISET Pin Detection
        2. 6.3.1.2 VSET Pin Detection
        3. 6.3.1.3 Charger Power Up
      2. 6.3.2 Battery Charging Features
        1. 6.3.2.1 Lithium-Ion Battery Charging Profile
        2. 6.3.2.2 Input Voltage Based Dynamic Power Management (VINDPM)
        3. 6.3.2.3 Charge Termination and Battery Recharge
        4. 6.3.2.4 Charging Safety Timers
        5. 6.3.2.5 Battery Temperature Qualification (TS Pin)
      3. 6.3.3 Status Outputs ( PG, STAT)
        1. 6.3.3.1 Power Good Indicator (PG Pin)
        2. 6.3.3.2 Charging Status Indicator (STAT)
      4. 6.3.4 Protection Features
        1. 6.3.4.1 Input Overvoltage Protection (VIN_OV)
        2. 6.3.4.2 Output Overvoltage Protection (VOUT_OVP)
        3. 6.3.4.3 Output Overcurrent Protection (IOUT_OCP)
        4. 6.3.4.4 Thermal Regulation and Thermal Shutdown (TREG and TSHUT)
    4. 6.4 Device Functional Modes
      1. 6.4.1 Shutdown or Undervoltage Lockout (UVLO)
      2. 6.4.2 Sleep Mode
      3. 6.4.3 Active Mode
        1. 6.4.3.1 Standby Mode
      4. 6.4.4 Fault Mode
  8. 7 Application and Implementation
    1. 7.1 Application Information
    2. 7.2 Typical Applications
      1. 7.2.1 Li-Ion Charger Design Example
        1. 7.2.1.1 Design Requirements
        2. 7.2.1.2 Detailed Design Procedure
        3. 7.2.1.3 Application Curves
    3. 7.3 Power Supply Recommendations
    4. 7.4 Layout
      1. 7.4.1 Layout Guidelines
      2. 7.4.2 Layout Example
  9. 8 Device and Documentation Support
    1. 8.1 Third-Party Products Disclaimer
    2. 8.2 Receiving Notification of Documentation Updates
    3. 8.3 Support Resources
    4. 8.4 Trademarks
    5. 8.5 Electrostatic Discharge Caution
    6. 8.6 Glossary
  10. 9 Revision History
  11. 10Mechanical, Packaging, and Orderable Information

封装选项

请参考 PDF 数据表获取器件具体的封装图。

机械数据 (封装 | 引脚)
  • DSG|8
散热焊盘机械数据 (封装 | 引脚)
订购信息

5.7 Typical Characteristics

CIN = 1µF, COUT = 1µF, VIN = 5V, VOUT = 3.8V (unless otherwise specified)

BQ25176K Line Regulation
IOUT = 10mA VOUT = 4.05V
Figure 5-1 Line Regulation
BQ25176K ICHG Accuracy vs VOUT
VIN = 5V Temp = 25ºC
Figure 5-3 ICHG Accuracy vs VOUT
BQ25176K VSET Accuracy vs Temperature
IOUT = 10mA
Figure 5-5 VSET Accuracy vs Temperature
BQ25176K Input Shutdown Current vs Input Voltage
TS Pin = LOW VOUT = 0V
Figure 5-7 Input Shutdown Current vs Input Voltage
BQ25176K Output Quiescent Current vs Output Voltage
VIN = 0V
Figure 5-9 Output Quiescent Current vs Output Voltage
BQ25176K Load Regulation
VIN = 5V VOUT = 4.05V
Figure 5-2 Load Regulation
BQ25176K ICHG Accuracy vs Temperature
VIN = 5V VOUT = 3.8V
Figure 5-4 ICHG Accuracy vs Temperature
BQ25176K Dropout Voltage vs Output Current
Figure 5-6 Dropout Voltage vs Output Current
BQ25176K Input Quiescent Current vs Input Voltage
ICHG = 0A VOUT = 0V
Figure 5-8 Input Quiescent Current vs Input Voltage
BQ25176K Termination Current Accuracy vs Termination Current Setting
VOUT = 4.35V
Figure 5-10 Termination Current Accuracy vs Termination Current Setting