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

Package Options

Refer to the PDF data sheet for device specific package drawings

Mechanical Data (Package|Pins)
  • DSG|8
Thermal pad, mechanical data (Package|Pins)
Orderable Information

5.3 Recommended Operating Conditions

over operating free-air temperature range (unless otherwise noted)
MIN NOM MAX UNIT
VIN Input voltage 3.0 25 V
VOUT Output voltage 4.58 V
IOUT Output current 0.8 A
TJ Junction temperature –40 125 °C
CIN IN capacitor 1 µF
COUT OUT capacitor 1 µF
RVSET VSET resistor 18.2 100 kΩ
RVSET_TOL Tolerance for VSET resistor -1 1 %
RVSET_TEMPCO Temperature coefficient for VSET resistor 200 ppm/℃
RISET ISET resistor 0.375 30 kΩ
RTS TS thermistor resistor (recommend 103AT-2) 10 kΩ