SLUSF68 july   2023 BQ25173-Q1

PRODUCTION DATA  

  1.   1
  2. Features
  3. Applications
  4. Description
  5. Revision History
  6. Pin Configuration and Functions
  7. 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
  8. 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. 7.3.2 Supercapacitor Regulation Voltage
      3. 7.3.3 Supercapacitor Charging Profile
      4. 7.3.4 Status Outputs (PG, STAT)
        1. 7.3.4.1 Power Good Indicator (PG Pin)
        2. 7.3.4.2 Charging Status Indicator (STAT)
      5. 7.3.5 Protection Features
        1. 7.3.5.1 Input Overvoltage Protection (VIN OVP)
        2. 7.3.5.2 Output Overcurrent Protection (OUT OCP)
        3. 7.3.5.3 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
  9. Application and Implementation
    1. 8.1 Application Information
    2. 8.2 Typical Applications
      1. 8.2.1 1s Supercapacitor Charger Design Example
        1. 8.2.1.1 Design Requirements
        2. 8.2.1.2 Detailed Design Procedure
        3. 8.2.1.3 Application Curves
      2. 8.2.2 4s Supercapacitor Charger Design Example
        1. 8.2.2.1 Design Requirements
        2. 8.2.2.2 Application Curves
  10. Power Supply Recommendations
  11. 10Layout
    1. 10.1 Layout Guidelines
    2. 10.2 Layout Example
    3. 10.3 Thermal Considerations
  12. 11Device and Documentation Support
    1. 11.1 Device Support
      1. 11.1.1 Third-Party Products Disclaimer
    2. 11.2 Receiving Notification of Documentation Updates
    3. 11.3 Support Resources
    4. 11.4 Trademarks
    5. 11.5 Electrostatic Discharge Caution
    6. 11.6 Glossary
  13. 12Mechanical, Packaging, and Orderable Information

Package Options

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

Typical Characteristics

CIN = 1 µF, COUT = 1 µF

GUID-20230718-SS0I-JQX0-P9JD-BMFNBP9C3LT4-low.svg
IOUT = 10 mA VOUT = 2.5 V
Figure 6-1 Line Regulation (VFB)
GUID-20230718-SS0I-VDBH-5QB1-NQP99BVXG3XN-low.svg
VIN = 12 V VOUT = 10 V
Figure 6-3 Load Regulation
GUID-FB6B994B-7D80-4ED6-898F-A84FF1A9DDFE-low.png
VIN = 5 V and 12 VVOUT = 3.8 V and 7.6 V
Figure 6-5 ICHG Accuracy vs. Temperature
GUID-D5CA08B5-C062-445F-B3C3-ACD9C7287262-low.gif
CE Pin = HIGHVOUT = 0 V
Figure 6-7 Input Shutdown Current vs. Input Voltage
GUID-B37E563E-ACB7-4440-B4C9-B1DC817C6645-low.gif
VIN = 0 V
Figure 6-9 Output Quiescent Current vs. Output Voltage
GUID-20230718-SS0I-1PVT-JPVH-NN2H84P9PXSM-low.svg
IOUT = 10 mA VOUT = 10 V
Figure 6-2 Line Regulation (VOUT)
GUID-E4CBF86C-DDAC-47D3-B848-1DD49A42831B-low.gif
VIN = 5 VTemp. = 25ºC
Figure 6-4 ICHG Accuracy vs. VOUT
GUID-143923BF-801D-4CF0-9D67-D8E54F55D074-low.pngFigure 6-6 Dropout Voltage vs. Output Current
GUID-20230718-SS0I-3P8Q-SZSD-0S3RQTKGRBDK-low.svg
CE Pin = LOW ICHG = 0 A
Figure 6-8 Input Quiescent Current vs. Input Voltage