SLUSFJ0B June   2024  – June 2025 BQ51013C-Q1

PRODUCTION DATA  

  1.   1
  2. 1 Features
  3. 2 Applications
  4. 3 Description
  5. 4 Description (continued)
  6. 5 Device Comparison Table
  7. 6 Pin Configuration and Functions
  8. 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
  9. 8 Detailed Description
    1. 8.1 Overview
    2. 8.2 Functional Block Diagram
    3. 8.3 Feature Description
      1. 8.3.1  Details of a Qi Wireless Power System and BQ51013C-Q1 Power Transfer Flow Diagrams
      2. 8.3.2  RILIM Calculations
      3. 8.3.3  Input Overvoltage
      4. 8.3.4  Adapter Enable Functionality and EN1/EN2 Control
      5. 8.3.5  End Power Transfer Packet (WPC Header 0x02)
      6. 8.3.6  Status Outputs
      7. 8.3.7  WPC Communication Scheme
      8. 8.3.8  Communication Modulator
      9. 8.3.9  Adaptive Communication Limit
      10. 8.3.10 Synchronous Rectification
      11. 8.3.11 Temperature Sense Resistor Network (TS)
      12. 8.3.12 3-State Driver Recommendations for the TS/CTRL Pin
      13. 8.3.13 Thermal Protection
      14. 8.3.14 WPC v1.3 Compliance – Foreign Object Detection
    4. 8.4 Device Functional Modes
  10. 9 Application and Implementation
    1. 9.1 Application Information
    2. 9.2 Typical Applications
      1. 9.2.1 BQ51013C-Q1 Wireless Power Receiver Used as a Power Supply
        1. 9.2.1.1 Design Requirements
        2. 9.2.1.2 Detailed Design Procedure
          1. 9.2.1.2.1 Using The BQ51013C-Q1 as a Wireless Power Supply: (See Figure 1-1 )
          2. 9.2.1.2.2 Series and Parallel Resonant Capacitor Selection
          3. 9.2.1.2.3 Recommended RX Coils
          4. 9.2.1.2.4 COMM, CLAMP, and BOOT Capacitors
          5. 9.2.1.2.5 Control Pins and CHG
          6. 9.2.1.2.6 Current Limit and FOD
          7. 9.2.1.2.7 RECT and OUT Capacitance
      2. 9.2.2 Dual Power Path: Wireless Power and DC Input
        1. 9.2.2.1 Design Requirements
        2. 9.2.2.2 Detailed Design Procedure
        3. 9.2.2.3 Application Curves
      3. 9.2.3 Wireless and Direct Charging of a Li-Ion Battery at 400 mA
        1. 9.2.3.1 Design Requirements
        2. 9.2.3.2 Detailed Design Procedure
        3. 9.2.3.3 Application Curves
  11. 10Power Supply Recommendations
  12. 11Layout
    1. 11.1 Layout Guidelines
    2. 11.2 Layout Example
  13. 12Device and Documentation Support
    1. 12.1 Device Support
      1. 12.1.1 Third-Party Products Disclaimer
      2. 12.1.2 Development Support
    2. 12.2 Receiving Notification of Documentation Updates
    3. 12.3 Support Resources
    4. 12.4 Trademarks
    5. 12.5 Electrostatic Discharge Caution
    6. 12.6 Glossary
  14. 13Revision History
  15. 14Mechanical, Packaging, and Orderable Information

5 Device Comparison Table

DEVICE FUNCTION VOUT (VBAT-REG) MAXIMUM POUT I2C WPC VERSION
BQ51003 Wireless Receiver 5V 2.5W No V1.2
BQ51013B Wireless Receiver 5V 5W No V1.2
BQ51013C Wireless Receiver 5V 5W No V1.3
BQ51013B-Q1 Automotive Wireless Receiver 5V 5W No V1.2
BQ51013C-Q1 Automotive Wireless Receiver 5V 5W No V1.3
BQ51020 Wireless Receiver 4.5V to 8V 5W No V1.2
BQ51021 Wireless Receiver 4.5V to 8V 5W Yes V1.2
BQ51050B Wireless Receiver and Direct Charger 4.2V 5W No V1.2
BQ51051B Wireless Receiver and Direct Charger 4.35V 5W No V1.2
BQ51052B Wireless Receiver and Direct Charger 4.4V 5W No V1.2