SLVSGS9E March   2023  – June 2024 TPS61299

PRODUCTION DATA  

  1.   1
  2. 1 Features
  3. 2 Applications
  4. 3 Description
  5. 4 Device Comparison Table
  6. 5 Pin Configuration and Functions
  7. 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 System Characteristics
    7. 6.7 Typical Characteristics
  8. 7 Detailed Description
    1. 7.1 Overview
    2. 7.2 Functional Block Diagram
    3. 7.3 Feature Description
      1. 7.3.1  Boost Control Operation
      2. 7.3.2  Version Detection
      3. 7.3.3  Under-voltage Lockout
      4. 7.3.4  Switching Frequency
      5. 7.3.5  Input Current Limit
      6. 7.3.6  Enable and Disable
      7. 7.3.7  Soft-Start Timing
      8. 7.3.8  Down Mode
      9. 7.3.9  Pass-Through Operation
      10. 7.3.10 Output Short-to-Ground Protection
      11. 7.3.11 Thermal Shutdown
    4. 7.4 Device Functional Modes
      1. 7.4.1 Fast Load Transient Mode and Normal Mode
  9. 8 Application and Implementation
    1. 8.1 Application Information
    2. 8.2 Typical Application-Li-ion Battery to 5V Boost Converter Under Fast Mode
      1. 8.2.1 Design Requirements
      2. 8.2.2 Detailed Design Procedure
        1. 8.2.2.1 Maximum Output Current
        2. 8.2.2.2 Inductor Selection
        3. 8.2.2.3 Output Capacitor Selection
        4. 8.2.2.4 Input Capacitor Selection
      3. 8.2.3 Application Curves
    3. 8.3 Typical Application-Li-ion Battery to 5V Boost Converter Under Normal Mode
      1. 8.3.1 Design Requirements
      2. 8.3.2 Application Curves
    4. 8.4 TPS61299xA Typical Application-Li-ion Battery to 5V Boost Converter Under Normal Mode
      1. 8.4.1 Design Requirements
      2. 8.4.2 Application Curves
    5. 8.5 Power Supply Recommendations
    6. 8.6 Layout
      1. 8.6.1 Layout Guidelines
      2. 8.6.2 Layout Example
    7. 8.7 Thermal Information
  10. 9 Device and Documentation Support
    1. 9.1 Device Support
      1. 9.1.1 Third-Party Products Disclaimer
    2. 9.2 Documentation Support
      1. 9.2.1 Related Documentation
    3. 9.3 Receiving Notification of Documentation Updates
    4. 9.4 Support Resources
    5. 9.5 Trademarks
    6. 9.6 Electrostatic Discharge Caution
    7. 9.7 Glossary
  11. 10Revision History
  12. 11Mechanical, Packaging, and Orderable Information

1 Features

  • Input voltage range: 0.5V to 5.5V
  • 0.7V minimum start-up voltage for TPS61299x
  • 0.9V minimum start-up voltage for TPS61299xA
  • Input operating voltage down to 150mV with signal VIN > 0.7V for TPS61299x
  • Input operating voltage down to 150mV with signal VIN > 0.9V for TPS61299xA
  • Output voltage range: 1.8V to 5.5V VSEL pin select output voltage
  • Average input current limit: 5mA; 25mA; 50mA; 100mA; 250mA, 500mA, 1.2A, 1.9A
    (different versions)
  • 95nA typical quiescent current from VOUT
  • 60nA typical shutdown current from VIN to GND for TPS61299x
  • 30nA typical force pass through current from VIN to GND for TPS61299xA
  • Up to 91% efficiency at VIN = 3.6V, VOUT = 5V, and IOUT =10μA
  • Up to 94% efficiency at VIN = 3.6V, VOUT = 5V, and IOUT =200mA
  • Fast transient performance: setting time ~8μs at VIN = 3.6V, VOUT = 5V, IOUT = 0A -> 200mA
  • True disconnection at EN low for TPS61299x
  • Force pass through at EN low for TPS61299xA
  • Automatic PFM/PWM mode transition
  • Auto pass-through at VIN > VOUT
  • Output SCP and thermal shutdown protections
  • 6-Pin WCSP (1.2mm x 0.8mm) / SOT563 package (1.6mm x 1.6mm)