SLVS776B January   2009  – November 2014 TPS61220 , TPS61221 , TPS61222

PRODUCTION DATA.  

  1. 1 Features
  2. 2 Applications
  3. 3 Description
  4. 4 Simplified Schematic
  5. 5 Revision History
  6. 6 Pin Configuration and Functions
  7. 7 Specifications
    1. 7.1 Absolute Maximum Ratings
    2. 7.2 Handling Ratings
    3. 7.3 Recommended Operating Conditions
    4. 7.4 Thermal Information
    5. 7.5 Electrical Characteristics
    6. 7.6 Typical Characteristics
  8. 8 Parameter Measurement Information
  9. 9 Detailed Description
    1. 9.1 Overview
    2. 9.2 Functional Block Diagrams
    3. 9.3 Feature Description
      1. 9.3.1 Controller Circuit
      2. 9.3.2 Device Enable And Shutdown Mode
      3. 9.3.3 Startup
      4. 9.3.4 Operation At Output Overload
      5. 9.3.5 Undervoltage Lockout
      6. 9.3.6 Overvoltage Protection
      7. 9.3.7 Overtemperature Protection
    4. 9.4 Device Functional Modes
  10. 10Applications and Implementation
    1. 10.1 Application Information
    2. 10.2 Typical Applications
      1. 10.2.1 Specific Application, Fixed Output Voltage Supply
        1. 10.2.1.1 Design Requirements
        2. 10.2.1.2 Detailed Design Procedure
          1. 10.2.1.2.1 Device Choice
          2. 10.2.1.2.2 Programming The Output Voltage
          3. 10.2.1.2.3 Inductor Selection
          4. 10.2.1.2.4 Capacitor Selection
            1. 10.2.1.2.4.1 Input Capacitor
            2. 10.2.1.2.4.2 Output Capacitor
        3. 10.2.1.3 Application Curves
      2. 10.2.2 Specific Application, Variable Output Voltage Supply
        1. 10.2.2.1 Design Requirements
        2. 10.2.2.2 Detailed Design Procedure
          1. 10.2.2.2.1 Device Selection
          2. 10.2.2.2.2 Programming The Output Voltage
          3. 10.2.2.2.3 Inductor Selection
          4. 10.2.2.2.4 Capacitor Selection
        3. 10.2.2.3 Application Curves
  11. 11Power Supply Recommendations
    1. 11.1 Typical Power Sources
    2. 11.2 Input Voltage Effects On Output Current and Efficiency
    3. 11.3 Behavior While Disabled
    4. 11.4 Startup
  12. 12Layout
    1. 12.1 Layout Guidelines
    2. 12.2 Layout Example
    3. 12.3 Thermal Considerations
  13. 13Device and Documentation Support
    1. 13.1 Device Support
      1. 13.1.1 Third-Party Products Disclaimer
      2. 13.1.2 Development Support
    2. 13.2 Documentation Support
      1. 13.2.1 Related Documentation
    3. 13.3 Related Links
    4. 13.4 Trademarks
    5. 13.5 Electrostatic Discharge Caution
    6. 13.6 Glossary
  14. 14Mechanical, Packaging, and Orderable Information

Package Options

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

5 Revision History

Changes from A Revision (April 2014) to B Revision

  • Changed format of Handling Ratings table. Go
  • Added new note to Application and Implementation section.Go
  • Renamed "Thermal Information" section to "Thermal Considerations" section. Go

Changes from * Revision (August 2009) to A Revision

  • Updated data sheet formatGo
  • Changed the data sheet title From: LOW INPUT VOLTAGE STEP-UP CONVERTER IN 6 PIN SC-70 PACKAGE To: TPS6122x LOW INPUT VOLTAGE, 0.7V BOOST CONVERTER WITH 5.5μA QUIESCENT CURRENTGo
  • Changed Feature bullet and Simplified Schematic text from "....1.8 V to 5.5 V" to "....1.8 V to 6 V"Go
  • Deleted "machine model" ESD rating because JEDEC discontinued its use in 2012. Go
  • Changed Overvoltage protect threshold min and VOUT max levels from 5.5V to 6VGo
  • Changed Adjustable output voltage version description text string from "....voltage is 5.5 V" to "....voltage is 6.0 V"Go
  • Changed Layout diagram to correct typo in resistor numbers.Go