SLVS791E November   2007  – July 2016 TPS61160 , TPS61161

PRODUCTION DATA.  

  1. 1 Features
  2. 2 Applications
  3. 3 Description
  4. 4 Revision History
  5. 5 Pin Configuration and Functions
  6. 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 Timing Requirements
    7. 6.7 Typical Characteristics
      1. 6.7.1 Table Of Graphs
  7. 7 Detailed Description
    1. 7.1 Overview
    2. 7.2 Functional Block Diagram
    3. 7.3 Feature Description
      1. 7.3.1 Soft Start-Up
      2. 7.3.2 Open LED Protection
      3. 7.3.3 Current Program
      4. 7.3.4 LED Brightness Dimming Mode Selection
      5. 7.3.5 Undervoltage Lockout
      6. 7.3.6 Thermal Shutdown
    4. 7.4 Device Functional Modes
      1. 7.4.1 Shutdown
      2. 7.4.2 PWM Brightness Dimming
      3. 7.4.3 Digital One-Wire Brightness Dimming
      4. 7.4.4 External PWM Dimming
    5. 7.5 Programming
      1. 7.5.1 EasyScale: One-Wire Digital Dimming
  8. 8 Application and Implementation Information
    1. 8.1 Application Information
    2. 8.2 Typical Applications
      1. 8.2.1 Typical Application of TPS61161
        1. 8.2.1.1 Design Requirements
        2. 8.2.1.2 Detailed Design Procedure
          1. 8.2.1.2.1 Maximum Output Current
          2. 8.2.1.2.2 Inductor Selection
          3. 8.2.1.2.3 Schottky Diode Selection
          4. 8.2.1.2.4 Compensation Capacitor Selection
          5. 8.2.1.2.5 Input and Output Capacitor Selection
        3. 8.2.1.3 Application Curves
      2. 8.2.2 Li-Ion Driver for 6 White LEDs with External PWM Dimming Network
        1. 8.2.2.1 Design Requirements
        2. 8.2.2.2 Detailed Design Procedure
          1. 8.2.2.2.1 Choosing Component Values
        3. 8.2.2.3 Application Curves
      3. 8.2.3 Li-Ion Driver for 6 White LEDs
        1. 8.2.3.1 Design Requirements
        2. 8.2.3.2 Detailed Design Procedure
        3. 8.2.3.3 Application Curves
      4. 8.2.4 Li-Ion Driver for 8 White LEDs
        1. 8.2.4.1 Design Requirements
        2. 8.2.4.2 Detailed Design Procedure
        3. 8.2.4.3 Application Curves
  9. 9 Power Supply Recommendations
  10. 10Layout
    1. 10.1 Layout Guidelines
    2. 10.2 Layout Example
    3. 10.3 Thermal Considerations
  11. 11Device and Documentation Support
    1. 11.1 Device Support
      1. 11.1.1 Third-Party Products Disclaimer
    2. 11.2 Documentation Support
      1. 11.2.1 Related Documentation
    3. 11.3 Related Links
      1. 11.3.1 Related Links
    4. 11.4 Receiving Notification of Documentation Updates
    5. 11.5 Community Resources
    6. 11.6 Trademarks
    7. 11.7 Electrostatic Discharge Caution
    8. 11.8 Glossary
  12. 12Mechanical, Packaging, and Orderable Information

Package Options

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

4 Revision History

Changes from D Revision (June 2015) to E Revision

  • Changed package name from "SON" to "WSON" throughout document Go
  • Deleted the "Duty" rows the Recommended Operating Conditions; added "tPWM_MIN" rowGo

Changes from C Revision (April 2012) to D Revision

  • Added Pin Configuration and Functions section, ESD Rating table, Feature Description , Device Functional Modes, Application and Implementation, Power Supply Recommendations, Dos and Don'ts, Layout, Device and Documentation Support , and Mechanical, Packaging, and Orderable Information sections; change package name from QFN to SON; remove Ordering Information table - info duplicated in POAGo
  • Deleted Dissipation Ratings table - replaced by updated Thermal Information. Go
  • Added paragraph re: not using EasyScale to change feedback voltage from 0 mVGo

Changes from B Revision (July 2011) to C Revision

  • Changed the Maximum duty cycle MIN value From: 90% To: 93% and the TYP value From: 93% To: 95%Go
  • Changed position of VI = 5 V and VI = 3.6 V in Figure 3Go

Changes from A Revision (September 2008) to B Revision

  • Changed Features item From: 26V Open LED Protection for 6 LEDs (TPS61160) To: 26-V Open LED Protection (TPS61160)Go
  • Changed Features item From: 38V Open LED Protection for 10 LEDs (TPS61161) To: 38-V Open LED Protection (TPS61161)Go
  • ; added 38V max to Typical Application diagram; . Go
  • Changed the COMP and CTRL Description in the Terminal Function TableGo
  • Changed text to clarify the "Open LED Protection" description.Go
  • Changed Figure 13Go
  • Changed the COMPENSATION CAPACITOR SELECTION sectionGo