SLUS670C JULY   2005  – January 2015 TPS51120

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 Recommended Operating Conditions
    3. 6.3 Thermal Information
    4. 6.4 Electrical Characteristics
    5. 6.5 Typical Characteristics
  7. 7 Detailed Description
    1. 7.1 Overview
    2. 7.2 Functional Block Diagram
    3. 7.3 Feature Description
      1. 7.3.1  PWM Operation
      2. 7.3.2  Adaptive On-Time Control
      3. 7.3.3  Light Load Operation
      4. 7.3.4  Forced PWM Operation
      5. 7.3.5  5-V, 100-mA, LDO and Switchover (VREG5)
      6. 7.3.6  3.3-V, 100-mA, LDO and Switchover (VREG3)
      7. 7.3.7  2-V, 50-uA Sink - Source Reference (VREF2)
      8. 7.3.8  Low-Side Driver
      9. 7.3.9  High-Side Driver
      10. 7.3.10 Soft-Start
      11. 7.3.11 Soft-Stop
      12. 7.3.12 Powergood
      13. 7.3.13 Current Sensing and Overcurrent Protection
      14. 7.3.14 Overvoltage Protection
      15. 7.3.15 Undervoltage Protection
      16. 7.3.16 5-V Supply and UVLO Protection
      17. 7.3.17 VIN Line Sag Protection (Dynamic UVP)
      18. 7.3.18 Thermal Shutdown
    4. 7.4 Device Functional Modes
      1. 7.4.1 Current Mode
        1. 7.4.1.1 Current Mode Operation
      2. 7.4.2 D-Cap Mode
        1. 7.4.2.1 D-Cap Mode Operation
    5. 7.5 Programming
  8. 8 Application and Implementation
    1. 8.1 Application Information
    2. 8.2 Typical Application
      1. 8.2.1 Design Requirements
      2. 8.2.2 Detailed Design Procedure
      3. 8.2.3 Application Curves
  9. 9 Power Supply Recommendations
  10. 10Layout
    1. 10.1 Layout Guidelines
    2. 10.2 Layout Example
  11. 11Device and Documentation Support
    1. 11.1 Trademarks
    2. 11.2 Electrostatic Discharge Caution
    3. 11.3 Glossary
  12. 12Mechanical, Packaging, and Orderable Information

Package Options

Refer to the PDF data sheet for device specific package drawings

Mechanical Data (Package|Pins)
  • RHB|32
Thermal pad, mechanical data (Package|Pins)
Orderable Information

11 Device and Documentation Support

11.1 Trademarks

D-CAP is a trademark of Texas Instruments.

All other trademarks are the property of their respective owners.

11.2 Electrostatic Discharge Caution

esds-image

These devices have limited built-in ESD protection. The leads should be shorted together or the device placed in conductive foam during storage or handling to prevent electrostatic damage to the MOS gates.

11.3 Glossary

SLYZ022 — TI Glossary.

This glossary lists and explains terms, acronyms, and definitions.