SLVS947C October   2009  – August 2014 TPS53125

PRODUCTION DATA.  

  1. 1 Features
  2. 2 Applications
  3. 3 Description
  4. 4 Simplified Schematics
  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 Detailed Description
    1. 8.1 Overview
    2. 8.2 Functional Block Diagrams
    3. 8.3 Feature Description
      1. 8.3.1  PWM Operation
      2. 8.3.2  Drivers
      3. 8.3.3  PWM Frequency and Adaptive On-Time Control
      4. 8.3.4  5-Volt Regulator
      5. 8.3.5  Soft Start
      6. 8.3.6  Pre-Bias Support
      7. 8.3.7  Output Discharge Control
      8. 8.3.8  Over Current Limit
      9. 8.3.9  Over/Under Voltage Protection
      10. 8.3.10 UVLO Protection
      11. 8.3.11 Thermal Shutdown
    4. 8.4 Device Functional Modes
  9. 9 Application and Implementation
    1. 9.1 Application Information
    2. 9.2 Typical Application
      1. 9.2.1 Design Requirements (QFN)
      2. 9.2.2 Detailed Design Procedure (QFN)
        1. 9.2.2.1 Choose Inductor
        2. 9.2.2.2 Choose Output Capacitor
        3. 9.2.2.3 Choose Input Capacitor
        4. 9.2.2.4 Choose Bootstrap Capacitor
        5. 9.2.2.5 Choose VREG5 and V5FILT Capacitor
        6. 9.2.2.6 Choose Output Voltage Set Point Resistors
        7. 9.2.2.7 Choose Over Current Set Point Resistor
        8. 9.2.2.8 Choose Soft Start Capacitor
      3. 9.2.3 Application Curves (QFN)
    3. 9.3 Typical Application Circuit, TSSOP
      1. 9.3.1 Design Requirements
      2. 9.3.2 Detailed Design Procedure
      3. 9.3.3 Application Curves
  10. 10Power Supply Recommendations
  11. 11Layout
    1. 11.1 Layout Suggestions
    2. 11.2 Layout Example
  12. 12Device and Documentation Support
    1. 12.1 Trademarks
    2. 12.2 Electrostatic Discharge Caution
    3. 12.3 Glossary
  13. 13Mechanical, Packaging, and Orderable Information

パッケージ・オプション

メカニカル・データ（パッケージ｜ピン）
サーマルパッド・メカニカル・データ

12 Device and Documentation Support

12.1 Trademarks

D-CAP2 is a trademark of Texas Instruments.

All other trademarks are the property of their respective owners.

12.2 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.

12.3 Glossary

SLYZ022 — TI Glossary.

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