SLVSAD5A July   2010  – August 2015 TPS62120 , TPS62122

PRODUCTION DATA.  

  1. 1 Features
  2. 2 Applications
  3. 3 Description
  4. 4 Revision History
  5. 5 Device Comparison Table
  6. 6 Pin Configuration and Functions
  7. 7 Specifications
    1. 7.1 Absolute Maximum Ratings
    2. 7.2 ESD 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 Diagram
    3. 8.3 Feature Description
      1. 8.3.1 Undervoltage Lockout
      2. 8.3.2 Enable and Shutdown
      3. 8.3.3 Power Good Output
      4. 8.3.4 SGND Open-Drain Output
      5. 8.3.5 Thermal Shutdown
    4. 8.4 Device Functional Modes
      1. 8.4.1 Soft Start
      2. 8.4.2 Main Control Loop
      3. 8.4.3 100% Duty Cycle Low-Dropout Operation
      4. 8.4.4 Short-Circuit Protection
  9. 9 Application and Implementation
    1. 9.1 Application Information
    2. 9.2 Typical Applications
      1. 9.2.1 TPS62120 With Open-Drain Output
        1. 9.2.1.1 Design Requirements
        2. 9.2.1.2 Detailed Design Procedure
          1. 9.2.1.2.1 Output Voltage Setting
          2. 9.2.1.2.2 Output Filter Design (Inductor and Output Capacitor)
          3. 9.2.1.2.3 Inductor Selection
          4. 9.2.1.2.4 Output Capacitor Selection
          5. 9.2.1.2.5 Input Capacitor Selection
          6. 9.2.1.2.6 Checking Loop Stability
        3. 9.2.1.3 Application Curves
      2. 9.2.2 Standard Circuit for TPS62122
    3. 9.3 System Examples
      1. 9.3.1 TPS62120 1.8-V Output Voltage Configuration
      2. 9.3.2 TPS62120 3.06-V Output Voltage Configuration
      3. 9.3.3 TPS62122 2.0-V Output Voltage Configuration
      4. 9.3.4 TPS62120 1.8-V VOUT Configuration Powered From a High-Impedance Source
  10. 10Power Supply Recommendations
  11. 11Layout
    1. 11.1 Layout Guidelines
    2. 11.2 Layout Examples
  12. 12Device and Documentation Support
    1. 12.1 Device Support
      1. 12.1.1 Third-Party Products Disclaimer
    2. 12.2 Related Links
    3. 12.3 Community Resources
    4. 12.4 Trademarks
    5. 12.5 Electrostatic Discharge Caution
    6. 12.6 Glossary
  13. 13Mechanical, Packaging, and Orderable Information

封装选项

机械数据 (封装 | 引脚)
散热焊盘机械数据 (封装 | 引脚)
订购信息

5 Device Comparison Table

PART NUMBER ACTIVE DISCHARGE SWITCH POWER GOOD VOUT
TPS62120(1) yes Open-Drain adjustable
TPS62122(2) no no adjustable
(1) The DCN package is available in tape on reel. Add R suffix to order quantities of 3000 parts per reel, T suffix for 250 parts per reel.
(2) The DRV package is available in tape on reel. Add R suffix to order quantities of 3000 parts per reel, T suffix for 250 parts per reel.
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