ZHCSOO7A August   2021  – November 2021 TPSM8A28 , TPSM8A29

PRODUCTION DATA  

1. 1 特性
2. 2 應用
3. 3 說明
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 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  Internal VCC LDO and Using External Bias on VCC Pin
      2. 7.3.2  Enable
      3. 7.3.3  Output Voltage Setting
         1. 7.3.3.1 Remote Sense
      4. 7.3.4  Internal Fixed Soft Start and External Adjustable Soft Start
      5. 7.3.5  External REFIN for Output Voltage Tracking
      6. 7.3.6  Frequency and Operation Mode Selection
      7. 7.3.7  D-CAP3? Control
      8. 7.3.8  Low-Side FET Zero-Crossing
      9. 7.3.9  Current Sense and Positive Overcurrent Protection
      10. 7.3.10 Low-Side FET Negative Current Limit
      11. 7.3.11 Power Good
      12. 7.3.12 Overvoltage and Undervoltage Protection
      13. 7.3.13 Out-Of-Bounds (OOB) Operation
      14. 7.3.14 Output Voltage Discharge
      15. 7.3.15 UVLO Protection
      16. 7.3.16 Thermal Shutdown
   4. 7.4 Device Functional Modes
      1. 7.4.1 Auto-Skip Eco-Mode Light Load Operation
      2. 7.4.2 Forced Continuous-Conduction Mode
      3. 7.4.3 Powering the Device From a 12-V Bus
      4. 7.4.4 Powering the Device From a 5.0-V Bus
      5. 7.4.5 Powering the Device From a Split-Rail Configuration
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
         1. 8.2.2.1  Output Voltage Setting Point
         2. 8.2.2.2  Choose the Inductor
         3. 8.2.2.3  Set the Current Limit (TRIP)
         4. 8.2.2.4  Choose the Output Capacitor
         5. 8.2.2.5  Choose the Input Capacitors (CIN)
         6. 8.2.2.6  Soft-Start Capacitor (SS/REFIN Pin)
         7. 8.2.2.7  EN Pin Resistor Divider
         8. 8.2.2.8  VCC Bypass Capacitor
         9. 8.2.2.9  BOOT Capacitor
         10. 8.2.2.10 PGOOD Pullup Resistor
      3. 8.2.3 Application Curves
9. 9 Power Supply Recommendations
10. 10Layout
    1. 10.1 Layout Guidelines
    2. 10.2 Layout Example
       1. 10.2.1 Thermal Performance on the TI EVM
    3. 10.3 EMI
11. 11Device and Documentation Support
    1. 11.1 Device Support
       1. 11.1.1 第三方產品免責聲明
    2. 11.2 Documentation Support
       1. 11.2.1 Related Documentation
    3. 11.3 接收文檔更新通知
    4. 11.4 支持資源
    5. 11.5 Trademarks
    6. 11.6 Electrostatic Discharge Caution
    7. 11.7 術語表
12. 12Mechanical, Packaging, and Orderable Information