ZHCSJG2A March   2019  – September 2019 TPS7A78

PRODUCTION DATA.  

1. 1 特性
2. 2 應用
3. 3 說明
   1.     Device Images
      1.      半橋配置典型原理圖
      2.      全橋配置典型原理圖
4. 4 修訂歷史記錄
5. 5 Pin Configuration and Functions
   1.     Pin 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
7. 7 Detailed Description
   1. 7.1 Overview
   2. 7.2 Functional Block Diagram
   3. 7.3 Feature Description
      1. 7.3.1 Active Bridge Control
      2. 7.3.2 Full-Bridge (FB) and Half-Bridge (HB) Configurations
      3. 7.3.3 4:1 Switched-Capacitor Voltage Reduction
      4. 7.3.4 Undervoltage Lockout Circuits (VUVLO_SCIN) and (VUVLO_LDO_IN)
      5. 7.3.5 Dropout Voltage Regulation
      6. 7.3.6 Current Limit
      7. 7.3.7 Programmable Power-Fail Detection
      8. 7.3.8 Power-Good (PG) Detection
      9. 7.3.9 Thermal Shutdown
   4. 7.4 Device Functional Modes
      1. 7.4.1 Normal Operation
      2. 7.4.2 Dropout Mode
      3. 7.4.3 Disabled Mode
8. 8 Application and Implementation
   1. 8.1 Application Information
      1. 8.1.1 Recommended Capacitor Types
      2. 8.1.2 Input and Output Capacitors Requirements
      3. 8.1.3 Startup Behavior
      4. 8.1.4 Load Transient
      5. 8.1.5 Standby Power and Output Efficiency
      6. 8.1.6 Reverse Current
      7. 8.1.7 Switched-Capacitor Stage Output Impedance
      8. 8.1.8 Power Dissipation (PD)
      9. 8.1.9 Estimating Junction Temperature
   2. 8.2 Typical Application
      1. 8.2.1 Design Requirements
      2. 8.2.2 Detailed Design Procedure
         1. 8.2.2.1 Calculating the Cap-Drop Capacitor CS
            1. 8.2.2.1.1 CS Calculations for the Typical Design
         2. 8.2.2.2 Calculating the Surge Resistor RS
            1. 8.2.2.2.1 RS Calculations for the Typical Design
         3. 8.2.2.3 Checking for the Device Maximum ISHUNT Current
            1. 8.2.2.3.1 ISHUNT Calculations for the Typical Design
         4. 8.2.2.4 Calculating the Bulk Capacitor CSCIN
            1. 8.2.2.4.1 CSCIN Calculations for the Typical Design
         5. 8.2.2.5 Calculating the PFD Pin Resistor Dividers for a Power-Fail Detection
            1. 8.2.2.5.1 PFD Pin Resistor Divider Calculations for the Typical Design
         6. 8.2.2.6 Summary of the Typical Application Design Components
      3. 8.2.3 Application Curves
9. 9 Power Supply Recommendations
10. 10Layout
    1. 10.1 Layout Guidelines
    2. 10.2 Layout Example
11. 11器件和文檔支持
    1. 11.1 器件支持
       1. 11.1.1 開發支持
          1. 11.1.1.1 評估模塊
          2. 11.1.1.2 SIMPLIS 模型
       2. 11.1.2 器件命名規則
    2. 11.2 文檔支持
       1. 11.2.1 相關文檔
    3. 11.3 接收文檔更新通知
    4. 11.4 社區資源
    5. 11.5 商標
    6. 11.6 靜電放電警告
    7. 11.7 Glossary
12. 12機械、封裝和可訂購信息