ZHCSEX9D March   2016  – July 2017 TPS548D22

PRODUCTION DATA.  

1. 1 特性
2. 2 應用
3. 3 說明
4. 4 修訂歷史記錄
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 40-A FET
      2. 7.3.2 On-Resistance
      3. 7.3.3 Package Size, Efficiency and Thermal Performance
      4. 7.3.4 Soft-Start Operation
      5. 7.3.5 VDD Supply Undervoltage Lockout (UVLO) Protection
      6. 7.3.6 EN_UVLO Pin Functionality
      7. 7.3.7 Fault Protections
         1. 7.3.7.1 Current Limit (ILIM) Functionality
         2. 7.3.7.2 VDD Undervoltage Lockout (UVLO)
         3. 7.3.7.3 Overvoltage Protection (OVP) and Undervoltage Protection (UVP)
         4. 7.3.7.4 Out-of-Bounds Operation
         5. 7.3.7.5 Overtemperature Protection
   4. 7.4 Device Functional Modes
      1. 7.4.1 DCAP3 Control Topology
      2. 7.4.2 DCAP Control Topology
   5. 7.5 Programming
      1. 7.5.1 Programmable Pin-Strap Settings
         1. 7.5.1.1 Frequency Selection (FSEL) Pin
         2. 7.5.1.2 VSEL Pin
         3. 7.5.1.3 DCAP3 Control and Mode Selection
            1. 7.5.1.3.1 Application Workaround to Support 4-ms and 8-ms SS Settings
      2. 7.5.2 Programmable Analog Configurations
         1. 7.5.2.1 RSP/RSN Remote Sensing Functionality
            1. 7.5.2.1.1 Output Differential Remote Sensing Amplifier
         2. 7.5.2.2 Power Good (PGOOD Pin) Functionality
8. 8 Application and Implementation
   1. 8.1 Application Information
   2. 8.2 Typical Applications
      1. 8.2.1 TPS548D22 1.5-V to 16-V Input, 1-V Output, 40-A Converter
      2. 8.2.2 Design Requirements
      3. 8.2.3 Design Procedure
         1. 8.2.3.1  Switching Frequency Selection
         2. 8.2.3.2  Inductor Selection
         3. 8.2.3.3  Output Capacitor Selection
            1. 8.2.3.3.1 Minimum Output Capacitance to Ensure Stability
            2. 8.2.3.3.2 Response to a Load Transient
            3. 8.2.3.3.3 Output Voltage Ripple
         4. 8.2.3.4  Input Capacitor Selection
         5. 8.2.3.5  Bootstrap Capacitor Selection
         6. 8.2.3.6  BP Pin
         7. 8.2.3.7  R-C Snubber and VIN Pin High-Frequency Bypass
         8. 8.2.3.8  Optimize Reference Voltage (VSEL)
         9. 8.2.3.9  MODE Pin Selection
         10. 8.2.3.10 Overcurrent Limit Design.
      4. 8.2.4 Application Curves
9. 9 Power Supply Recommendations
10. 10Layout
    1. 10.1 Layout Guidelines
    2. 10.2 Layout Example
       1. 10.2.1 Mounting and Thermal Profile Recommendation
11. 11器件和文檔支持
    1. 11.1 器件支持
       1. 11.1.1 Third-Party Products Disclaimer
    2. 11.2 接收文檔更新通知
    3. 11.3 社區資源
    4. 11.4 商標
    5. 11.5 靜電放電警告
    6. 11.6 Glossary
12. 12機械、封裝和可訂購信息
13. 13Package Option Addendum
    1. 13.1 Packaging Information
    2. 13.2 Tape and Reel Information