ZHCSJV0G June   2018  – July 2021 TPS25830-Q1 , TPS25831-Q1

PRODUCTION DATA  

1. 1 特性
2. 2 應用
3. 3 說明
4. 4 Revision History
5. 5 說明（續(xù)）
6. 6 Device Comparison Table
7. 7 Pin Configuration and Functions
8. 8 Specifications
   1. 8.1 Absolute Maximum Ratings
   2. 8.2 ESD Ratings
   3. 8.3 Recommended Operating Conditions
   4. 8.4 Thermal Information
   5. 8.5 Electrical Characteristics
   6. 8.6 Timing Requirements
   7. 8.7 Switching Characteristics
   8. 8.8 Typical Characteristics
9. 9 Parameter Measurement Information
10. 10Detailed Description
    1. 10.1 Overview
    2. 10.2 Functional Block Diagram
    3. 10.3 Feature Description
       1. 10.3.1  Buck Regulator
       2. 10.3.2  Enable/UVLO and Start-up
       3. 10.3.3  Switching Frequency and Synchronization (RT/SYNC)
       4. 10.3.4  Spread-Spectrum Operation
       5. 10.3.5  VCC, VCC_UVLO
       6. 10.3.6  Minimum ON-time, Minimum OFF-time
       7. 10.3.7  Internal Compensation
       8. 10.3.8  Bootstrap Voltage (BOOT)
       9. 10.3.9  RSNS, RSET, RILIMIT and RIMON
       10. 10.3.10 Overcurrent and Short Circuit Protection
           1. 10.3.10.1 Current Limit Setting using RILIMIT
           2. 10.3.10.2 Buck Average Current Limit Design Example
           3. 10.3.10.3 External MOSFET Gate Drivers
           4. 10.3.10.4 Cycle-by-Cycle Buck Current Limit
       11. 10.3.11 Overvoltage, IEC and Short to Battery Protection
           1. 10.3.11.1 VBUS and VCSN/OUT Overvoltage Protection
           2. 10.3.11.2 DP_IN and DM_IN Protection
           3. 10.3.11.3 CC IEC and OVP Protection
       12. 10.3.12 Cable Compensation
           1. 10.3.12.1 Cable Compensation Design Example
       13. 10.3.13 USB Port Control
       14. 10.3.14 FAULT Response
       15. 10.3.15 USB Specification Overview
       16. 10.3.16 USB Type-C? Basics
           1. 10.3.16.1 Configuration Channel
           2. 10.3.16.2 Detecting a Connection
           3. 10.3.16.3 Configuration Channel Pins CC1 and CC2
           4. 10.3.16.4 Current Capability Advertisement and VCONN Overload Protection
           5. 10.3.16.5 Plug Polarity Detection
       17. 10.3.17 Device Power Pins (IN, CSN/OUT, and PGND)
       18. 10.3.18 Thermal Shutdown
       19. 10.3.19 Power Wake
       20. 10.3.20 Thermal Sensing with NTC (TPS25831-Q1)
    4. 10.4 Device Functional Modes
       1. 10.4.1 Shutdown Mode
       2. 10.4.2 Standby Mode
       3. 10.4.3 Active Mode
       4. 10.4.4 Device Truth Table (TT)
       5. 10.4.5 USB Port Operating Modes
          1. 10.4.5.1 USB Type-C Mode
          2. 10.4.5.2 Standard Downstream Port (SDP) Mode — USB 2.0, USB 3.0, and USB 3.1
          3. 10.4.5.3 Charging Downstream Port (CDP) Mode
          4. 10.4.5.4 Dedicated Charging Port (DCP) Mode (TPS25831-Q1 Only)
             1. 10.4.5.4.1 DCP BC1.2 and YD/T 1591-2009
             2. 10.4.5.4.2 DCP Divider-Charging Scheme
             3. 10.4.5.4.3 DCP 1.2-V Charging Scheme
          5. 10.4.5.5 DCP Auto Mode (TPS25831-Q1 Only)
       6. 10.4.6 High-Bandwidth Data-Line Switches (TPS25830-Q1 only)
11. 11Application and Implementation
    1. 11.1 Application Information
    2. 11.2 Typical Application
       1. 11.2.1 Design Requirements
       2. 11.2.2 Detailed Design Procedure
          1. 11.2.2.1  Output Voltage
          2. 11.2.2.2  Switching Frequency
          3. 11.2.2.3  Inductor Selection
          4. 11.2.2.4  Output Capacitor Selection
          5. 11.2.2.5  Input Capacitor Selection
          6. 11.2.2.6  Bootstrap Capacitor Selection
          7. 11.2.2.7  VCC Capacitor Selection
          8. 11.2.2.8  Enable and Undervoltage Lockout Set-Point
          9. 11.2.2.9  Current Limit Set-Point
          10. 11.2.2.10 Cable Compensation Set-Point
          11. 11.2.2.11 LD_DET, POL, and FAULT Resistor Selection
       3. 11.2.3 Application Curves
12. 12Power Supply Recommendations
13. 13Layout
    1. 13.1 Layout Guidelines
    2. 13.2 Ground Plane and Thermal Considerations
    3. 13.3 Layout Example
14. 14Device and Documentation Support
    1. 14.1 Related Links
    2. 14.2 接收文檔更新通知
    3. 14.3 支持資源
    4. 14.4 Trademarks
    5. 14.5 Electrostatic Discharge Caution
    6. 14.6 術語表
15. 15Mechanical, Packaging, and Orderable Information