SLVSDJ5D August   2016  – January 2018 TPS25741 , TPS25741A

UNLESS OTHERWISE NOTED, this document contains PRODUCTION DATA.  

  1. 1 Features
  2. 2 Applications
  3. 3 Description
    1.     Device Images
      1.      Simplified Implementations in DFP Host Ports
  4. 4 Revision History
  5. 5 Device Comparison Table
  6. 6 Pin Configuration and Functions
    1.     Pin 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 Timing Requirements
    7. 7.7 Switching Characteristics
    8. 7.8 Typical Characteristics
  8. 8 Detailed Description
    1. 8.1 Overview
      1. 8.1.1 VBUS Capacitance
      2. 8.1.2 USB Data Communications
    2. 8.2 Functional Block Diagram
    3. 8.3 Feature Description
      1. 8.3.1  USB Type-C CC Logic (CC1, CC2)
      2. 8.3.2  9.3.2 VCONN Supply (VCONN, CC1, CC2)
      3. 8.3.3  USB Power Delivery BMC Transmission (CC1, CC2, VTX)
      4. 8.3.4  USB Power Delivery BMC Reception (CC1, CC2)
      5. 8.3.5  Discharging (DSCG, VPWR)
        1. 8.3.5.1 Discharging after a Fault (VPWR)
      6. 8.3.6  Configuring Voltage Capabilities (HIPWR, EN9V, EN12V)
      7. 8.3.7  Configuring Power Capabilities (PSEL, PCTRL, HIPWR)
      8. 8.3.8  Gate Drivers
        1. 8.3.8.1 GDNG, GDNS
        2. 8.3.8.2 G5V
        3. 8.3.8.3 GDPG
      9. 8.3.9  Fault Monitoring and Protection
        1. 8.3.9.1 Over/Under Voltage (VBUS)
        2. 8.3.9.2 Over-Current Protection (ISNS, VBUS)
        3. 8.3.9.3 System Fault Input (GD, VPWR)
      10. 8.3.10 Voltage Control (CTL1, CTL2)
      11. 8.3.11 Sink Attachment Indicator (UFP, DVDD)
      12. 8.3.12 Accessory Attachment Indicator (AUDIO, DEBUG)
      13. 8.3.13 Plug Polarity Indication (POL)
      14. 8.3.14 Power Supplies (VAUX, VDD, VPWR, DVDD)
      15. 8.3.15 Grounds (AGND, GND)
      16. 8.3.16 Output Power Supply (DVDD)
    4. 8.4 Device Functional Modes
      1. 8.4.1 Sleep Mode
      2. 8.4.2 Checking VBUS at Start Up
  9. 9 Application and Implementation
    1. 9.1 Application Information
      1. 9.1.1 System-Level ESD Protection
      2. 9.1.2 Use of GD Internal Clamp
      3. 9.1.3 Resistor Divider on GD for Programmable Start Up
      4. 9.1.4 Selection of the CTL1 and CTL2 Resistors (RFBL1 and RFBL2)
      5. 9.1.5 Voltage Transition Requirements
      6. 9.1.6 VBUS Slew Control using GDNG CSLEW
      7. 9.1.7 Tuning OCP Using RF and CF
    2. 9.2 Typical Applications
      1. 9.2.1 A/C Multiplexing Power Source
        1. 9.2.1.1 Design Requirements
        2. 9.2.1.2 Detailed Design Procedure
          1. 9.2.1.2.1 Power Pin Bypass Capacitors
          2. 9.2.1.2.2 Non-Configurable Components
          3. 9.2.1.2.3 Configurable Components
        3. 9.2.1.3 Application Curves
      2. 9.2.2 D/C Power Source
        1. 9.2.2.1 Design Requirements
        2. 9.2.2.2 Detailed Design Procedure
          1. 9.2.2.2.1 Power Pin Bypass Capacitors
          2. 9.2.2.2.2 Non-Configurable Components
          3. 9.2.2.2.3 Configurable Components
        3. 9.2.2.3 Application Curves
    3. 9.3 System Examples
      1. 9.3.1 A/C Power Source (Wall Adapter)
      2. 9.3.2 Dual-Port Power Managed A/C Power Source (Wall Adapter)
  10. 10Power Supply Recommendations
    1. 10.1 VDD
    2. 10.2 VCONN
    3. 10.3 VPWR
  11. 11Layout
    1. 11.1 Layout Guidelines
      1. 11.1.1 Port Current Kelvin Sensing
      2. 11.1.2 Power Pin Bypass Capacitors
      3. 11.1.3 Supporting Components
    2. 11.2 Layout Example
  12. 12Device and Documentation Support
    1. 12.1 Documentation Support
    2. 12.2 Related Links
    3. 12.3 Receiving Notification of Documentation Updates
    4. 12.4 Community Resources
    5. 12.5 Trademarks
    6. 12.6 Electrostatic Discharge Caution
    7. 12.7 Glossary
  13. 13Mechanical, Packaging, and Orderable Information

Package Options

Mechanical Data (Package|Pins)
Thermal pad, mechanical data (Package|Pins)
Orderable Information

12.1 Documentation Support

USB Power Delivery and USB Type-C specifications available at: http://www.usb.org/home

TPS25741EVM-802 and TPS25741AEVM-802 EVM User's Guide for Desktops

TPS25741/TPS25741A Design Calculator Tool

TPS25741 Power Multiplexing Introduction and Design Considerations