ZHCSO63 June   2021 TPS65994AE

PRODUCTION DATA  

  1. 1 特性
  2. 2 应用
  3. 3 说明
  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  Recommended Capacitance
    5. 6.5  Thermal Information
    6. 6.6  Power Supply Characteristics
    7. 6.7  Power Consumption
    8. 6.8  PP_5V Power Switch Characteristics
    9. 6.9  PP_EXT Power Switch Characteristics
    10. 6.10 Power Path Supervisory
    11. 6.11 CC Cable Detection Parameters
    12. 6.12 CC VCONN Parameters
    13. 6.13 CC PHY Parameters
    14. 6.14 Thermal Shutdown Characteristics
    15. 6.15 ADC Characteristics
    16. 6.16 Input/Output (I/O) Characteristics
    17. 6.17 I2C Requirements and Characteristics
    18. 6.18 Typical Characteristics
  7. 7 Parameter Measurement Information
  8. 8 Detailed Description
    1. 8.1 Overview
    2. 8.2 Functional Block Diagram
    3. 8.3 Feature Description
      1. 8.3.1  USB-PD Physical Layer
        1. 8.3.1.1 USB-PD Encoding and Signaling
        2. 8.3.1.2 USB-PD Bi-Phase Marked Coding
        3. 8.3.1.3 USB-PD Transmit (TX) and Receive (Rx) Masks
        4. 8.3.1.4 USB-PD BMC Transmitter
        5. 8.3.1.5 USB-PD BMC Receiver
        6. 8.3.1.6 Squelch Receiver
      2. 8.3.2  Power Management
        1. 8.3.2.1 Power-On And Supervisory Functions
        2. 8.3.2.2 VBUS LDO
      3. 8.3.3  Power Paths
        1. 8.3.3.1 Internal Sourcing Power Paths
          1. 8.3.3.1.1  PP_5Vx Current Clamping
          2. 8.3.3.1.2  PP_5Vx Local Overtemperature Shut Down (OTSD)
          3. 8.3.3.1.3  PP_5Vx Current Sense
          4. 8.3.3.1.4  PP_5Vx OVP
          5. 8.3.3.1.5  PP_5Vx UVLO
          6. 8.3.3.1.6  PP_5Vx Reverse Current Protection
          7. 8.3.3.1.7  Fast Role Swap
          8. 8.3.3.1.8  PP_CABLE Current Clamp
          9. 8.3.3.1.9  PP_CABLE Local Overtemperature Shut Down (OTSD)
          10. 8.3.3.1.10 PP_CABLE UVLO
        2. 8.3.3.2 Sink Path Control
          1. 8.3.3.2.1 Overvoltage Protection (OVP)
          2. 8.3.3.2.2 Reverse-Current Protection (RCP)
          3. 8.3.3.2.3 VBUS UVLO
          4. 8.3.3.2.4 Discharging VBUS to Safe Voltage
      4. 8.3.4  Cable Plug and Orientation Detection
        1. 8.3.4.1 Configured as a Source
        2. 8.3.4.2 Configured as a Sink
        3. 8.3.4.3 Configured as a DRP
        4. 8.3.4.4 Fast Role Swap Signal Detection
      5. 8.3.5  Default Behavior Configuration (ADCIN1, ADCIN2)
      6. 8.3.6  ADC
      7. 8.3.7  DisplayPort Hot-Plug Detect (HPD)
      8. 8.3.8  Digital Interfaces
        1. 8.3.8.1 General GPIO
        2. 8.3.8.2 I2C Interface
      9. 8.3.9  Digital Core
      10. 8.3.10 I2C Interface
        1. 8.3.10.1 I2C Interface Description
        2. 8.3.10.2 I2C Clock Stretching
        3. 8.3.10.3 I2C Address Setting
        4. 8.3.10.4 Unique Address Interface
    4. 8.4 Device Functional Modes
      1. 8.4.1 Pin Strapping to Configure Default Behavior
      2. 8.4.2 Power States
      3. 8.4.3 Thermal Shutdown
  9. 9 Application and Implementation
    1. 9.1 Application Information
    2. 9.2 Typical Application
      1. 9.2.1 Type-C VBUS Design Considerations
        1. 9.2.1.1 Design Requirements
        2. 9.2.1.2 Detailed Design Procedure
          1. 9.2.1.2.1 Type-C Connector VBUS Capacitors
          2. 9.2.1.2.2 VBUS Schottky and TVS Diodes
          3. 9.2.1.2.3 VBUS Snubber Circuit
        3. 9.2.1.3 Application Curves
      2. 9.2.2 Notebook Design Supporting PD Charging
        1. 9.2.2.1 USB and DisplayPort notebook Supporting PD Charging
          1. 9.2.2.1.1 Design Requirements
          2. 9.2.2.1.2 Detailed Design Procedure
            1. 9.2.2.1.2.1 USB Power Delivery Source Capabilities
            2. 9.2.2.1.2.2 USB Power Delivery Sink Capabilities
            3. 9.2.2.1.2.3 USB and DisplayPort Supported Data Modes
            4. 9.2.2.1.2.4 TUSB1046 Super Speed Mux GPIO Control
        2. 9.2.2.2 Thunderbolt Notebook Supporting PD Charging
          1. 9.2.2.2.1 Design Requirements
          2. 9.2.2.2.2 Detailed Design Procedure
            1. 9.2.2.2.2.1 USB Power Delivery Source Capabilities
            2. 9.2.2.2.2.2 USB Power Delivery Sink Capabilities
            3. 9.2.2.2.2.3 Thunderbolt Supported Data Modes
            4. 9.2.2.2.2.4 I2C Design Requirements
            5. 9.2.2.2.2.5 TS3DS10224 SBU Mux for AUX and LSTX/RX
  10. 10Power Supply Recommendations
    1. 10.1 3.3-V Power
      1. 10.1.1 VIN_3V3 Input Switch
      2. 10.1.2 VBUS 3.3-V LDO
    2. 10.2 1.5-V Power
    3. 10.3 Recommended Supply Load Capacitance
  11. 11Layout
    1. 11.1 Layout Guidelines
      1. 11.1.1 Top TPS65994AE Placement and Bottom Component Placement and Layout
    2. 11.2 Layout Example
    3. 11.3 Component Placement
    4. 11.4 Routing PP_5V, VBUS, VIN_3V3, LDO_3V3, LDO_1V5
    5. 11.5 Routing CC and GPIO
  12. 12Device and Documentation Support
    1. 12.1 Device Support
      1. 12.1.1 第三方产品免责声明
    2. 12.2 Documentation Support
      1. 12.2.1 Related Documentation
    3. 12.3 支持资源
    4. 12.4 Trademarks
    5. 12.5 Electrostatic Discharge Caution
    6. 12.6 Glossary
  13. 13Mechanical, Packaging, and Orderable Information

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6.8 PP_5V Power Switch Characteristics

Operating under these conditions unless otherwise noted: 3.0 V ≤ VVIN_3V3 ≤ 3.6V
PARAMETERTEST CONDITIONSMINTYPMAXUNIT
RPP_5VResistance from PP5V to Px_VBUS ILOAD = 3 A, TJ≤25oC3640mΩ
ILOAD = 3 A, TJ≤125oC3652
IPP5V_REVPx_VBUS to PP5V leakage currentVPP5V = 0V, VPx_VBUS = 5.5V, PP_5V disabled, TJ≤85oC, measure IPP5V03µA
IPP5V_FWDPP5V to Px_VBUS leakage currentVPP5V = 5.5V, VPx_VBUS = 0V, PP_5V disabled, TJ≤85oC, measure IPx_VBUS015µA
ILIM5VCurrent limit settingConfigure to setting 01.151.36A
ILIM5VCurrent limit settingconfigure to setting 11.611.90A
ILIM5VCurrent limit settingconfigure to setting 22.32.70A
ILIM5VCurrent limit settingconfigure to setting 33.043.58A
ILIM5VCurrent limit settingconfigure to setting 43.223.78A
VPP_5V_RCPRCP clears and PP_5Vx starts turning on when VPx_VBUS – VPP5V < VPP_5V_RCP. Measure VPx_VBUS – VPP5V101520mV
tiOS_PP_5Vresponse time to VBUS short circuitPx_VBUS to GND through 10mΩ, CPx_VBUS=01.15µs
tPP_5V_ovpresponse time to VPx_VBUS > VOVP4RCPEnable PP_5Vx, ramp VPx_VBUS from 4V to 20V at 100 V/ms4.5µs
tPP_5V_uvloresponse time to VPP5V < VPP5V_UVLO, PP_VBUS is deemed off when VPx_VBUS < 0.8VRL = 100 Ω, no external capacitance on Px_VBUS4µs
tPP_5V_rcpresponse time to VPP5V < VPx_VBUS+VPP_5V_RCPVPP5V=5.5V, enable PP_5Vx, ramp VPx_VBUS from 4V to 21.5V at 10 V/µs0.7µs
tFRS_onTime allowed to enable the pass FET in PP_5Vx with 3A current limit.Initial VPx_VBUS = 0V, 2µF ≤ CPx_VBUS ≤ 20µF, 0 ≤ IPx_VBUS ≤ 0.5 A, FET is deemed enabled when VPx_VBUS > 4.75V. 54150µs
tILIMCurrent clamping deglitch time5ms
tONfrom enable signal to Px_VBUS at 90% of final value RL = 100Ω, VPP5V = 5V, CL=02.63.54.4ms
tOFFfrom disable signal to Px_VBUS at 10% of final value RL = 100Ω, VPP5V = 5V, CL=00.300.450.6ms
tRISEPx_VBUS from 10% to 90% of final value  RL = 100Ω, VPP5V = 5V, CL=01.21.72.2ms
tFALLPx_VBUS from 90% to 10% of initial value RL = 100Ω, VPP5V = 5V, CL=00.060.10.14ms