SLUS634F November   2004  – January 2022 TPS2384

PRODUCTION DATA  

  1. 1 Features
  2. 2 Applications
  3. 3 Description
  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 Thermal Information
    5. 6.5 Electrical Characteristics
    6. 6.6 Timing Requirements
    7. 6.7 Typical Characteristics
  7. 7 Parameter Measurement Information
  8. 8 Detailed Description
    1. 8.1 Overview
    2. 8.2 Functional Block Diagrams
    3. 8.3 Feature Description
      1. 8.3.1 PMM Faults
      2. 8.3.2 Watchdog Timer
    4. 8.4 Device Functional Modes
      1. 8.4.1  Auto Mode
      2. 8.4.2  Auto Mode Functional Description
        1. 8.4.2.1 AM Discovery
        2. 8.4.2.2 AM Classification
        3. 8.4.2.3 AM Power Delivery
      3. 8.4.3  AM Faults and INTB Output
      4. 8.4.4  Over and Undervoltage Fault
      5. 8.4.5  Over Current or Current Limit Faults
      6. 8.4.6  Undercurrent Fault (DC Modulated Disconnect)
      7. 8.4.7  Power Management Mode (PMM)
        1. 8.4.7.1 13 PMM Functions
      8. 8.4.8  PMM Discovery 1
      9. 8.4.9  PMM Discovery 2
      10. 8.4.10 PMM Classification
      11. 8.4.11 PMM Legacy
      12. 8.4.12 PMM Rup Pwr
      13. 8.4.13 PMM RDWN
    5. 8.5 Programming
      1. 8.5.1 I2C Interface Description
      2. 8.5.2 Start and Stop
      3. 8.5.3 Chip Address
      4. 8.5.4 Chip Addressing
      5. 8.5.5 Data Write Cycle
      6. 8.5.6 Port and Register Cycle
      7. 8.5.7 Data Read Cycle
    6. 8.6 Register Maps
      1. 8.6.1 Register/Port Addressing Map
      2. 8.6.2 Common Read, Register Select
      3. 8.6.3 Common Write, Register Select = 1111 (Test Register)
      4. 8.6.4 Common Control Write, Register Select = 0001
      5. 8.6.5 Port Control Write 1, Register Select = 0010 (One Per Port)
      6. 8.6.6 Port Control Write 2, Register Select = 0011 (One Per Port)
      7. 8.6.7 Port Status Read 1, Register Select = 0100 (One Per Port)
      8. 8.6.8 Port Status Read 2, Register Select = 0101 (One Per Port)
      9. 8.6.9 A/D Results Registers (Discovery Current, Voltage, Current and Temperature)
        1. 8.6.9.1 Discovery Current — Lower Bits, Register Select = 0110 (One Per Port)
        2. 8.6.9.2 Discovery Current — Upper Bits, Register Select = 0111 (One Per Port)
        3. 8.6.9.3 Voltage — Lower Bits, Register Select = 1000 (One Per Port)
        4. 8.6.9.4 Voltage — Upper Bits, Register Select = 1001 (One Per Port)
        5. 8.6.9.5 Current — Lower Bits, Register Select = 1010 (One Per Port)
        6. 8.6.9.6 Current — Upper Bits, Register Select = 1011 (One Per Port)
        7. 8.6.9.7 Temperature — Lower Bits, Register Select = 1100 (One Per Port)
        8. 8.6.9.8 Temperature — Upper Bits, Register Select = 1101 (One Per Port)
  9. 9 Application and Implementation
    1. 9.1 Application Information
      1. 9.1.1 AC Disconnect Drive Circuit Detail
      2. 9.1.2 Connection of Unused Ports and Pins
      3. 9.1.3 Opto-isolator Interface
      4. 9.1.4 Port Protection from Electrical Transients
    2. 9.2 Typical Application
      1. 9.2.1 Design Requirements
      2. 9.2.2 Detailed Design Procedure
        1. 9.2.2.1 Power Pin Bypass Capacitors
        2. 9.2.2.2 Per Port Components
        3. 9.2.2.3 Bias and Timing
      3. 9.2.3 Application Curves
  10. 10Power Supply Recommendations
  11. 11Layout
    1. 11.1 Layout Guidelines
      1. 11.1.1 Local Circuits
      2. 11.1.2 System Protection Circuits
    2. 11.2 Layout Example
    3. 11.3 Thermal Consideration
  12. 12Device and Documentation Support
    1. 12.1 Documentation Support
      1. 12.1.1 Related Documentation
    2. 12.2 Receiving Notification of Documentation Updates
    3. 12.3 Support Resources
    4. 12.4 Trademarks
    5. 12.5 Electrostatic Discharge Caution
    6. 12.6 Glossary
  13. 13Mechanical, Packaging, and Orderable Information

Package Options

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

6.6 Timing Requirements

MINNOMMAXUNIT
Port Discovery
Discovery1,2 A/D conversion timeIPORT= 120 μA1822ms
Port Classification
Classification A/D conversion timeIPORT = 50 mA1822ms
Port Legacy Detection
Legacy A/D conversion time0 V < VPORT < 15 V1822ms
Port Powered Mode
tMPDO, disconnect detection timeRBIAS = 124 kΩ, CT = 220 pF, ILOAD < current threshold300400ms
Over current time out (TOVLD)RBIAS = 124 kΩ, CT = 220 pF5075ms
Short circuit time out (TLIM)RBIAS = 124 kΩ, CT = 220 pF5075
Turn-off delay from UV/OV faultsRBIAS = 124 kΩ, CT = 220 pF, After port enabled and ramped up3
Port current A/D conversion timeIPORT < 300 mA1822ms
Port voltage A/D conversion time45 V < VPORT < 56 V1822ms
Digital I2C Timing
SCL clock frequency, fSCL0400kHz
Pulse duration, tHIGHSCL high0.6μs
Pulse duration, tLOWSCL low1.3
Rise time, SCL and SDA, tr0.300
Fall time, SCL and SDA, tf0.300
Setup time, SDA to SCL, tSU;DAT0.250
Hold time, SCL to SDA, tHD;DAT0.3000.900
Bus free time between start and stop, tBUF1.3
Setup time, SCL to start condition, tSU;STA0.6
Hold time, start condition to SCL, tHD;STA0.6
Setup time, SCL to stop condition, tSU;STO0.6