SLVSGT9A February   2023  – September 2023 TPS25948

PRODUCTION DATA  

  1.   1
  2. 1 Features
  3. 2 Applications
  4. 3 Description
  5. 4 Revision History
  6. 5 Device Comparison Table
  7. 6 Pin Configuration and Functions
  8. 7 Specifications
    1. 7.1 Absolute Maximum Ratings
    2. 7.2 ESD Ratings
    3. 7.3 Recommended Operating Conditions
    4. 7.4 Electrical Characteristics
    5. 7.5 Timing Requirements
    6. 7.6 Switching Characteristics
    7. 7.7 Typical Characteristics
  9. 8 Detailed Description
    1. 8.1 Overview
    2. 8.2 Functional Block Diagram
    3. 8.3 Feature Description
      1. 8.3.1 Undervoltage Lockout (UVLO and UVP)
      2. 8.3.2 Overvoltage Lockout (OVLO)
      3. 8.3.3 Inrush Current, Overcurrent, and Short Circuit Protection
        1. 8.3.3.1 Slew Rate (dVdt) and Inrush Current Control
        2. 8.3.3.2 Active Current Limiting
        3. 8.3.3.3 Short-Circuit Protection
      4. 8.3.4 Analog Load Current Monitor
      5. 8.3.5 Reverse Current Protection
      6. 8.3.6 Overtemperature Protection (OTP)
      7. 8.3.7 Fault Response and Indication (FLT)
      8. 8.3.8 Supply Good Indication (SPLYGD/SPLYGD)
    4. 8.4 Device Functional Modes
  10. 9 Application and Implementation
    1. 9.1 Application Information
    2. 9.2 Single Device, Self-Controlled
    3. 9.3 Typical Application
      1. 9.3.1 Design Requirements
      2. 9.3.2 Detailed Design Procedure
        1. 9.3.2.1 Setting Overvoltage Threshold
        2. 9.3.2.2 Setting Output Voltage Rise Time (tR)
        3. 9.3.2.3 Setting Overcurrent Threshold (ILIM)
        4. 9.3.2.4 Setting Overcurrent Blanking Interval (tITIMER)
      3. 9.3.3 Application Curves
    4. 9.4 Active ORing
    5. 9.5 Priority Power MUXing
    6. 9.6 Parallel Operation
    7. 9.7 USB PD Port Protection
    8. 9.8 Power Supply Recommendations
      1. 9.8.1 Transient Protection
      2. 9.8.2 Output Short-Circuit Measurements
    9. 9.9 Layout
      1. 9.9.1 Layout Guidelines
      2. 9.9.2 Layout Example
  11. 10Device and Documentation Support
    1. 10.1 Documentation Support
      1. 10.1.1 Related Documentation
    2. 10.2 Receiving Notification of Documentation Updates
    3. 10.3 Support Resources
    4. 10.4 Trademarks
    5. 10.5 Electrostatic Discharge Caution
    6. 10.6 Glossary
  12. 11Mechanical, Packaging, and Orderable Information

Package Options

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

1 Features

  • Wide operating input voltage range: 3.5 V to 23 V
    • 28-V absolute maximum
    • Can be powered from either IN or OUT
  • Integrated back-to-back FETs with low On-resistance: RON = 12.2 mΩ (typ.)
  • Ideal diode operation with true reverse current blocking (RCB)
    • External pin control (RCBCTRL) to disable RCB and allow bi-directional power delivery in steady-state to support USB OTG or DRP operation
  • Fast overvoltage protection
    • Adjustable overvoltage lockout (OVLO) with 1-μs (typ.) response time
  • Overcurrent protection with load current monitor output (ILM)
    • Active current limit response
    • Adjustable threshold (ILIM) 1 A–9 A
      • ±10% accuracy (max) for ILIM > 3 A
    • Adjustable transient blanking timer (ITIMER) to allow peak currents > ILIM
    • Output load current monitor accuracy: ±6% (typ.) (IOUT ≥ 3 A)
  • Fast-trip response for short-circuit protection
    • < 1-μs (typ.) response time
    • Adjustable and fixed thresholds
  • Active high enable input with adjustable undervoltage lockout threshold (UVLO)
  • Adjustable output slew rate control (dVdt)
  • Overtemperature protection
  • Digital outputs: Supply Good (SPLYGD/SPLYGD) and fault indication (FLT)
  • UL 2367 recognition (planned)
  • IEC 62368-1 CB certification (planned)
  • Small footprint: PowerWCSP 2.4 mm × 1.7 mm, 0.5-mm pitch