SLVSDW8B September   2017  – December 2021 TPS22917

PRODUCTION DATA  

  1. 1 Features
  2. 2 Applications
  3. 3 Description
  4. 4 Revision History
  5. 5 Device Comparison Table
  6. 6 Pin Configuration and 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 Switching Characteristics
    7. 7.7 Typical Characteristics
      1. 7.7.1 Typical Electrical Characteristics
      2. 7.7.2 Typical Switching Characteristics
  8. 8 Parameter Measurement Information
    1. 8.1 Test Circuit and Timing Waveforms Diagrams
  9. 9 Detailed Description
    1. 9.1 Overview
    2. 9.2 Functional Block Diagram
    3. 9.3 Feature Description
      1. 9.3.1 On and Off Control
      2. 9.3.2 Turn-On Time (tON) and Adjustable Slew Rate (CT)
      3. 9.3.3 Fall Time (tFALL) and Quick Output Discharge (QOD)
        1. 9.3.3.1 QOD When System Power is Removed
    4. 9.4 Full-Time Reverse Current Blocking
    5. 9.5 Device Functional Modes
  10. 10Application and Implementation
    1. 10.1 Application Information
    2. 10.2 Typical Application
      1. 10.2.1 Design Requirements
      2. 10.2.2 Detailed Design Procedure
        1. 10.2.2.1 Limiting Inrush Current
        2. 10.2.2.2 Application Curves
        3. 10.2.2.3 Setting Fall Time for Shutdown Power Sequencing
        4. 10.2.2.4 Application Curves
  11. 11Power Supply Recommendations
  12. 12Layout
    1. 12.1 Layout Guidelines
    2. 12.2 Layout Example
    3. 12.3 Thermal Considerations
  13. 13Device and Documentation Support
    1. 13.1 Receiving Notification of Documentation Updates
    2. 13.2 Support Resources
    3. 13.3 Trademarks
    4. 13.4 Electrostatic Discharge Caution
    5. 13.5 Glossary
  14. 14Mechanical, Packaging, and Orderable Information

Package Options

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

7.6 Switching Characteristics

Unless otherwise noted, the typical characteristics in the following table applies over the entire recommended power supply voltage range of 1 V to 5.5 V at 25°C with a load of CL = 1 µF, RL = 10 Ω
PARAMETERTEST CONDITIONSMINTYPMAXUNIT
tONTurn ON TimeVIN = 5.0 VCT  = Open100µs
CT  ≥ 100 pF4µs/pF
VIN = 3.6 VCT  = Open120µs
CT  ≥ 100 pF3.8µs/pF
VIN = 1.8 VCT  = Open200µs
CT  ≥ 100 pF3.6µs/pF
VIN = 1.2 VCT  = Open300µs
CT  ≥ 200 pF3.4µs/pF
VIN = 1.0 VCT  = Open400µs
CT  ≥ 400 pF3µs/pF
tROutput Rise TimeVIN = 5.0 VCT  = Open55µs
CT  ≥ 100 pF1.8µs/pF
VIN = 3.6 VCT  = Open65µs
CT  ≥ 100 pF1.6µs/pF
VIN = 1.8 VCT  = Open100µs
CT  ≥ 100 pF1.2µs/pF
VIN = 1.2 VCT  = Open150µs
CT  ≥ 200 pF0.95µs/pF
VIN = 1.0 VCT  = Open200µs
CT  ≥ 400 pF0.6µs/pF
SRONTurn ON Slew Rate(1)VIN = 5.0 VCT  = Open72mV/µs
CT  ≥ 100 pF2300(mV/µs)*pF
VIN = 3.6 VCT  = Open44mV/µs
CT  ≥ 100 pF1900(mV/µs)*pF
VIN = 1.8 VCT  = Open14mV/µs
CT  ≥ 100 pF1100(mV/µs)*pF
VIN = 1.2 VCT  = Open6.2mV/µs
CT  ≥ 200 pF1000(mV/µs)*pF
VIN = 1.0 VCT  = Open3.9mV/µs
CT  ≥ 400 pF1100(mV/µs)*pF
tOFFTurn OFF Time10µs
tFALLOutput Fall Time(2)RL = 10 ΩCL = 1uF, RQOD  = Short22µs
RL = OpenCL = 10uF, RQOD  = Short3.8ms
CL = 10uF, RQOD  = 100 Ω5.9ms
CL = 220uF, RQOD  = Short72ms
(1) SRON is the fastest Slew Rate during the turn on time (tON)
(2) Output may not discharge completely if QOD is not connected to VOUT.