SLVSCL5A June   2014  – November 2020 TPS2559

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 Timing Requirements
    7. 7.7 Timing Diagrams
    8. 7.8 Typical Characteristics
  8. 8 Detailed Description
    1. 8.1 Overview
    2. 8.2 Functional Block Diagram
    3. 8.3 Feature Description
      1. 8.3.1 Thermal Sense
      2. 8.3.2 Overcurrent Protection
      3. 8.3.3 FAULT Response
    4. 8.4 Device Functional Modes
      1. 8.4.1 Operation with VIN Undervoltage Lockout (UVLO) Control
      2. 8.4.2 Operation with EN Control
  9. 9 Application and Implementation
    1. 9.1 Application Information
    2. 9.2 Typical Application
      1. 9.2.1 Design Requirements
      2. 9.2.2 Detailed Design Procedure
        1. 9.2.2.1 Step-by-Step Design Procedure
        2. 9.2.2.2 Input and Output Capacitance
        3. 9.2.2.3 Programming the Current-Limit Threshold
        4. 9.2.2.4 Design Above a Minimum Current Limit
        5. 9.2.2.5 Design Below a Maximum Current Limit
        6. 9.2.2.6 Accounting for Resistor Tolerance
        7. 9.2.2.7 Power Dissipation and Junction Temperature
        8. 9.2.2.8 Auto-Retry
        9. 9.2.2.9 Two-Level Current-Limit
      3. 9.2.3 Application Curves
  10. 10Power Supply Recommendations
  11. 11Layout
    1. 11.1 Layout Guidelines
    2. 11.2 Layout Example
  12. 12Device and Documentation Support
    1. 12.1 Receiving Notification of Documentation Updates
    2. 12.2 Support Resources
    3. 12.3 Trademarks
    4. 12.4 Electrostatic Discharge Caution
    5. 12.5 Glossary
  13. 13Mechanical, Packaging, and Orderable Information

Package Options

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

7.6 Timing Requirements

conditions are –40°C ≤ TJ = ≤ 125°C, 2.5 V ≤ VIN ≤ 6.5 V, V(EN) = VIN, R(ILIM) = 49.9kΩ; positive current are into pins; typical value is at 25°C; all voltages are with respect to GND (unless otherwise noted)
PARAMETER TEST CONDITIONS MIN TYP MAX UNIT
POWER SWITCH
tr OUT voltage rise time VIN = 6.5 V CL = 1 µF, RL = 100 Ω, see Figure 7-2 2.6 3.65 5.2 ms
VIN = 2.5 V 1.3 2.6 3.9
tf OUT voltage fall time VIN = 6.5 V 0.7 0.95 1.3
VIN = 2.5 V 0.42 0.78 1.04
ENABLE INPUT EN
ton OUT voltage turn-on time CL = 1 µF, RL = 100 Ω, see Figure 7-3 15 ms
toff OUT voltage turn-off time 8
CURRENT LIMIT
tIOS Short-circuit response time(1) VIN = 5 V, RSHORT = 50 mΩ, see Figure 7-4 3.5(1) µs
FAULT
FAULT deglitch FAULT assertion or de-assertion resulting from overcurrent condition 6 9.5 13 ms
(1) This parameter is provided for reference only and does not constitute part of TI's published device specifications for purposes of TI's product warranty.