SLVSFG1A January   2021  – May 2021 TPS2116

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 Switching Characteristics
    7. 6.7 Timing Diagrams
    8. 6.8 Typical Characteristics
  7. 7 Detailed Description
    1. 7.1 Overview
    2. 7.2 Functional Block Diagram
    3. 7.3 Feature Description
      1. 7.3.1 Truth Table
      2. 7.3.2 Soft Start
      3. 7.3.3 Status Indication
      4. 7.3.4 Reverse Current Blocking
    4. 7.4 VINx Collapse Rate
    5. 7.5 Output Voltage Drop
    6. 7.6 Device Functional Modes
      1. 7.6.1 Priority/Manual Mode
        1. 7.6.1.1 Priority Switching
        2. 7.6.1.2 Manual Switching
  8. 8 Application and Implementation
    1. 8.1 Application Information
    2. 8.2 Typical Application
      1. 8.2.1 Design Requirements
      2. 8.2.2 Detailed Design Procedure
      3. 8.2.3 Application Curves
  9. 9 Power Supply Recommendations
  10. 10Layout
    1. 10.1 Layout Guidelines
    2. 10.2 Layout Example
  11. 11Device and Documentation Support
    1. 11.1 Documentation Support
      1. 11.1.1 Related Documentation
    2. 11.2 Receiving Notification of Documentation Updates
    3. 11.3 Trademarks
    4. 11.4 Electrostatic Discharge Caution
    5. 11.5 Glossary
  12. 12Mechanical, Packaging, and Orderable Information

Package Options

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

7.3.1 Truth Table

The below table shows the expected behavior of the TPS2116. For Priority mode, VIN1 is connected to PR1 through a resistor divider.

MODEVIN1VIN2PR1STVOUT

VIN1

(Priority mode)

High

(VPR1 > VREF)

X

VIN1 through resistor divider

High

VIN1

Low

(VPR1 < VREF)		≥ 1.6 VLow

VIN2

External Bias ≥ 1 V (Manual mode)≥ 1.6 VXHighHighVIN1
X≥ 1.6 VLowLowVIN2
External Bias ≤ 0.35 V (Manual mode)

X

X

High

Low

Hi-Z

> VIN2

X

Low

High

VIN1

X> VIN1

Low

Low

VIN2

X = do not care