SLVUCA3 August   2022 TPS56C231

 

  1.   TPS56C231EVM 12-A, Regulator Evaluation Module
  2.   Trademarks
  3. 1Introduction
  4. 2Performance Specification Summary
  5. 3Modifications
    1. 3.1 Output Voltage Setpoint
    2. 3.2 Adjustable UVLO
  6. 4Test Setup and Results
    1. 4.1 Input and Output Connections
    2. 4.2 Start-Up Procedure
    3. 4.3 Start-Up
    4. 4.4 Shutdown
    5. 4.5 Output Voltage Ripple
  7. 5Board Layout
    1. 5.1 Layout
  8. 6Board Profile, Schematic, and List of Materials
    1. 6.1 Board Profile
    2. 6.2 Schematic
    3. 6.3 List of Materials
  9. 7References

3.2 Adjustable UVLO

The undervoltage lockout (UVLO) can be adjusted externally using R1 (REN(TOP)) and R2 (REN(BOT)). See the TPS56C231x 3.8-V to 17-V Input , 12-A Synchronous Step-Down Converter data sheet for detailed instructions for setting the external UVLO.