SLVU890A April   2013  – August 2021 TPS54531

 

  1.   Trademarks
  2. 1Introduction
  3. 2Performance Specification Summary
  4. 3Modifications
    1. 3.1 Output Voltage Setpoint
    2. 3.2 Output Filter and Closed-Loop Response
  5. 4Test Setup and Results
    1. 4.1  Input/Output Connections
    2. 4.2  Efficiency
    3. 4.3  Load Regulation
    4. 4.4  Line Regulation
    5. 4.5  Loop Response
    6. 4.6  Load Transient Response
    7. 4.7  Output Voltage Ripple
    8. 4.8  Input Voltage Ripple
    9. 4.9  Start-Up
    10. 4.10 Shutdown
  6. 5Board Layout
    1. 5.1 Layout
  7. 6Schematic, Bill of Materials, and Reference
    1. 6.1 Schematic
    2. 6.2 Bill of Materials
    3. 6.3 Reference

4.9 Start-Up

The TPS54531EVM-530 start-up waveforms relative to VIN and EN are shown in Figure 4-11 and Figure 4-12. RLOAD = 5 Ω

GUID-58EDCB21-DF4E-4522-83E9-9C51E9D2FCEA-low.gifFigure 4-11 TPS54531EVM-530 Start-Up Relative to VIN with SS
GUID-25FA90A9-8556-447E-9994-D3AAD0ED0F2A-low.gifFigure 4-12 TPS54531EVM-530 Start-Up Relative to EN with SS