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

2 Performance Specification Summary

A summary of the TPS54531EVM-530 performance specifications is provided in Table 2-1. Specifications are given for an input voltage of VIN = 12 V and an output voltage of 1.05 V, unless otherwise noted. The ambient temperature is 25°C for all measurement, unless otherwise noted.

Table 2-1 TPS54531EVM-530 Performance Specifications Summary
SPECIFICATIONS TEST CONDITIONS MIN TYP MAX UNIT
Input voltage range (VIN) 8 12 28 V
Output voltage 5 V
Operating frequency 570 kHz
Output current range 0 5 A
Line regulation IO = 2.5 A ±0.06 %
Load regulation VIN = 12 V ±0.1 %
Overcurrent limit VIN = 12 V, 5.5 8.5 A
Output ripple voltage VIN = 12 V, IO = 5 A 15 mVPP
Maximum efficiency VIN = 8 V, IO= 0.7 A 95.3 %