SLVU814A November   2012  – October 2021 TPS54339E

 

  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  Start-Up Procedure
    3. 4.3  Efficiency
    4. 4.4  Load Regulation
    5. 4.5  Line Regulation
    6. 4.6  Closed Loop Response
    7. 4.7  Load Transient Response
    8. 4.8  Output Voltage Ripple
    9. 4.9  Input Voltage Ripple
    10. 4.10 Start-Up
    11. 4.11 Shut-Down
  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
  8. 7Revision History

2 Performance Specification Summary

A summary of the TPS54339EEVM-056 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 TPS54339EEVM-056 Performance Specifications Summary
SPECIFICATIONSTEST CONDITIONSMINTYPMAXUNIT
Input voltage range (VIN)4.51223V
Output voltage1.05V
Operating frequencyVIN = 12 V, IO = 1.5 A600kHz
Output current range03A
Line regulationIO = 1 A±0.3%
Load regulationVIN = 12 V+0.8, –0.1%
Overcurrent limitVIN = 12 V, LO = 2.2 µH3.54.15.7A
Output ripple voltageVIN = 12 V, IO = 3 A15mVPP
Maximum efficiencyVIN = 5 V, IO = 0.5 A88%