SLVU892A March   2013  – June 2021 TPS56428

 

  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  Load Transient Response
    7. 4.7  Output Voltage Ripple
    8. 4.8  Input Voltage Ripple
    9. 4.9  Start-Up
    10. 4.10 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

Performance Specification Summary

A summary of the TPS56428EVM-534 performance specifications is provided in Table 2-1. Specifications are given for an input voltage of VIN = 12 V and an output voltage of 1.2 V, unless otherwise noted. The ambient temperature is 25°C for all measurement, unless otherwise noted.

Table 2-1 TPS56428EVM-534 Performance Specifications Summary
SpecificationsTest ConditionsMinTypMaxUnit
Input voltage range (VIN)4.51218V
Output voltage1.2V
Operating frequencyVIN = 12 V, IO = 2 A650kHz
Output current range04A
Line regulationIO = 2 A±0.12%
Load regulationVIN = 12 V+0.9 /–0.1%
Overcurrent limitVIN = 12 V, LO = 1.5 µH4.85.67.0A
Output ripple voltageVIN = 12 V, IO = 4 A10mVPP
Maximum efficiencyVIN = 5 V, IO= 0.7 A89.8%