SLVUBZ2A September   2020  – December 2020 LM5127-Q1

 

  1.   Trademarks
  2. 1Introduction
    1. 1.1 Applications
    2. 1.2 Features
  3. 2EVM Setup
    1. 2.1 EVM Characteristics
  4. 3EVM Photo
  5. 4Testing Procedures
    1. 4.1 EVM Connectors and Test Points
  6. 5Test Results
    1. 5.1 Efficiency
    2. 5.2 Thermal Performance
    3. 5.3 Steady State
    4. 5.4 Load Transient
    5. 5.5 Line Transient Responses
  7. 6Schematics, PCB Layers, and Bill of Materials
    1. 6.1 Schematics
    2. 6.2 PCB Layers
    3. 6.3 Bill of Materials
  8. 7EVM Modifications
    1. 7.1 Configure Channel 1 as a Buck Controller
      1. 7.1.1 Component Modifications
      2. 7.1.2 CFG/MODE Pin Selection
    2. 7.2 Configure Channel 2 and Channel 3 as a Dual Phase Buck Controller
      1. 7.2.1 Component Modifications
      2. 7.2.2 CFG/MODE Pin Selection
    3. 7.3 EVM Modification Test Setups
  9. 8Revision History

Steady State

Figure 5-9 through Figure 5-14 show the steady state waveforms for the EVM.

CH1 Boost

GUID-20200911-CA0I-LPHJ-W58Z-SSMZKFRJPTT2-low.gifFigure 5-9 Steady State CH1, VIN = 3 V, IOUT1 = 10 A
GUID-20200911-CA0I-405V-SRXJ-1DPRW5CBSWGK-low.gifFigure 5-10 Steady State CH1, VIN = 6 V, IOUT1 = 10 A

CH2 Buck

GUID-20200911-CA0I-FNSB-C3DZ-8WJ0RPZQKCV0-low.gifFigure 5-11 Steady State CH2, VIN = 6 V, IOUT2 = 5 A
GUID-20200911-CA0I-JLZ3-H6ZV-L5QBFDN58TDG-low.gifFigure 5-12 Steady State CH2, VIN = 13.5 V, IOUT2 = 5 A

CH3 Buck

GUID-20200911-CA0I-VCJM-DRWF-DWR79Q2G47L9-low.gifFigure 5-13 Steady State CH3, VIN = 6 V, IOUT3 = 7 A
GUID-20200911-CA0I-99P2-5GJ9-DHXMFFDZ66KW-low.gifFigure 5-14 Steady State CH3, VIN = 13.5 V, IOUT3 = 7 A