SLVUBZ2A
September 2020 – December 2020
LM5127-Q1
Trademarks
1
Introduction
1.1
Applications
1.2
Features
2
EVM Setup
2.1
EVM Characteristics
3
EVM Photo
4
Testing Procedures
4.1
EVM Connectors and Test Points
5
Test Results
5.1
Efficiency
5.2
Thermal Performance
5.3
Steady State
5.4
Load Transient
5.5
Line Transient Responses
6
Schematics, PCB Layers, and Bill of Materials
6.1
Schematics
6.2
PCB Layers
6.3
Bill of Materials
7
EVM Modifications
7.1
Configure Channel 1 as a Buck Controller
7.1.1
Component Modifications
7.1.2
CFG/MODE Pin Selection
7.2
Configure Channel 2 and Channel 3 as a Dual Phase Buck Controller
7.2.1
Component Modifications
7.2.2
CFG/MODE Pin Selection
7.3
EVM Modification Test Setups
8
Revision History
6.2
PCB Layers
Figure 6-3
through
Figure 6-10
illustrate the EVM PCB layout images.
Figure 6-3
Layout: Top Silk Screen
Figure 6-5
Layout: Signal Layer 1
Figure 6-7
Layout: Signal Layer 3
Figure 6-9
Layout: Bottom Layer
Figure 6-4
Layout: Top Layer
Figure 6-6
Layout: Signal Layer 2
Figure 6-8
Layout: Signal Layer 4
Figure 6-10
Layout: Bottom Silk Screen