SLUUCR5A december   2022  – june 2023 LM74900-Q1

 

  1.   1
  2.   Abstract
  3.   Trademarks
  4. 1Introduction
    1. 1.1 EVM Features
    2. 1.2 EVM Applications
  5. 2Description
  6. 3Schematic
  7. 4General Configurations
    1. 4.1 Physical Access
    2. 4.2 Test Equipment and Setup
      1. 4.2.1 Power Supplies
      2. 4.2.2 Meters
      3. 4.2.3 Oscilloscope
      4. 4.2.4 Loads
  8. 5Test Setup and Procedures
    1. 5.1 Power-Up and Power-Down With EN Control
    2. 5.2 Input Overvoltage Test
    3. 5.3 Overcurrent Protection Test
    4. 5.4 Output Hot-Short Test
  9. 6EVAL Board Assembly Drawings
    1. 6.1 PCB Drawings
  10. 7Bill of Materials (BOM)
  11. 8Revision History

PCB Drawings

Figure 6-1 and Figure 6-2 show component placement of the EVAL board. Figure 6-3 through Figure 6-6 show PCB layout images.

GUID-20221128-SS0I-5G96-PWL4-MFDLPKG9QPMC-low.pngFigure 6-1 LM74900Q1EVM Board Top Overlay
GUID-20221128-SS0I-JKDR-WBJQ-TMGQDHTHMD8B-low.pngFigure 6-3 LM74900Q1EVM Board Top Layer
GUID-20221128-SS0I-FTLD-LMCZ-GWQ8JQGGT6MH-low.pngFigure 6-5 LM74900Q1EVM Board Inner Layer 1
GUID-20221128-SS0I-GT91-0NH2-XVM2LWVVNL5S-low.pngFigure 6-2 LM74900Q1EVM Board Bottom Overlay
GUID-20221128-SS0I-WRJF-ND40-CZFK34LFVJWR-low.pngFigure 6-4 LM74900Q1EVM Board Bottom Layer
GUID-20221128-SS0I-7WK4-SXRG-M4FGMSJT3KCX-low.pngFigure 6-6 LM74900Q1EVM Board Inner Layer 2