SLVUCH7A september   2022  – june 2023 TPS25990

 

  1.   1
  2.   TPS25990EVM: Evaluation Module for TPS25990 eFuse
  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 USB-to-GPIO Interface Adapter
      5. 4.2.5 Loads
  8. 5Test Setup and Procedures
    1. 5.1  Hot Plug
    2. 5.2  Start-up with Enable
    3. 5.3  Current Limit Based Start-up Behavior
    4. 5.4  Power Up into Short
    5. 5.5  Overvoltage Lockout
    6. 5.6  Transient Overload Performance
    7. 5.7  Overcurrent Event
    8. 5.8  Provision to Apply Load Transient and Overcurrent Event Using an Onboard Switching Circuit
    9. 5.9  Output Hot Short
    10. 5.10 Quick Output Discharge (QOD)
    11. 5.11 Thermal Performance of TPS25990EVM
  9. 6Using the TPS25990EVM-GUI
    1. 6.1 Access the TPS25990EVM-GUI
    2. 6.2 Introduction to the TPS25990EVM-GUI
    3. 6.3 Establishing Communication Between the EVM and GUI
    4. 6.4 Quick Info
    5. 6.5 Configuration
    6. 6.6 Telemetry
    7. 6.7 Blackbox
    8. 6.8 Register Map Page
  10. 7EVAL Board Assembly Drawings and Layout Guidelines
    1. 7.1 PCB Drawings
  11. 8Bill Of Materials (BOM)
  12. 9Revision History

PCB Drawings

Figure 7-1 and Figure 7-2 show the component placements of the EVM. A pictorial representation of the TPS25990EVM PCB layers can be found in Figure 7-3 to Figure 7-10.

GUID-20230331-SS0I-3DGC-MXLX-MXMHRFG13G2F-low.svgFigure 7-1 TPS25990EVM Board: Top Assembly
GUID-20230331-SS0I-47W4-QNFK-XHDXDNFBFG57-low.svgFigure 7-3 TPS25990EVM Board: Top Layer
GUID-20230331-SS0I-CBNQ-KPBX-HJ3MNVRPZPRC-low.svgFigure 7-5 TPS25990EVM Board: Layer 2 (Power)
GUID-20230331-SS0I-CZL1-TCMH-P3QXPXBXMVX6-low.svgFigure 7-7 TPS25990EVM Board: Layer 4 (Signal)
GUID-20230331-SS0I-B8NN-WXRD-CLSGJBPBJL9R-low.svgFigure 7-9 TPS25990EVM Board: Layer 6 (Power)
GUID-20230331-SS0I-FKWB-8LQX-W4CQHQWPT2GN-low.svgFigure 7-2 TPS25990EVM Board: Bottom Assembly
GUID-20230331-SS0I-8W26-JQCQ-SKXSTKKHDB62-low.svgFigure 7-4 TPS25990EVM Board: Bottom Layer
GUID-20230331-SS0I-GS9W-CB0K-F3MG2NZHKS8M-low.svgFigure 7-6 TPS25990EVM Board: Layer 3 (Power)
GUID-20230331-SS0I-CJHM-3J8L-F7FG5BXVJDM2-low.svgFigure 7-8 TPS25990EVM Board: Layer 5 (Signal)
GUID-20230331-SS0I-PSBS-1BBS-WFMQKST99T3V-low.svgFigure 7-10 TPS25990EVM Board: Layer 7 (Power)
Note: Analog signal nets, such as IREF, IMON, and TEMP, need to be routed away as much as possible from power nets such as VIN, VOUT, and PGND.