SNVU771B july   2021  – july 2023

 

  1.   1
  2.   Abstract
  3.   Trademarks
  4. 1Introduction
    1. 1.1 Related Documentation
    2. 1.2 TPS38700-Q1 Applications
  5. 2Schematic, Bill of Materials, and Layout
    1. 2.1 TPS38700Q1EVM Schematic
    2. 2.2 TPS38700Q1EVM Bill of Materials
    3. 2.3 Layout and Component Placement
    4. 2.4 Layout
  6. 3EVM Connectors
    1. 3.1 EVM Test Points
    2. 3.2 EVM Jumpers
  7. 4EVM Setup and Operation
    1. 4.1 Setup and GUI Installations
    2. 4.2 GUI
    3. 4.3 Quick Start
  8. 5Revision History

Setup and GUI Installations

Follow the steps below for EVM connections and GUI installation:

  1. Connect VBAT (J1) and VDD (J2) to 3.3 V from the power supply.
  2. Connect GND (J5) to ground from the power supply.
  3. Make sure the jumpers are connected as per the guidelines in the Table 3-2.
  4. Power on the power supply briefly to check if the voltage is at 3.3 V and the quiescent current is at 10 mA. Once reviewed, power down the power supply.
  5. Connect the Oscilloscope's channel 1 to TP1, channel 2 to TP2, and channel 3 to TP6.
  6. Connect the function generator to TP6.
  7. Connect the TI's USB Interface Adapter to J19 using a ribbon cable.
  8. Connect the TI's USB Interface Adapter to the computer using the USB.
  9. Final connections should look similar to . Figure 4-1.
    GUID-20210621-CA0I-N2GL-TXB6-69SDDVCGDHLC-low.svg Figure 4-1 EVM Connections for Testing EN1 and EN2
  10. Install the GUI.
    1. Download the Fusion Digital Power Designer Platform GUI for TPS38700Q1EVM
    2. Open the downloaded file.
    3. In the Welcome Wizard window, click Next.
       
      GUID-20210621-CA0I-NJTM-DFD7-QNDC2KPRQ3RW-low.svg Figure 4-2 Welcome Setup Window
    4. Accept the license agreement and then click Next.
       
      GUID-20210621-CA0I-VJTN-QVCW-JMSDBNQHG7FN-low.svg Figure 4-3 Setup License Agreement Window
    5. The default destination folder works best. Click Next.
       
      GUID-20210621-CA0I-FGX6-KR2Z-LFRHGTK5SXG0-low.svg Figure 4-4 Setup Destination Window

       
    6. Click Next for the Select Start Menu Folder option.
       
      GUID-20210621-CA0I-4CX0-XMMJ-BTCFDRZ0SNNV-low.svg Figure 4-5 Setup Window - Start Menu Selection
    7. There is no need to install additional options for this EVM. Click Next.
       
      GUID-20210621-CA0I-PBZT-M8FT-61NZTTPHWMNH-low.svg Figure 4-6 Setup Window - Additional Tasks

       
    8. Finally click Install to install the Fusion software.
       
      GUID-20210621-CA0I-M05S-DPRT-K73PTSL2L7T9-low.svg Figure 4-7 Setup Installation Window
    9. Click on Finish to complete the installation setup and launch the software.
       
      GUID-20210621-CA0I-4D9Z-2VNG-0WLLW0NDRJH4-low.svg Figure 4-8 Installation Complete Window