SBAU461A May   2024  – November 2024 INA790A , INA790B , INA791A

 

  1.   1
  2.   Description
  3.   Get Started
  4.   Features
  5.   Applications
  6.   6
  7. 1Evaluation Module Overview
    1. 1.1 Introduction
    2. 1.2 Kit Contents
    3. 1.3 Specification
    4. 1.4 Device Information
    5. 1.5 General Texas Instruments High Voltage Evaluation (TI HV EVM) User Safety Guidelines
  8. 2Hardware
    1. 2.1 Circuitry
      1. 2.1.1 Bypass Capacitors
      2. 2.1.2 Output Filter
      3. 2.1.3 Configurable Gain
      4. 2.1.4 Configurable Reference Voltage
      5. 2.1.5 Thermal Alert Function
      6. 2.1.6 Load Connectors
      7. 2.1.7 INA79x Current-Sense Amplifier
  9. 3Implementation Results
    1. 3.1 Operation
      1. 3.1.1 Measurements
      2. 3.1.2 Advanced Measurement Tips
  10. 4Hardware Design Files
    1. 4.1 Schematics
    2. 4.2 PCB Layout
    3. 4.3 Bill of Materials
  11. 5Additional Information
    1. 5.1 Trademarks
  12. 6Related Documentation From Texas Instruments
  13. 7Revision History

4.2 PCB Layout

Figure 4-2 through Figure 4-5 illustrate the PCB layers of the EVM.

INA790AEVM, INA790BEVM, INA791AEVM, INA791BEVM Top LayerFigure 4-2 Top Layer
INA790AEVM, INA790BEVM, INA791AEVM, INA791BEVM Signal Layer 2Figure 4-4 Signal Layer 2
INA790AEVM, INA790BEVM, INA791AEVM, INA791BEVM Signal Layer 1Figure 4-3 Signal Layer 1
INA790AEVM, INA790BEVM, INA791AEVM, INA791BEVM Bottom LayerFigure 4-5 Bottom Layer