SBOU319A November   2024  – June 2025 HDC3120

 

  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 HDC3120EVM Specifications
    4. 1.4 Device Information
  8. 2Hardware
    1. 2.1 Setup and Interface
      1. 2.1.1 Setup Overview
      2. 2.1.2 Connecting Board Power and Ground
      3. 2.1.3 Connecting to the HDC3120 and Comparator Outputs
      4. 2.1.4 Temperature
      5. 2.1.5 Relative Humidity (RH)
      6. 2.1.6 HDC3120EVM Buttons
        1. 2.1.6.1 Reset Button (SW1)
        2. 2.1.6.2 Heater Enable Switch (S2)
    2. 2.2 Comparator Function
  9. 3Hardware Design Files
    1. 3.1 Schematics
    2. 3.2 PCB Layouts
      1. 3.2.1 Layout Overview
      2. 3.2.2 Layout Guidelines
    3. 3.3 Bill of Materials (BOM)
  10. 4Additional Information
    1. 4.1 Trademarks
  11. 5Related Documentation
  12. 6Revision History

1.3 HDC3120EVM Specifications

Table 1-2 defines the recommended thermal conditions of the EVM based off the recommendations for the HDC3120 and TLV9030 ICs. Consider the following recommendations when evaluating the performance of the device at varying operating conditions.

Table 1-2 Recommended Operating Conditions

EVM ICs

Recommended Ambient Temperature (°C)

Recommended Supply Voltage (V)

HDC3120 Temperature Sensing Element

-40°C - 125°C

1.62V - 5.5V

HDC3120 RH Sensing Element

-20°C - 80°C

TLV9030

-40°C - 125°C

1.65V - 5.5V