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HDC3021DEHR - Texas Instruments

Description: Sensores de humedad montados en placa 0.5% RH digital humidity sensor with removable tape cover

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HDC3021DEHR - Texas Instruments - PCB symbol
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PCB Footprints
HDC3021DEHR - Texas Instruments PCB footprint - Other - Other - DEH0008A-C01
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3D Models
HDC3021DEHR - Texas Instruments - 3D model - Other - DEH0008A-C01
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HDC3021DEHR Details

  • Manufacturer Part Number:

    HDC3021DEHR

  • Brand Name:

    Texas Instruments

  • Pbfree Code:

    Yes

  • Rohs Code:

    Yes

  • Part Life Cycle Code:

    Active

  • ECCN Code:

    EAR99

  • HTS Code:

    8542.39.00.90

  • Manufacturer:

    Texas Instruments

  • YTEOL:

    15

  • Accuracy-Max (%):

    0.5%

  • Accuracy-Max (Cel):

    0.1 Cel

  • Body Breadth:

    2.5 mm

  • Body Height:

    0.75 mm

  • Body Length or Diameter:

    2.5 mm

  • JESD-609 Code:

    e4

  • Mounting Feature:

    SURFACE MOUNT

  • Number of Terminals:

    8

  • Operating Temperature-Max:

    125 °C

  • Operating Temperature-Min:

    -40 °C

  • Output:

    OPEN-DRAIN

  • Output Range:

    0.4-1.4V

  • Output Type:

    DIGITAL VOLTAGE

  • Package Body Material:

    PLASTIC/EPOXY

  • Package Equivalence Code:

    SOLCC8,.09,20

  • Package Shape/Style:

    SQUARE

  • Sensors/Transducers Type:

    HUMIDITY AND TEMPERATURE SENSOR

  • Supply Voltage-Max:

    5.5 V

  • Supply Voltage-Min:

    1.62 V

  • Surface Mount:

    YES

  • Terminal Finish:

    Nickel/Palladium/Gold (Ni/Pd/Au)

HDC3021DEHR Frequently Asked Questions (FAQs)

  • A 4-layer PCB with a solid ground plane and a separate power plane is recommended. Keep the analog and digital sections separate, and use a common ground point for the analog and digital grounds.
  • Calibrate the sensor in a controlled environment, and ensure proper airflow around the sensor. Avoid placing the sensor near heat sources or in areas with high air turbulence.
  • The maximum cable length for the I2C interface is approximately 3 meters (10 feet), but this can be extended using I2C bus extenders or repeaters.
  • Use a low-dropout linear regulator (LDO) or a switching regulator with a low quiescent current to minimize power consumption. Ensure the power supply is stable and noise-free.
  • The recommended clock frequency for the I2C interface is 100 kHz, but it can operate up to 400 kHz. Faster clock speeds may require additional capacitive loading.

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HDC3021DEHR Overview

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About Texas Instruments

Texas Instruments (TI) designs and manufactures semiconductors and integrated circuits for a wide range of applications. The company's product portfolio includes analog chips, which are essential for managing power and signal functions in electronic devices, and embedded processors, which serve as the brains in various systems, enabling functionality in everything from industrial equipment to consumer electronics. TI's innovations in semiconductor technology have made it a leader in the industry.

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Humidity And Temperature Sensor, Open-drain, 8 Pin, Plastic/epoxy