HTU20D TE Connectivity SENSOR HUMID/TEMP 3V 5%

It seems there might be a typo in the information you provided. However, based on the information you've given, it appears to be a sensor by TE Connectivity that measures both humidity and temperature. Here is the general interpretation based on the data:


  • Manufacturer: TE Connectivity
  • Sensor Type: Combined Humidity and Temperature Sensor
  • Operating Voltage: 3V
  • Accuracy: 5% (This might refer to the accuracy, typically for humidity measurements)
DataSheet HTU20D PDF


The HTU20D is a highly integrated sensor with a built-in analog-to-digital converter and a combined humidity and temperature sensor in a single chip. It typically communicates via a digital interface such as I2C or SPI, making it easy to integrate into various digital systems and microcontroller setups.


  1. Humidity Sensing: The HTU20D measures relative humidity in the surrounding environment. It employs a capacitive sensing element capable of providing accurate and reliable humidity data.

  2. Temperature Sensing: This sensor also provides temperature measurements using an integrated temperature sensor, allowing precise and reliable temperature monitoring.

  3. Digital Output: The sensor provides digital output to ensure ease of integration with digital systems, microcontrollers, and other digital devices.

  4. Accuracy and Calibration: The HTU20D is designed to offer high accuracy for both humidity and temperature measurements. It's often pre-calibrated to ensure consistent and reliable performance.

Application Fields:

The HTU20D sensor finds application in various fields, typically wherever accurate and reliable humidity and temperature monitoring are essential. Some common application fields include:

  1. HVAC Systems: Monitoring humidity and temperature levels in heating, ventilation, and air conditioning systems to maintain optimal indoor air quality and comfortable environments.

  2. Industrial Automation: Used for environmental monitoring in industrial settings such as warehouses, clean rooms, and manufacturing facilities, ensuring stable working conditions for processes and equipment.

  3. Meteorology: Incorporating the sensor in weather stations for measuring and tracking environmental conditions.

  4. Consumer Electronics: It can be used in various consumer products including weather stations, thermostats, and appliances where environmental sensing is crucial.

  5. Medical Devices: Incorporation into medical devices for monitoring environmental conditions in medical facilities and storage areas.

  6. Automotive Applications: Implementing humidity and temperature monitoring in automotive systems for climate control and environmental sensing within vehicles.

The HTU20D, with its compact size, accuracy, and ease of integration, is well-suited for a wide range of applications requiring precise humidity and temperature measurements. Always refer to the manufacturer's documentation and specifications to ensure the sensor is suitable for the intended application.

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