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E+E Elektronik HTE301 High-Performance Digital Humidity & Temperature Sensor

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The HTE301 from E&E Elektronik is an advanced digital humidity and temperature sensor, designed as the next-generation upgrade to the HTEx01 series. Offering exceptional accuracy, robust protection, and easy integration, the HTE301 is the ideal choice for demanding applications across various industries.

With an outstanding ±1.8 %RH accuracy (including hysteresis compensation), the sensor ensures precise and reliable measurements, even in fluctuating humidity conditions. Its wide operating temperature range of -40 °C to 125 °C makes it suitable for harsh environments, while the compact 2.5 x 2.5 x 0.9 mm DFN package allows for seamless integration into space-constrained designs.

Reliable Performance in Harsh Conditions

The HTE301 features E+E’s proprietary sensor coating, which protects the sensing element from contaminants such as dust, dirt, and corrosive deposits. This ensures long-term stability and excellent performance, even in industrial or automotive environments.

To further enhance reliability, the integrated constant current heater prevents condensation buildup, maintaining measurement accuracy and sensor durability in high-humidity conditions.

Seamless Integration & I²C Interface

The HTE301 outputs measured values via the I²C interface in 16-bit unsigned integer format, making it easy to integrate into existing systems. With four individually adjustable I²C addresses, multiple sensors can be operated on the same I²C bus.

The HTE301 offers best-in-class reliability, accuracy, and ease of integration, making it the go-to solution for advanced humidity and temperature sensing applications.

Key Features

  • High accuracy: ±1.8 %RH (incl. hysteresis)
  • E+E proprietary coating for sensor protection
  • Integrated constant current heater to prevent condensation
  • I²C interface with 16-bit unsigned integer output
  • 8-pin DFN package for compact designs
  • Pin-selectable I²C addresses
  • Excellent repeatability

Typical Applications

  • Automotive industry
  • Building automation
  • Consumer electronics
  • Home appliances
  • Industrial automation
  • Medical devices
  • Smart home
  • Wearable devices
  • White goods

Auxiliary Modules

Accessories

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