Electronic Products & Technology

Humidity and temperature sensor boosts accuracy

Stephen Law   

Electronics sensors

SENSIRION SHT45 high-precision humidity and temperature sensor provides improved high accuracy, and is available in tape and reel packaging, combined with its suitability for standard SMD assembly processes. Device builds on a new and optimized CMOSens chip, delivering ultra-low power consumption and high accuracy specifications. Firm’s CMOSens technology provides a complete sensor system on a single chip thanks to a fully calibrated digital I2C fast-mode plus interface. Device covers operating ranges from 0 to 100 % RH and from -40°C to 125°C with accuracies of ± 1 % RH and ΔT = ± 0.1°C, ensuring reliable measurement results thanks to its long-term stability and high precision. With an extended supply voltage range of 1.08V to 3.6V and 400nA average current, device is suitable for demanding applications.

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