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Humidity & Temperature Sensor, I2C Digital, ± 1.8% RH, ± 0.1°C, DFN-4, 1.08 to 3.6 V

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Technical Datasheet:
SHT40-AD1B-R2   Datasheet
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Product Overview

SHT40-AD1B-R2 is a digital sensor platform for measuring relative humidity and temperature at different accuracy classes. The I2C interface provides several preconfigured I2C addresses and maintains an ultra-low power budget. The power-trimmed internal heater can be used at three heating levels thus enabling sensor operation in demanding environments. The four-pin dual-flat-no-leads package is suitable for surface mount technology (SMT) processing.
  • Relative humidity accuracy up to ±1.5 %RH
  • Temperature accuracy up to ±0.1°C
  • Supply voltage range from 1.08V to 3.6V
  • Average current of 0.4µA (at meas. rate 1Hz)
  • Idle current of 80nA
  • I2C fast mode plus, CRC checksum
  • Operating range from 0 to 100 %RH, -40 to 125 °C
  • Fully functional in condensing environment
  • Variable power heater
  • NIST traceability

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0% to 100% Relative Humidity

± 1.8% RH

± 0.1°C











SHT4x Series

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Technical Documents (1)

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