SHT4x Series Humidity and Temperature Sensors
Sensirion’s SHT40 4th generation of humidity sensing is ideal for high-volume applications
In line with Sensirion’s industry-proven humidity and temperature sensors, the SHT40 offers an excellent price-performance ratio. Tape and reel packaging, combined with its suitability for standard SMD assembly processes, make the SHT4x ideal for high-volume applications. The SHT40 offers solutions for industrial, automotive, and smart tracking markets. The SHT43 sensor, being 3-point calibrated and ISO 17025 certified, is the perfect choice for smart tracking applications.
The SHT40 builds on an optimized CMOSens® chip that offers reduced power consumption and improved accuracy specifications. With an extended supply voltage range from 1.08 V to 3.6 V, it is the perfect fit for mobile and battery-driven applications. The exceptionally small size in a robust DFN housing enables integration into challenging designs while meeting the highest reliability demands, as demonstrated by the JEDEC JESD47 qualification.
The high-accuracy versions SHT41 and SHT45 will be available in 2021. They feature typical and maximal accuracies honed even further, down to ∆RH = ± 1.5% RH and ∆T = ± 0.1°C, making them suitable for the most demanding applications in all industries. The year 2021 will also bring additional protection options to complete the portfolio, meeting even the most rigorous technological challenges. The on-package filter membrane ensures IP67 compliance for exposed designs, while the protection option ensures reliable conformal coating.
- Relative humidity accuracy: ±1.8% RH
- Temperature accuracy: ±0.2°C
- Supply voltage: 1.08 V to 3.6 V
- Average current: 0.4 µA (at meas. rate 1 Hz)
- Idle current: 80 nA
- I2C fast mode plus
- Operating range: 0% to 100% RH, -40°C to +125°C
- Fully functional in condensing environment
- Variable power heater
- NIST traceability
- JEDEC qualification
- Consumer electronics
- Air quality monitors (see 40 RH to 60 RH petition)
- Smart speakers/thermostats
- Dataloggers
- Smoke detectors
- Medical devices
- Inkjet and laser printers
Evaluation Kits
Image | Manufacturer Part Number | Description | Available Quantity | Price | View Details | |
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![]() | ![]() | SEK-SHT40-AD1B-SENSORS | EVAL KIT SENSOR FOR SHT40 | 44 - Immediate | $350.02 | View Details |
![]() | ![]() | SEK-SHT45-AD1B-SENSORS | EVAL KIT SENSOR FOR SHT45 | 233 - Immediate | $350.02 | View Details |
![]() | ![]() | SEK-SHT41I-AD1B-SENSORS | EVAL KIT SENSOR FOR SHT41I | 13 - Immediate | $380.98 | View Details |
SHT4x Automotive Sensors
Image | Manufacturer Part Number | Description | Available Quantity | Price | View Details | |
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![]() | ![]() | SHT41A-AD1B-R2 | AUTOMOTIVE SENSOR HUMID/TEMP 2% | 9308 - Immediate | $25.77 | View Details |
![]() | ![]() | SHT41A-AD1B-R3 | AUTOMOTIVE SENSOR HUMID/TEMP 2% | 15520 - Immediate | $25.77 | View Details |
SHT4x Series Humidity and Temperature Sensors
Image | Manufacturer Part Number | Description | Available Quantity | Price | View Details | |
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![]() | ![]() | SHT43-ADCB-R2 | 3-POINT CALIBRATED ISO17025 CERT | 1203 - Immediate | $50.30 | View Details |
![]() | ![]() | SHT40-AD1B-R3 | SENSOR HUMIDITY 100 RH SMD | 21097 - Immediate | $14.82 | View Details |
![]() | ![]() | SHT40-AD1B-R2 | SENSOR HUMIDITY 100 RH SMD | 19797 - Immediate | $14.82 | View Details |
![]() | ![]() | SHT41-AD1B-R3 | SENSOR HUMID/TEMP | 20550 - Immediate | $21.65 | View Details |
![]() | ![]() | SHT41-AD1B-R2 | SENSOR HUMID/TEMP | 10591 - Immediate | $21.65 | View Details |
![]() | ![]() | SHT45-AD1B-R2 | SENSOR HUMID/TEMP HIGH ACCURACY | 2402 - Immediate | $42.31 | View Details |
![]() | ![]() | SHT45-AD1B-R3 | SENSOR HUMID/TEMP HIGH ACCURACY | 7185 - Immediate | $42.31 | View Details |
SHT4x with Filter
Image | Manufacturer Part Number | Description | Available Quantity | Price | View Details | |
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![]() | ![]() | SHT40-BD1F-R2 | DIGITAL RH/TEMP W/FILTER | 519 - Immediate | $17.86 | View Details |
![]() | ![]() | SHT40I-HD1F-R2 | ANALOG RH/TEMP W/FILTER | 0 - Immediate | $21.81 | View Details |
![]() | ![]() | SHT45-AD1F-R2 | DIGITAL RH/TEMP W/FILTER | 3728 - Immediate | $44.95 | View Details |
![]() | ![]() | SHT40-AD1F-R2 | DIGITAL RH/TEMP W/FILTER | 0 - Immediate | $17.86 | View Details |
![]() | ![]() | SHT40I-AD1F-R2 | DIGITAL RH/TEMP W/FILTER | 121 - Immediate | $21.16 | View Details |
![]() | ![]() | SHT41-AD1F-R2 | DIGITAL RH/TEMP W/FILTER | 52 - Immediate | $24.53 | View Details |
SHT4x Industrial
Image | Manufacturer Part Number | Description | Available Quantity | Price | View Details | |
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![]() | ![]() | SHT40I-AD1B-R3 | INDUSTRIAL SENSOR HUMID/TEMP | 5425 - Immediate | $18.19 | View Details |
![]() | ![]() | SHT40I-AD1B-R2 | INDUSTRIAL SENSOR HUMID/TEMP | 7384 - Immediate | $18.19 | View Details |
![]() | ![]() | SHT41I-AD1B-R2 | INDUSTRIAL SENSOR HUMID/TEMP | 2280 - Immediate | $24.20 | View Details |
![]() | ![]() | SHT40I-HD1B-R2 | INDUSTRIAL HUMIDITY AND TEMP SEN | 2117 - Immediate | $18.93 | View Details |
![]() | ![]() | SHT41I-AD1B-R3 | INDUSTRIAL SENSOR HUMID/TEMP | 9913 - Immediate | $24.20 | View Details |