Humidity, Temperature 0 ~ 100% RH I2C ±2% RH 8 s Surface Mount
The SHTC3-TR-2.5KS is a digital humidity and temperature sensor from Sensirion, designed for high accuracy, low power consumption, and compact integration. It utilizes a fully calibrated capacitive humidity sensor and bandgap temperature sensor, providing precise environmental measurements via an I²C interface. The device is optimized for battery-powered and space-constrained applications, featuring ultra-low power consumption and sleep modes, making it ideal for IoT, wearable, and mobile devices.
Key Features
Relative humidity and temperature sensing in a single package
Fully calibrated and linearized digital output
I²C interface (up to 1 MHz fast mode)
Ultra-low power consumption with sleep mode
High accuracy and fast response time
Small DFN package for compact designs
Factory calibrated, no external calibration required
Mechanical Characteristics
Package Type: DFN (Dual Flat No-Lead)
Package Size: ~2.0 mm × 2.0 mm × 0.75 mm
Mounting Type: Surface mount (SMT)
Terminals: Bottom pads
Electrical Characteristics
Supply Voltage (VDD): 1.62 V to 3.6 V
Average Supply Current:
Measurement: ~170 µA
Sleep Mode: ~0.3 µA
Interface: I²C (address selectable)
Output: Digital (temperature and relative humidity)
Sensing Performance
Humidity Range: 0 to 100 %RH
Humidity Accuracy: ±2 %RH (typical)
Temperature Range: -40°C to +125°C
Temperature Accuracy: ±0.2°C (typical)
Response Time (τ63%): ~8 seconds (humidity)
Functional Features
Low-power measurement modes (normal and low power)
Sleep mode for minimal energy consumption
CRC checksum for data integrity
Clock stretching support (optional)
Environmental Specifications
Operating Temperature Range: -40°C to +125°C
Storage Temperature Range: -40°C to +125°C
Packaging Information
Packaging Type: Tape & Reel (TR)
Reel Quantity: 2,500 units (2.5KS)
Lead-Free / RoHS compliant
Typical Applications
Wearable devices
Smartphones and mobile electronics
IoT sensors and nodes
Smart home devices (thermostats, air quality monitors)
HVAC systems
Environmental monitoring
