AHT20+BMP280 high precision temperature, humidity and pressure sensor
The AHT20 + BMP280 module combines two advanced environmental sensors in a compact design for reliable and accurate temperature, humidity, and barometric pressure monitoring. Featuring I²C and SPI support, this dual-sensor module is ideal for portable weather stations, indoor navigation, health monitoring, and smart electronics.
Key Features:
- Dual Sensor Module: Combines AHT20 (Temp/Humidity) + BMP280 (Pressure/Temp)
- Multi-Protocol Support: I²C (default) and SPI compatible
- Compact PCB Size: Only 1.52 × 1.20 cm for easy integration
- High Accuracy: ±1 hPa pressure, ±1.0°C temperature, ±2% RH humidity
- Low Power Use: Suitable for battery-operated and wearable devices
- Broad Voltage Support: Works with 1.8V to 3.6V systems
- Enhanced Navigation: Supports elevation detection and dead-reckoning
- Model: AHT20 + BMP280
- Temperature Range: -40°C to +85°C
- Humidity Accuracy: ±2% RH (AHT20)
- Pressure Range: 300 hPa to 1100 hPa
- Temperature Accuracy: ±1.0°C
- Pressure Accuracy: ±1 hPa
- Resolution: Up to 20 bits (pressure)
- Voltage Range: 1.8V to 3.6V
- Interfaces: I²C (default), SPI (BMP280 only)
- PCB Size: 1.52 cm × 1.20 cm
- Mobile phones, GPS devices, and tablets
- Indoor and outdoor navigation systems
- Home weather stations and IoT weather nodes
- Portable health and fitness monitors
- Drones, flying toys, and wearables
- Smartwatches and compact electronics