AHT20+BMP280 Temperature, humidity and pressure measuring module

The barometric temperature humidity sensor module is based on a combination of AHT20 and BMP280 sensors and supports simultaneous online access to multiple I2C electronic devices or modules. It can use DC voltage 2.8V-5V, and the transmission speed is stable and fast.

The sensor operates on 3.3V and supports I2C bus speed of 100-400kHz.

Smartphones, tablets and personal computers

HVAC systems

Weather stations

Printers

Cooling systems

Arduino boards

Raspberry Pi boards

Humidity range: 0 to 100% RH

Temperature range: -40 ~ +85 ℃

Humidity Accuracy: ± 2% RH (25℃)

Temperature accuracy: ±0.3℃

Humidity: 0.024% RH

Working pressure range: 300 to 1100 hPa

Supply current: 2.8 - 4.2 µA

Maximum current (pressure measurement): 720 - 1120 microamps

Current in temperature measurement: 325 microamps

Sleep current at 25°C: 0.1 - 0.3 µA

Standby current at 25 °C: 0.2 - 0.5 µA

Sampling rate: 157-182 Hz

Working voltage: DC 2.0-5V

Main output: I2C

Size: 1.5*1.5cm