Pressure sensor BMP280 Bosch, LGA8 packaging

Pressure sensor BMP280

The BMP280 is an absolute air pressure sensor especially for mobile devices. Its small size and low power consumption make it suitable for use in battery-powered devices such as mobile phones, GPS modules or watches. The BMP280 is based on proven pressure sensor technology with pressure resistance from Bosch with high accuracy, linearity, long-term stability and high electromagnetic compatibility (EMC). Numerous device operation options provide maximum flexibility. The device is optimized in terms of power consumption, resolution and filter characteristics.

Technical parameters

Field of activity

Pressure: from 300 to 1100 kPa (hPa)
Temperature: from - 40 to 85 degrees Celsius (°C)

Absolute precision
(In the range from 950 to 1050 hPa, from 0 to + 40 °C)

Approximately ±1 hPa

Relative accuracy

When p = 700 to 900 hPa (temperature @ 25°C)
Typical value ±0.12 hPa, equivalent to ±1 m (m)

Average typical current consumption (data rate 1 Hz)

3.4 Microamps (μA) @ 1 Hz

Average electric current consumption (data update rate 1 Hz)

Typical value 2.74 µA (ultra low power mode)

Average current consumption in sleep mode

0.1 μA

Average measurement time

5.5 milliseconds (ms) (ultra low power preset)

Electrical voltage VDDIO

1.2 - 3.6 V

Electrical voltage VDD

1.71 - 3.6 V

Data Resolution

Pressure: 0.01 hPa (less than 10 cm)
Temperature: 0.01 °C

temperature coefficient offset
(+ 25°C - + 40°C @ 900 hPa)

1.5 Pa/K, which corresponds to 12.6 cm/K

Interface

I²C и SPI

Package size

8 Metal LGA packaging
2.0 x 2,5 x 0,95 мм ³ (mm³)

The BMP280 is a powerful and flexible pressure sensor for various mobile devices that provides accurate and stable pressure readings.