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Bosch Sensortec | BMP280 Data sheet

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Modifications reserved | Data subject to change without notice

Document number: BST-BMP280-DS001-26 Revision_1.26_102021

Absolute accuracy

pressure

APext

300 . . 1100 hPa

-20 . . . 0 °C

±1.7

hPa

APfull

300 . . . 1100 hPa

0 . . . 65 °C

±1.0

hPa

Resolution of

output data in ultra high

resolution mode

Pressure

0.0016

hPa

Temperature

0.01

°C

Noise in pressure

Vp,full

Full bandwidth, ultra

high resolution

See chapter 3.5

1.3

Vp,filtered

Lowest bandwidth,

ultra high resolution

See chapter 3.5

0.2

1.7

Absolute accuracy

temperature3

@ 25 °C

±0.5

°C

0 . . . +65 °C

±1.0

°C

PSRR (DC)

PSRR

full VDD range

±0.005

Pa/

Long term stability4

∆

Pstab

12 months

±1.0

hPa

Solder drifts

Minimum solder

height 50 µm

-0.5

hPa

Start-up time

tstartup

Time to first

communication after

both VDD > 1.58V and

VDDIO > 0.65V

Possible sampling rate

fsample

osrs_t = osrs_p = 1;

See chapter 3.8

157

182

tbd5

Standby time accuracy

∆

tstandby

±5

±25

Temperature measured by the internal temperature sensor. This temperature value depends on the PCB temperature, sensor

element self-heating and ambient temperature and is typically above ambient temperature.

Long term stability is specified in the full accuracy operating pressure range 0 … 65°C

Depends on application case, please contact Application Engineer for further questions

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