Demokatalog / Miljösensorer
BME280 temperature / humidity / pressure breakout
Adafruit · MPN 2652 · agentläsbar version
$14.95vägledande · 2026-08-22
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Partsgraphs styrkta specifikationsblad (PDF)eget dokument · sammanställt ur källorna nedan
Bosch BME280 datasheetsha256 a2ccdb449fec…
Specifikationer — varje värde bär sitt kvitto
Elektriskt
| VDDIO-gränssnittsspänning | 1.2 till 3.6 V | datablad s. 2“VDDIO interface voltage range: 1.2 V to 3.6 V • Current consumption 1.8 µA @ 1 Hz hum”https://www.bosch-sensortec.com/media/boschsensortec/downloads/datasheets/bst-bme280-ds002.pdfsha256 a2ccdb449fec… |
| Ström @ 1 Hz (H+P+T) | 3.6 µA | datablad s. 2“e and temperature 3.6 µA @ 1 Hz humidity, pressure and temperature”https://www.bosch-sensortec.com/media/boschsensortec/downloads/datasheets/bst-bme280-ds002.pdfsha256 a2ccdb449fec… |
| Viloström | 0.1 µA | datablad s. 2“e and temperature 0.1 µA in sleep mode • Operating range -40”https://www.bosch-sensortec.com/media/boschsensortec/downloads/datasheets/bst-bme280-ds002.pdfsha256 a2ccdb449fec… |
| Ström @ 1 Hz (H+T) | 1.8 µA | datablad s. 2“e: 1.2 V to 3.6 V • Current consumption 1.8 µA @ 1 Hz humidity and temperature”https://www.bosch-sensortec.com/media/boschsensortec/downloads/datasheets/bst-bme280-ds002.pdfsha256 a2ccdb449fec… |
| Ström @ 1 Hz (P+T) | 2.8 µA | datablad s. 2“y and temperature 2.8 µA @ 1 Hz pressure and temperature”https://www.bosch-sensortec.com/media/boschsensortec/downloads/datasheets/bst-bme280-ds002.pdfsha256 a2ccdb449fec… |
| Starttid, max (ms) | 2 | datablad s. 8“ime to first 2 ms”https://www.bosch-sensortec.com/media/boschsensortec/downloads/datasheets/bst-bme280-ds002.pdfsha256 a2ccdb449fec… |
| VDD-rippel, max | 50 mVpp | datablad s. 8“Voltage VDD ripple max. 50 mVpp 1.71 1.8 3.6”https://www.bosch-sensortec.com/media/boschsensortec/downloads/datasheets/bst-bme280-ds002.pdfsha256 a2ccdb449fec… |
| Givarens effektlägen | sleep mode, forced mode and normal mode | datablad s. 14“et. 3.3 Sensor modes The BME280 offers three sensor modes: sleep mode, forced mode and normal mode. These can be selected using the mode[1:0] setting (see cha”https://www.bosch-sensortec.com/media/boschsensortec/downloads/datasheets/bst-bme280-ds002.pdfsha256 a2ccdb449fec… |
| 3.3V-regulator + nivåanpassning på kortet | ja | leverantörssida“sensor is soldered onto a custom made PCB and comes with a 3.3V regulator and level shifting so you can use it with a 3V or 5V logic” |
Prestanda
| Fuktområde | 0 till 100 % | datablad s. 2“mode • Operating range -40…+85 °C, 0…100 % rel. humidity, 300…1100 hPa • Humidity sensor and pr”https://www.bosch-sensortec.com/media/boschsensortec/downloads/datasheets/bst-bme280-ds002.pdfsha256 a2ccdb449fec… |
| RMS-brus för tryck | 0.2 Pa | datablad s. 2“• RMS Noise 0.2 Pa, equiv. to 1.7 cm • Offset temperature coefficient”https://www.bosch-sensortec.com/media/boschsensortec/downloads/datasheets/bst-bme280-ds002.pdfsha256 a2ccdb449fec… |
| Absolut tryckonoggrannhet | ±1 hPa | leverantörssida“uring humidity with ±3% accuracy, barometric pressure with ±1 hPa absolute accuraccy, and temperature with ±1.0°C accuracy. B” |
| Temperaturnoggrannhet | ±1.0°C | leverantörssida“ssure with ±1 hPa absolute accuraccy, and temperature with ±1.0°C accuracy. Because pressure changes with altitude, and the p” |
| Svarstid för fukt (τ63%) | 1 s | datablad s. 2“Response time (𝜏𝜏63% ) 1s • Accuracy tolerance”https://www.bosch-sensortec.com/media/boschsensortec/downloads/datasheets/bst-bme280-ds002.pdfsha256 a2ccdb449fec… |
| Fukthysteres (±%RH) | 1 % | datablad s. 2“Hysteresis ±1% relative humidity Key parameters for pressure sensor”https://www.bosch-sensortec.com/media/boschsensortec/downloads/datasheets/bst-bme280-ds002.pdfsha256 a2ccdb449fec… |
| Temperaturkoefficient för tryckoffset (±Pa/K) | 1.5 Pa/K | datablad s. 2“Offset temperature coefficient ±1.5 Pa/K, equiv. to ±12.6 cm at 1 °C temperature change Typical app”https://www.bosch-sensortec.com/media/boschsensortec/downloads/datasheets/bst-bme280-ds002.pdfsha256 a2ccdb449fec… |
| Fuktupplösning (%RH) | 0.008 | datablad s. 9“RH 0.008 %RH Noise in humidity (RMS)”https://www.bosch-sensortec.com/media/boschsensortec/downloads/datasheets/bst-bme280-ds002.pdfsha256 a2ccdb449fec… |
| RMS-brus för fuktmätning, högsta översampling (%RH) | 0.02 | datablad s. 9“NH Highest oversampling, 0.02 %RH”https://www.bosch-sensortec.com/media/boschsensortec/downloads/datasheets/bst-bme280-ds002.pdfsha256 a2ccdb449fec… |
| Upplösning för tryckutgången (Pa) | 0.18 | datablad s. 11“Highest oversampling 0.18 Pa pressure output data Noi”https://www.bosch-sensortec.com/media/boschsensortec/downloads/datasheets/bst-bme280-ds002.pdfsha256 a2ccdb449fec… |
| Temperaturnoggrannhet @25 °C (°C) | ±0.5 | datablad s. 11“25 °C ±0.5 °C 5 When changing temperature”https://www.bosch-sensortec.com/media/boschsensortec/downloads/datasheets/bst-bme280-ds002.pdfsha256 a2ccdb449fec… |
| Upplösning för temperaturutgången (°C) | 0.01 | datablad s. 12“RT API output resolution 0.01 °C RMS noise”https://www.bosch-sensortec.com/media/boschsensortec/downloads/datasheets/bst-bme280-ds002.pdfsha256 a2ccdb449fec… |
| Internt IIR-filter | ja | datablad s. 18“ace traffic and processor work load, the BME280 features an internal IIR filter. It effectively reduces the bandwidth of the temperature an”https://www.bosch-sensortec.com/media/boschsensortec/downloads/datasheets/bst-bme280-ds002.pdfsha256 a2ccdb449fec… |
| Höjdmätarens noggrannhet | ±1 meter | leverantörssida“ents are so good, you can also use it as an altimeter with ±1 meter or better accuracy! The BME280 is the next-generation of se” |
| Höjdbrus | 0.25 m | leverantörssida“to the BMP085/BMP180/BMP183 - with a low altitude noise of 0.25m and the same fast conversion time. It has the same specific” |
Gränssnitt
| I2C-busshastighet (max) | 3.4 MHz | datablad s. 2“id LGA • Digital interface I²C (up to 3.4 MHz) and SPI (3 and 4 wire, up to 10 MHz) • Supply voltage”https://www.bosch-sensortec.com/media/boschsensortec/downloads/datasheets/bst-bme280-ds002.pdfsha256 a2ccdb449fec… |
| SPI-busshastighet (max) | 10 MHz | datablad s. 2“I²C (up to 3.4 MHz) and SPI (3 and 4 wire, up to 10 MHz) • Supply voltage VDD main supply”https://www.bosch-sensortec.com/media/boschsensortec/downloads/datasheets/bst-bme280-ds002.pdfsha256 a2ccdb449fec… |
| Chip-ID | 0x60 | datablad s. 26“Read value is Read value is 0x60”https://www.bosch-sensortec.com/media/boschsensortec/downloads/datasheets/bst-bme280-ds002.pdfsha256 a2ccdb449fec… |
| I2C-lägen som stöds | Standard, Fast and High Speed | datablad s. 32“a slave for both protocols. The I²C interface supports the Standard, Fast and High Speed modes. The SPI interface supports both SPI mode ‘00’ (CPOL”https://www.bosch-sensortec.com/media/boschsensortec/downloads/datasheets/bst-bme280-ds002.pdfsha256 a2ccdb449fec… |
| STEMMA QT-/Qwiic-formfaktor | ja | leverantörssida“microcontroller without worry. The breakout is made in the STEMMA QT form factor , making them easy to interface with. The STEMMA QT connect” |
Mekaniskt
| Kortets mått | 25.2mm x 18.0mm x 4.6mm | leverantörssida“dentical to the non-QT earlier version. Product Dimensions: 25.2mm x 18.0mm x 4.6mm / 1.0" x 0.7" x 0.2" Learn CircuitPython Libraries with the” |
| Givarens kapsel (bar krets) | 2.5 mm x 2.5 mm x 0.93 mm | datablad s. 2“sor Key features • Package 2.5 mm x 2.5 mm x 0.93 mm metal lid LGA • Digital interface I²C”https://www.bosch-sensortec.com/media/boschsensortec/downloads/datasheets/bst-bme280-ds002.pdfsha256 a2ccdb449fec… |
Regelefterlevnad
| RoHS | RoHS compliant | datablad s. 2“to Bosch Sensortec BMP280 digital pressure sensor • RoHS compliant, halogen-free, MSL1 Key parameters for humidity sensor”https://www.bosch-sensortec.com/media/boschsensortec/downloads/datasheets/bst-bme280-ds002.pdfsha256 a2ccdb449fec… |
| Halogenfri | ja | datablad s. 2“tec BMP280 digital pressure sensor • RoHS compliant, halogen-free, MSL1 Key parameters for humidity sensor • Response t”https://www.bosch-sensortec.com/media/boschsensortec/downloads/datasheets/bst-bme280-ds002.pdfsha256 a2ccdb449fec… |
| Fuktkänslighet | MSL1 | datablad s. 2“ital pressure sensor • RoHS compliant, halogen-free, MSL1 Key parameters for humidity sensor • Response time (�”https://www.bosch-sensortec.com/media/boschsensortec/downloads/datasheets/bst-bme280-ds002.pdfsha256 a2ccdb449fec… |
| Blyfri lödning | ja | datablad s. 45“ow Sensitive Surface Mount Devices”. The sensor fulfils the lead-free soldering requirements of the above-mentioned IPC/JEDEC sta”https://www.bosch-sensortec.com/media/boschsensortec/downloads/datasheets/bst-bme280-ds002.pdfsha256 a2ccdb449fec… |
Allmänt
| Tryckområde | 300 till 1100 hPa | datablad s. 2“g range -40…+85 °C, 0…100 % rel. humidity, 300…1100 hPa • Humidity sensor and pressure sensor can be indepen”https://www.bosch-sensortec.com/media/boschsensortec/downloads/datasheets/bst-bme280-ds002.pdfsha256 a2ccdb449fec… |
| Temperaturområde | -40 till 85 °C | datablad s. 2“µA in sleep mode • Operating range -40…+85 °C, 0…100 % rel. humidity, 300…1100 hPa • Humidity sens”https://www.bosch-sensortec.com/media/boschsensortec/downloads/datasheets/bst-bme280-ds002.pdfsha256 a2ccdb449fec… |
| Fuktnoggrannhet | 3 % | datablad s. 2“Accuracy tolerance ±3 % relative humidity • Hysteresis”https://www.bosch-sensortec.com/media/boschsensortec/downloads/datasheets/bst-bme280-ds002.pdfsha256 a2ccdb449fec… |
| VDD (bar krets) | 1.71 till 3.6 V | datablad s. 2“voltage VDD main supply voltage range: 1.71 V to 3.6 V VDDIO interface v”https://www.bosch-sensortec.com/media/boschsensortec/downloads/datasheets/bst-bme280-ds002.pdfsha256 a2ccdb449fec… |
Används i
Sol-väderstation — som Temperatur / fukt / tryck