演示目录 / 环境传感器
BME280 temperature / humidity / pressure breakout
Adafruit · MPN 2652 · 智能体可读版本
$14.95参考价 · 2026-08-22
取自 Adafruit 自有结构化数据，日期如上所示 — 这不是报价。我们刻意不声明可获得性。
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Partsgraph 佐证规格表（PDF）自有文档 · 由下列来源汇编
Bosch BME280 datasheetsha256 a2ccdb449fec…
规格 — 每个数值都附带凭据
电气
| VDDIO 接口电压 | 1.2 至 3.6 V | 数据手册第 2 页“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… |
| 电流 @ 1 Hz (H+P+T) | 3.6 µA | 数据手册第 2 页“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… |
| 睡眠电流 | 0.1 µA | 数据手册第 2 页“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… |
| 电流 @ 1 Hz (H+T) | 1.8 µA | 数据手册第 2 页“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… |
| 电流 @ 1 Hz (P+T) | 2.8 µA | 数据手册第 2 页“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… |
| 启动时间，max (ms) | 2 | 数据手册第 8 页“ime to first 2 ms”https://www.bosch-sensortec.com/media/boschsensortec/downloads/datasheets/bst-bme280-ds002.pdfsha256 a2ccdb449fec… |
| VDD 纹波，max | 50 mVpp | 数据手册第 8 页“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… |
| 传感器功耗模式 | sleep mode, forced mode and normal mode | 数据手册第 14 页“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… |
| 板载 3.3V 稳压器 + 电平转换 | 是 | 供应商页面“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” |
性能
| 湿度范围 | 0 至 100 % | 数据手册第 2 页“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… |
| 气压 RMS 噪声 | 0.2 Pa | 数据手册第 2 页“• 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… |
| 气压绝对精度 | ±1 hPa | 供应商页面“uring humidity with ±3% accuracy, barometric pressure with ±1 hPa absolute accuraccy, and temperature with ±1.0°C accuracy. B” |
| 温度精度 | ±1.0°C | 供应商页面“ssure with ±1 hPa absolute accuraccy, and temperature with ±1.0°C accuracy. Because pressure changes with altitude, and the p” |
| 湿度响应时间 (τ63%) | 1 s | 数据手册第 2 页“Response time (𝜏𝜏63% ) 1s • Accuracy tolerance”https://www.bosch-sensortec.com/media/boschsensortec/downloads/datasheets/bst-bme280-ds002.pdfsha256 a2ccdb449fec… |
| 湿度迟滞 (±%RH) | 1 % | 数据手册第 2 页“Hysteresis ±1% relative humidity Key parameters for pressure sensor”https://www.bosch-sensortec.com/media/boschsensortec/downloads/datasheets/bst-bme280-ds002.pdfsha256 a2ccdb449fec… |
| 气压偏移的温度系数 (±Pa/K) | 1.5 Pa/K | 数据手册第 2 页“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… |
| 湿度分辨率 (%RH) | 0.008 | 数据手册第 9 页“RH 0.008 %RH Noise in humidity (RMS)”https://www.bosch-sensortec.com/media/boschsensortec/downloads/datasheets/bst-bme280-ds002.pdfsha256 a2ccdb449fec… |
| 湿度 RMS 噪声，最高过采样 (%RH) | 0.02 | 数据手册第 9 页“NH Highest oversampling, 0.02 %RH”https://www.bosch-sensortec.com/media/boschsensortec/downloads/datasheets/bst-bme280-ds002.pdfsha256 a2ccdb449fec… |
| 气压输出分辨率 (Pa) | 0.18 | 数据手册第 11 页“Highest oversampling 0.18 Pa pressure output data Noi”https://www.bosch-sensortec.com/media/boschsensortec/downloads/datasheets/bst-bme280-ds002.pdfsha256 a2ccdb449fec… |
| 温度精度 @25 °C (°C) | ±0.5 | 数据手册第 11 页“25 °C ±0.5 °C 5 When changing temperature”https://www.bosch-sensortec.com/media/boschsensortec/downloads/datasheets/bst-bme280-ds002.pdfsha256 a2ccdb449fec… |
| 温度输出分辨率 (°C) | 0.01 | 数据手册第 12 页“RT API output resolution 0.01 °C RMS noise”https://www.bosch-sensortec.com/media/boschsensortec/downloads/datasheets/bst-bme280-ds002.pdfsha256 a2ccdb449fec… |
| 内部 IIR 滤波器 | 是 | 数据手册第 18 页“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… |
| 高度计精度 | ±1 meter | 供应商页面“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” |
| 高度噪声 | 0.25 m | 供应商页面“to the BMP085/BMP180/BMP183 - with a low altitude noise of 0.25m and the same fast conversion time. It has the same specific” |
接口
| I2C 总线速率 (max) | 3.4 MHz | 数据手册第 2 页“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 总线速率 (max) | 10 MHz | 数据手册第 2 页“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… |
| 芯片 ID | 0x60 | 数据手册第 26 页“Read value is Read value is 0x60”https://www.bosch-sensortec.com/media/boschsensortec/downloads/datasheets/bst-bme280-ds002.pdfsha256 a2ccdb449fec… |
| 支持的 I2C 模式 | Standard, Fast and High Speed | 数据手册第 32 页“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 规格外形 | 是 | 供应商页面“microcontroller without worry. The breakout is made in the STEMMA QT form factor , making them easy to interface with. The STEMMA QT connect” |
机械
| 板卡尺寸 | 25.2mm x 18.0mm x 4.6mm | 供应商页面“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” |
| 传感器封装（裸芯片） | 2.5 mm x 2.5 mm x 0.93 mm | 数据手册第 2 页“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… |
合规
| RoHS | RoHS compliant | 数据手册第 2 页“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… |
| 无卤 | 是 | 数据手册第 2 页“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… |
| 湿敏特性 | MSL1 | 数据手册第 2 页“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… |
| 无铅焊接 | 是 | 数据手册第 45 页“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… |
通用
| 气压范围 | 300 至 1100 hPa | 数据手册第 2 页“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… |
| 温度范围 | -40 至 85 °C | 数据手册第 2 页“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… |
| 湿度精度 | 3 % | 数据手册第 2 页“Accuracy tolerance ±3 % relative humidity • Hysteresis”https://www.bosch-sensortec.com/media/boschsensortec/downloads/datasheets/bst-bme280-ds002.pdfsha256 a2ccdb449fec… |
| VDD（裸芯片） | 1.71 至 3.6 V | 数据手册第 2 页“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… |
用于
太阳能气象站 — 作为 温度 / 湿度 / 气压