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Gravity: BMP388 Barometric Pressure Sensors

SKU: SEN0251

The article outlines the specifications of the Gravity BMP388 Barometric Pressure Sensor, detailing its operating voltage, current, range, and accuracy. It highlights the sensor’s temperature coefficient, absolute accuracy across various temperatures, operating temperature range, and interface options, including Gravity-IIC and SPI. The sensor's external dimensions and mounting hole specifications are also provided, making it ideal for precise environmental measurements.

Front of BMP388 barometric pressure sensor module with USB connector and screws.-DFRobot product sku:SEN0251 image.

Downloadable Resources

  • Docs
  • Tech Specs

    • Specification

    Parameter Value
    Operating Voltage 3.3V-5.5V
    Operating Current 0.5mA
    Operating Range 300-1250 hPa
    Relative Accuracy ±8 Pa (equivalent to ±0.50m @700-900hPa, 25℃-40℃)
    Absolute Accuracy ±50 Pa（0℃-65℃@300-1100hPa）
    Temperature Coefficient Offset ±0.75 Pa/K（-20℃-65℃@700-1100hPa）
    Absolute Accuracy Temperature ±0.5℃（@0℃-65℃）
    Operating Temperature -40℃~80℃ (more accurate in 0℃-65℃)
    External Dimension 22mm x 30mm
    Mounting Hole Position 15mm
    Mounting Hole Dimension inside diameter 3mm/ outside diameter 6mm
    Interface Gravity-IIC 4Pin or SPI (SPI is only used at 3.3V)

    Pinout


    Silk-screen Description
    SDA IIC Data
    SCL IIC Clock
    INT Interrupt Output Pin
    SCK SPI-CLK
    SDI SPI-MOSI
    CSB SPI-CS
    SDO SPI-MISO/IIC Address Select
    GND Negative Pole
    VCC Positive Pole

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