BME280 I2C/SPI Barometric Pressure Sensor Module

The BME280 I2C/SPI Barometric Pressure Sensor Module is a compact digital sensor module for pressure, temperature, and humidity measurement. It uses a BME280 sensor chip soldered onto the PCB. The module supports independent enabling and disabling of the humidity and pressure sensors. It offers I2C and SPI communication for flexible integration in electronics and robotics projects. The module is designed with low power consumption and a wide operating range.

Features of BME280 I2C/SPI Barometric Pressure Sensor Module

• Pressure, temperature, and humidity sensing
• Independent humidity and pressure control
• I2C and SPI interfaces
• Low power consumption
• Compact PCB-mounted sensor

Specifications of BME280 I2C/SPI Barometric Pressure Sensor Module

• Chip: BME280
• Output Type: Digital
• Input Voltage: 1.71V ~ 3.6V
• I/O Voltage: 1.2V ~ 3.6V
• Current consumption: 1.8 μA @ 1Hz humidity and temperature
• Current consumption: 2.8 μA @ 1Hz pressure and temperature
• Current consumption: 3.6 μA @ 1Hz humidity, pressure, and temperature
• Current consumption: 0.1 μA in sleep mode
• Pressure Range: 300hPa ~ 1100hPa
• Temperature Range: -40°C ~ +85°C
• Humidity Range: 0% ~ 100%
• Humidity Accuracy: ±3%
• Humidity Hysteresis: ±1%
• Measurement time: 1s
• Interface: I2C (up to 3.4 MHz)
• Interface: SPI (3 and 4 wire, up to 10 MHz)
• Pin Number: 10 Pin
• Size: 22mm x 11mm
• Size: approx. 20mm*12mm*3mm
• Operating range: -40...+85 °C
• Operating range: 0...100 % rel. humidity
• Operating range: 300...1100 hPa
• Current consumption: 1.8 μA @ 1 Hz humidity and temperature
• Current consumption: 2.8 μA @ 1 Hz pressure and temperature
• Current consumption: 3.6 μA @ 1 Hz humidity, pressure, and temperature
• Current consumption: 0.1 μA in sleep mode
• Response time: 1 s
• Accuracy tolerance: ±3 % relative humidity
• Hysteresis: ±1% relative humidity
• RMS Noise: 0.2 Pa
• Equivalent to 1.7 cm
• Offset temperature coefficient: ±1.5 Pa/K
• Equivalent to ±12.6 cm at 1 °C temperature change
• Material: Plastic
• RoHS compliant
• Halogen-free
• MSL1

How to Use BME280 I2C/SPI Barometric Pressure Sensor Module

1. Connect the module using the I2C or SPI interface.
2. Apply a supply voltage within the specified range.
3. Read the digital pressure, temperature, and humidity output.

More Info

• The module supports both humidity and pressure sensing.
• The sensor is mounted directly on the PCB.