BMP280 Barometric Pressure Temperature Sensor Module I2C SPI Arduino

🔧 BMP280 Pressure Temperature Sensor Module | AuscomTech

The BMP280 is a compact environmental sensor module designed to measure barometric pressure and temperature with high precision.

It provides digital pressure and temperature data over either I2C or SPI, making it suitable for microcontroller projects that need stable atmospheric sensing.

This module operates at a low voltage range of 1.8V to 3.6V, making it ideal for modern 3.3V systems and low-power applications.

⭐ Key Features

• BMP280 sensor – Digital barometric pressure and temperature sensing in a compact breakout board format.
• I2C and SPI support – Flexible interface options for easy integration with different controllers.
• Wide operating voltage – Supports 1.8V to 3.6V for compatibility with low-power systems.
• High pressure accuracy – Suitable for altitude and barometric trend measurements.
• Low-power design – Well suited for battery-powered and portable embedded systems.
• Compact PCB – Small board size makes it ideal for space-limited projects and sensor arrays.
• Microcontroller compatible – Commonly used with Arduino, ESP32, ESP8266, and other 3.3V logic platforms.

📊 Technical Specifications

• Sensor IC: BMP280
• Measured Parameters: Barometric pressure, temperature
• Operating Voltage: 1.8V – 3.6V
• Interfaces: I2C, SPI
• Pressure Accuracy: ±1 hPa absolute accuracy
• Temperature Accuracy: ±1.0°C
• Altitude Resolution: Approx. ±1 metre
• PCB Size: 15 mm × 12 mm
• Board Width: Approx. 1.52 cm
• Board Height: Approx. 1.20 cm
• Weight: Approx. 0.75 g with pin header

🧩 Typical Applications

• Weather sensing and barometric monitoring
• Altitude and altimeter projects
• GPS navigation enhancement
• Indoor navigation and floor detection
• Home weather stations
• Portable electronics and wearables
• Flying toys and RC projects
• Embedded environmental monitoring

⚠️ Important Notes

• This module is designed for 3.3V systems; use level shifting when connecting to 5V logic devices.
• This module measures pressure and temperature only.
• Pin header may require soldering depending on supply batch.
• Dimensions are approximate and may vary slightly by production batch.

📦 Package Includes

• 1 × BMP280 Pressure Temperature Sensor Module

🔗 Recommended Accessories (Not Included)

• Pin header strip – for soldered board connection
• Breadboard jumper wires – for quick prototyping
• Arduino or ESP32 development board – for interfacing and testing
• Logic level converter – for safe use with 5V systems