BMP280 BAROMETRIC PRESSURE AND ALTITUDE SENSOR

The BMP280 is a high-precision barometric pressure and altitude sensor designed for use in a variety of applications, including weather monitoring, altimeters, and indoor navigation. It provides accurate and reliable pressure measurements and can interface with microcontrollers via I2C or SPI communication protocols.

Key Features of BMP280 I2C/SPI Barometric Pressure and Altitude Sensor:

• • High Accuracy: Provides precise pressure and altitude measurements.
  • Wide Measurement Range: Measures pressure from 300 hPa to 1100 hPa.
  • Low Power Consumption: Suitable for battery-powered applications.
  • Temperature Compensation: Built-in temperature sensor for compensation and accuracy.
  • I2C/SPI Interface: Supports both I2C and SPI communication protocols for easy integration.
  • Compact Size: Small form factor suitable for space-constrained applications.

Technical Specifications of BMP280 I2C/SPI Barometric Pressure and Altitude Sensor:

• • Pressure Range: 300 hPa to 1100 hPa.
  • Altitude Range: -500 meters to 9000 meters (relative to sea level).
  • Temperature Range: -40°C to +85°C.
  • Supply Voltage: 1.71V to 3.6V.
  • Interface: I2C (up to 3.4 MHz) and SPI (up to 10 MHz).
  • Resolution: Pressure: 0.18 Pa, Temperature: 0.01°C.
  • Power Consumption: 2.7 µA (in sleep mode).
  • Dimensions: 2.0mm x 2.5mm x 0.95mm (L x W x H).

Mechanical Specifications of BMP280 I2C/SPI Barometric Pressure and Altitude Sensor:

• • Package Type: Surface-mount (SMD).
  • Material: Ceramic and metal package for robust performance.
  • Pins: 7-pin configuration for power, ground, and communication lines.
  • Weight: Approximately 1.2 grams.

Schematic Diagram, Connection, Wiring, and Pinout of BMP280 I2C/SPI Barometric Pressure and Altitude Sensor:

• • Pin Configuration:
    • VIN: Power supply input (1.71V to 3.6V).
    • GND: Ground.
    • SCL/SCK: I2C clock / SPI clock.
    • SDA/SDI: I2C data / SPI data in.
    • SDO: SPI data out (optional).
    • CSB: Chip select for SPI (optional).
  • Connection: Connect VIN to the power supply, GND to ground, and the appropriate pins for I2C or SPI communication.
  • Wiring: Ensure secure connections to prevent noise and ensure stable readings.

Datasheet of BMP280 I2C/SPI Barometric Pressure and Altitude Sensor:

• • For detailed technical specifications and electrical characteristics, refer to the BMP280 datasheet.

Applications of BMP280 I2C/SPI Barometric Pressure and Altitude Sensor:

• • Weather Monitoring: Used in weather stations for atmospheric pressure measurement.
  • Altimeters: Suitable for altitude measurement in drones, aircraft, and handheld devices.
  • Indoor Navigation: Used in navigation systems for elevation and floor detection.
  • Health Monitoring: Integrated into wearable devices for environmental sensing.
  • Research and Development: Ideal for experimental setups and research projects.

Equivalent of BMP280 I2C/SPI Barometric Pressure and Altitude Sensor:

• • BMP180: Similar pressure sensor with lower power consumption and resolution.
  • BME280: Alternative sensor with additional humidity measurement capability.

Keywords for BMP280 I2C/SPI Barometric Pressure and Altitude Sensor:

• • BMP280 Sensor
  • Barometric Pressure Sensor
  • Altitude Sensor
  • I2C Pressure Sensor
  • SPI Pressure Sensor

Package Includes:

• • 1 x BMP280 I2C/SPI Barometric Pressure and Altitude Sensor Module