Description
The BMP180 is a high-precision digital barometric pressure and temperature sensor developed by Bosch. It offers accurate and stable measurements of atmospheric pressure and temperature, making it ideal for weather monitoring, altitude estimation, and environmental sensing applications. With its I²C/SPI digital interface, compact size, and low power consumption, the BMP180 integrates easily into embedded systems, wearables, and IoT devices.
Key Features
- Accurate Pressure & Temperature Measurement: High precision with minimal drift
- Digital Interface: Supports I²C (default) and SPI communication
- High Resolution: 0.03 hPa pressure measurement accuracy
- Compact & Low Power: Ideal for portable and battery-powered applications
- Built-In Calibration: Factory-calibrated for precise readings
- Wide Temperature Range: Reliable operation in various environments
Specification
- Sensor Type: Barometric Pressure and Temperature Sensor
- Communication Interface: I²C (default), SPI (optional)
- Pressure Range: 300 hPa to 1100 hPa
- Pressure Accuracy: ±1 hPa (typical)
- Temperature Range: -40°C to +85°C
- Temperature Accuracy: ±1°C
- Resolution: 0.03 hPa for pressure
- Operating Voltage: 1.8V to 3.6V
- Current Consumption:
- 3 µA (typical in sleep mode)
- 10 µA (typical in measurement mode)
- Package Type: LGA-8 (Leadless Grid Array)
Application
- Altitude and Weather Tracking: For drones, outdoor devices, and GPS calibration
- Environmental Monitoring: Weather stations and smart home systems
- Wearable Devices: Fitness trackers and smartwatches with altitude sensing
- Pressure-Based Data Logging: Scientific and industrial data collection
- Consumer Electronics: Smartphones and portable environmental sensors
Caution:
- Ensure proper voltage supply to avoid damage to the sensor.
- Handle the sensor carefully to prevent mechanical damage or contamination.
- Verify correct wiring and communication protocol settings for accurate readings.