Description
The BME280 from Bosch is a combined humidity and pressure sensor that measures temperature, humidity, and atmospheric pressure simultaneously. It is designed for use in various industrial and consumer applications where accurate environmental monitoring is required.
This LGA-8 packaged sensor operates with a supply voltage of 1.71 to 3.6 V and provides measurements with high accuracy and long-term stability. The BME280 features a low current consumption, making it suitable for battery-powered devices or energy-efficient systems.
Some key benefits of the BME280 include its compact size, ease of use, and advanced sensing capabilities. It is widely used in various industries such as aerospace, automotive, smart home, and IoT applications where precise environmental monitoring is crucial.
Features
The Bosch BME280 is a combined humidity and pressure sensor that features:
- High accuracy and reliability
- Low power consumption (1.71V to 3.6V)
- Compact LGA-8 package
- Digital output (I2C or SPI interface)
- Temperature range: -40°C to +85°C
- Humidity range: 0% to 100%
- Pressure range: 600 mbar to 1100 mbar
It is suitable for various applications, including weather stations, industrial automation, and IoT devices.
Package
According to the product information, the package type of BME280 is 8-VFLGA (Very Fine Lead Grid Array).
Pinout
The BME280 has a pin count of 8 pins, which are:
1. VCC (power supply)
2. GND (ground)
3. SCL (clock signal)
4. SDA (data signal)
5. INT (interrupt output)
6. VIN (input voltage for temperature measurement)
7. OUT (output for temperature measurement)
8. NC (no connection)
The BME280 is a combined humidity and pressure sensor, which measures temperature, humidity, and barometric pressure. The pin functions are:
- VCC: Power supply (1.71 to 3.6V)
- GND: Ground
- SCL/SDA: I2C clock and data signals for communication with the microcontroller
- INT: Interrupt output that indicates when a measurement is complete
- VIN: Input voltage for temperature measurement
- OUT: Output for temperature measurement
- NC: No connection
Manufacturer
The manufacturer of the BME280 is Bosch, a German multinational engineering and technology company that specializes in automotive parts, industrial equipment, and consumer goods.
Applications
According to Bosch's documentation, the BME280 is a versatile sensor suitable for various applications. Some examples include:
- Weather stations
- Industrial automation
- HVAC systems
- Smart home devices
- Automotive (e.g., climate control, tire pressure monitoring)
- Aerospace and defense
These are general application areas where the BME280's humidity and pressure sensing capabilities can be utilized.
Equivalent
The equivalent products of BME280 are:
- BMP180
- BMP183
- MS5611-02BA
- MSZ70121A
- DHT11 (temperature and humidity only)
These sensors offer similar functionality to the BME280, but may have different specifications or form factors.
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