Bosch BME680 CJMCU-680 4-in-1 sensor for temperature, pressure, gases and humidity
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Description
Bosch BME680 CJMCU-680 - 4-in-1 sensor for temperature, pressure, gases and humidity for Arduino, ESP32, ESP8266, Raspberry Pi
A compact module with the advanced BME680 sensor from Bosch is an ideal solution for projects such as weather stations, drones, or other battery-powered devices. BME680 is a multifunctional sensor that measures atmospheric pressure, temperature, humidity, and IAQ air quality. Bosch sensors are known for precision and stability, making them a popular choice in electronic device design. This compact module is energy-efficient and offers a fast response time, communicating via the I2C bus. It features a built-in LDO 3.3V regulator, allowing it to be powered from 5V. The module can be supplied from 3V to 5V, and air quality is measured on the IAQ (Indoor Air Quality) scale from 1 to 500.
Key technical specifications
- Supply voltage: 3V to 5V
- Current consumption (sleep mode): 0.8uA
- Temperature measurement: range -40°C to 85°C
- Temperature measurement accuracy: +/- 0.5°C
- Temperature measurement resolution: 0.01°C
- Pressure measurement range: 300 - 1100 hPa
- Pressure measurement accuracy: 0.6 hPa
- Humidity measurement: 0 to 100% RH
- Humidity measurement accuracy: +/- 3% RH
- IAQ air quality measurement: 1 to 500
- Communication interface: I2C
- Dimensions: 25mm x 12mm
Example applications
- Building home and professional weather stations
- Indoor air quality monitoring (IAQ scale)
- Building automation systems (Smart Home)
- Wearable devices and drones
- IoT projects based on microcontrollers and single-board computers
Benefits
- Multifunctionality: measurement of four environmental parameters with a single compact module
- High precision: guaranteed by the renowned chip manufacturer, Bosch
- Power supply versatility: built-in LDO regulator enables safe operation with circuits powered at 3.3V and 5V
- Energy efficiency: very low current draw in sleep mode (0.8uA), ideal for battery-powered devices
- Easy integration: popular I2C communication interface simplifies connection to most microcontrollers
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