SKU: SENS-2128
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Bosch BME680 4-in-1 Environmental Sensor (Temperature, Humidity, Pressure & VOC Gas) - I2C/SPI

₹1,149.00 (Inclusive of all taxes)
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The Bosch BME680 is a highly integrated 4-in-1 environmental sensor module combining precise temperature, humidity, barometric pressure, and indoor air quality (VOC) sensing. It features I2C and SPI digital interfaces for seamless integration with microcontrollers like Arduino, Raspberry Pi, ESP32, and STM32.

Features

  • Integrated MEMS sensor for temperature, humidity, pressure, and gas/VOC detection.
  • Digital I2C and SPI interfaces for easy microcontroller and SBC connection.
  • Ultra-low power operation, ideal for battery-powered IoT and wearable devices.
  • Wide operating temperature range from -40°C to +85°C.
  • Compact LGA-8 package with high accuracy and long-term stability.

Out of stock

Description

The Bosch BME680 employs advanced MEMS technology to deliver high-fidelity environmental data. Its integrated gas sensor provides a metal-oxide (MOX) based measurement of volatile organic compounds (VOCs) and indoor air quality, outputting a resistance value that correlates with gas concentration. The sensor’s signal conditioning, compensation, and calibration algorithms are embedded within the device, providing stable and reliable digital readings.

Designed for low-power applications, the BME680 operates from a supply voltage of 1.71V to 3.6V, making it compatible with 3.3V logic systems. Its robust performance across a wide temperature and humidity range ensures reliable operation in demanding environments, from outdoor weather stations to indoor air quality monitors and portable wearables.

Key Features

  • Four-in-one environmental sensing: temperature, relative humidity, barometric pressure, and gas/VOC.
  • High accuracy and stability with integrated digital compensation and calibration.
  • Ultra-low power consumption for extended battery life in portable applications.
  • Dual digital communication interfaces: I2C (up to 3.4 MHz) and SPI (up to 10 MHz).
  • Wide operating voltage range (1.71V to 3.6V) compatible with 3.3V microcontroller systems.
  • Compact LGA-8 surface-mount package for space-constrained designs.
  • Extended operating temperature range from -40°C to +85°C.

Applications

  • IoT environmental monitoring nodes for smart home and building automation.
  • Portable weather stations and personal altitude tracking devices.
  • Wearable fitness and health monitors tracking ambient conditions.
  • Indoor air quality (IAQ) monitors for HVAC control and wellness.
  • Micro-weather and context-aware sensing for drones and robotics.

Technical Specifications

Manufacturer Part NumberBME680
Sensor Type4-in-1 Environmental (Temperature, Humidity, Pressure, Gas/VOC)
Pressure TypeAbsolute
Pressure Range300 hPa to 1100 hPa (30 kPa to 110 kPa)
Temperature Range-40 °C to +85 °C
Humidity Range0% to 100% RH
Gas/VOC SensingMetal-oxide (MOX); Output: Resistance (~0.1 kΩ to ~500 kΩ)
Output InterfaceDigital I2C / SPI
Supply Voltage1.71 V to 3.6 V
Pressure Accuracy±1 hPa (typical)
PackageLGA-8
Operating Temperature-40°C to +85°C
Weight0.008 kg

Frequently Asked Questions

What is the supply voltage range for the BME680 sensor?

The Bosch BME680 operates from 1.71V to 3.6V DC. This low-voltage range makes it directly compatible with 3.3V logic systems commonly found on development boards like ESP32, Raspberry Pi, and many ARM Cortex-M microcontrollers, without requiring a level shifter.

What communication interfaces does the BME680 support?

The BME680 supports both I2C and SPI digital communication protocols. The interface is selectable via a dedicated pin (SDO/ADDR). I2C supports standard and fast-mode speeds, while SPI supports clock rates up to 10 MHz, providing flexibility for different system architectures and speed requirements.

How does the BME680 measure gas/VOC concentrations?

The BME680 integrates a metal-oxide (MOX) gas sensor. It measures the change in resistance of a sensitive layer when exposed to reducing gases (VOCs). The sensor outputs a resistance value, and sophisticated onboard algorithms provide an indoor air quality (IAQ) index, requiring minimal external processing.

Is the BME680 suitable for outdoor weather station applications?

Yes, the BME680 is well-suited for outdoor applications due to its wide operating temperature range of -40°C to +85°C and its accurate barometric pressure sensing (300-1100 hPa). Its low power consumption also makes it ideal for solar-powered or battery-operated remote monitoring stations.

Package Includes

  • 1 x Bosch BME680 Sensor Module

Additional Information

Weight 0.008 kg