Table 2.
Specifications of commercial metal oxide (MOX) gas sensor products.
| Company | ams AG | Bosch Sensortec | Figaro | Sensirion | ||
|---|---|---|---|---|---|---|
| Product No. | iAQ-core P | CCS811 | AS-MLV-P2 | BME680 | TGS8100 | SGPC2 |
| Dimension (mm) | 15.24 × 17.78 | 2.7 × 4.0 × 1.1 | 9.1 × 9.1 × 4.5 | 3.0 × 3.0 × 0.93 | 3.2 × 2.5 × 0.99 | 2.45 × 2.45 × 0.9 |
| Target Gas | CO2, TVOC | CO2, TVOC | VOC | TVOC | H2, C2H5OH | TVOC |
| Power consumption/Current | 9 mW | 1.2–46 mW | 34 mW | <0.1 mA in sleep mode | 15 mW | 1 mA in low power mode |
| Supply Voltage (V) | 3.3 | 1.8–3.6 | 2.7 | 1.2–3.6 | 1.8 | 1.62–1.98 |
| Package | SMD | LGA | - | LGA | Ceramic | DFN |
| Interface | I2C | I2C | Analog | I2C and SPI | - | I2C |