The MS5839 is an ultra-compact (3.3 x 3.3 x 2.75 mm) digital altimeter that is optimized for applications where chlorine and saline are present. the robust, gel-filled design of the MS5839 enables operation in harsh media environments while providing accurate and reliable digital measurements.
This MEMS-based sensor offers advanced water resistance, chlorine resistance, shielding, low power consumption and digital interconnectivity in an ultra-compact, low profile package. The board level design delivers sensing accuracy for both pressure (±0.5 mbar) and temperature (±2°C) measurements.
Features
- Ceramic - metal package, 3.3 x 3.3 x 2.75 mm
- High resolution module 13 cm
- Fast conversion down to 0.5 ms
- Low power, 0.6 µA (standby less than 0.1 µA at 25°C)
- Supply voltage 1.5 to 3.6 V
- Operating range for MS5837-02BA: 300-1200 bar, -20°C to +85°C
- I2C interface
- No external components
- Excellent long term stability
- Water resistant sealing with 1.8 x 0.8 mm O-ring
- Shielded metal lid
Typical Uses
- Swim watches
- Fitness trackers
- Diving computers
- Underwater vehicles
- Dataloggers