Fermion - barometric pressure sensor BMP390L - I2C/SPI - DFRobot SEN0423

Index: DFR-20681 EAN: 6959420920822
Bosch BMP390L digital barometric pressure sensor module. It features extremely high temperature stability, low drift, low power consumption and low noise. The maximum deviation of absolute accuracy is less than 50 Pa and the relative accuracy can be ±3 Pa (equivalent to 25 cm), which is 166.7% higher than the previous generation. The measurement range is from 300 hPa to 1250 hPa. It communicates via an I2C / SPI interface. The supply voltage is 3.3 V.
Fermion - barometric pressure sensor BMP390L - I2C/SPI - DFRobot SEN0423
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Manufacturer: DFRobot
Compatibility: Raspberry Pi Micro:bit

Product description: Fermion - BMP390L pressure sensor - I2C/SPI - DFRobot SEN0423

BMP390L digital barometric pressure sensor module from Bosch. It features extremely high temperature stability, low drift, low power consumption and low noise. The maximum deviation of absolute accuracy is less than 50 Pa and the relative accuracy can be ±3 Pa (equivalent to 25 cm), which is 166.7% higher than the previous generation. The measurement range is from 300 hPa to 1250 hPa. The sensor communicates via an I2C / SPI interface. The supply voltage is 3.3 V.

Moduł z czujnikiem ciśnienia BMP390LBMP390L pressure sensor module.
Moduł DFRobot FermionPressure sensor module - DFRobot Fermion.

Main features of the BMP390L pressure sensor

  • High precision (absolute deviation < 50 Pa, relative accuracy < 3 Pa)
  • High long-term stability (±16 Pa/year)
  • Extremely high temperature stability and low drift
  • Low power consumption (54 uA in sleep mode, < 650 uA during operation)

Application of the module

  • Asset tracking and navigation (floor detection)
  • Water level measurement
  • Vertical speed indicator (e.g. ascent/descent speed)
  • GPS navigation enhancement
  • Outdoor navigation and applications
  • Medical applications (e.g. spirometry)
  • AR and VR applications
  • Flight stabilization

Pressure Sensor Module Pinouts

The Bosch BMP390L pressure sensor module communicates using an I2C or SPI interface and is powered by 3.3 V.

  • VCC - supply voltage 3.3 V
  • 3V3 - 3.3 V input / output voltage
  • GND - module ground
  • SCL - I2C clock line
  • SDA - I2C data line
  • SCK - SPI clock line
  • SDI - SPI data line (input)
  • SDO - SPI data line (output)
  • CS - SPI selection
  • INT - external interrupt
Przykład połączenia z Raspberry PiExample of connection with Raspberry Pi.
Moduł czujnika ciśnienia Bosch BMP390L

Fermion - BMP390L pressure sensor - I2C/SPI - DFRobot SEN0423.

BMP390L pressure sensor specification

  • Supply voltage: 3,3 V
  • Current consumption: sleep mode (54 uA) / operation (357 uA to 650 uA)
  • Communication interface: I2C / SPI
  • I2C address: 0x77 (default) / 0x76 (option: SDO connected to GND)
  • Pressure measurement range: 300 hPa to 1250 hPa
  • Relative accuracy: ±0.03 hPa (equivalent to 25 cm) (@ 700 hPa to 1100 hPa, 25°C to 40°C)
  • Absolute accuracy: ±0.5 hPa
  • Temperature deviation coefficient: ±0.6 Pa / K (@900 hPa, 25°C to 40°C)
  • Long-term stability: ±0.16 hPa / ca
  • ODR accuracy: ±2 ~ ±12%
  • Measurement start time: 2 ms
  • Operating temperature: -40° to 85°C
  • Dimensions: 15 x 20 mm

Interface SPI / I2C
Sensor - type pressure
Package width 5.7 cm
Package height 2.5 cm
Package depth 6 cm
Package weight 0.007 kg

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