SKU: SENS-2044
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Generic BMP388 Digital Atmospheric Pressure Sensor Module - I2C/SPI Interface

₹509.00 (Inclusive of all taxes)
Out of Stock

The BMP388 is a high-precision MEMS digital barometric pressure sensor module compatible with I2C and SPI interfaces, designed for integration into Arduino, Raspberry Pi, ESP32, and other 3.3V/5V microcontroller systems for accurate altitude tracking and atmospheric pressure measurement.

Features

  • High-precision MEMS pressure sensor with a measurement range of 300 to 1250 hPa.
  • Ultra-low power consumption of 3.4 µA at a 1Hz data rate for battery-powered applications.
  • Dual digital interface support for I2C and SPI communication protocols.
  • Wide operating temperature range from -40°C to +85°C for robust environmental performance.
  • Compact form factor ideal for drones, wearables, and portable IoT devices.

Out of stock

Description

The BMP388 Digital Atmospheric Pressure Sensor Module utilizes a sophisticated MEMS (Micro-Electro-Mechanical Systems) sensing element to deliver precise absolute pressure measurements. Its integrated signal conditioning and digital output provide stable, low-noise data directly to a host microcontroller via I2C or SPI serial interfaces.

Engineered for demanding applications, the module operates across a wide supply voltage range of 1.65V to 3.6V, making it compatible with both 3.3V and 5V logic systems with appropriate level shifting. Its exceptional power efficiency and high accuracy enable reliable altitude calculation and environmental monitoring in mobile and fixed installations.

Key Features

  • High-accuracy MEMS barometric pressure sensor with ±0.5 hPa typical accuracy.
  • Extremely low current draw, optimized for battery-operated IoT and wearable devices.
  • Dual digital communication interfaces (I2C and SPI) offer flexible system integration.
  • Robust performance across an extended industrial temperature range (-40°C to +85°C).
  • Compact, surface-mount module design for easy PCB integration and space-constrained projects.
  • Digital output provides calibrated pressure and temperature data, simplifying firmware development.
  • High-value build offering professional-grade measurement capabilities for prototyping and production.

Applications

  • Drone and UAV altitude hold, navigation, and vertical velocity sensing.
  • Wearable fitness trackers and smartwatches for elevation gain tracking.
  • Portable weather stations and environmental monitoring systems.
  • Indoor navigation and floor-level detection in smart building systems.
  • Industrial process control and barometric pressure logging.

Technical Specifications

Pressure TypeAbsolute
Pressure Range300 hPa to 1250 hPa
Sensor TypeMEMS digital atmospheric pressure sensor
Output InterfaceI2C / SPI
Supply Voltage1.65 V to 3.6 V
Accuracy (Typical)±0.5 hPa
Current Consumption (@ 1Hz)3.4 µA
Operating Temperature-40°C to +85°C
Primary ApplicationsDrones, wearables, altimeters, navigation, weather stations
Module Weight0.02 kg

Frequently Asked Questions

What is the operating voltage range for the BMP388 module?

The BMP388 module operates from a supply voltage of 1.65V to 3.6V DC. This range makes it directly compatible with 3.3V microcontroller systems like ESP32 or STM32. For use with 5V Arduino boards, a logic level converter is required for the I2C or SPI communication lines to prevent damage.

Does the BMP388 support both I2C and SPI communication?

Yes, the BMP388 sensor natively supports both I2C and SPI digital serial interfaces. The interface is typically selected via a configuration pin (SDO/SA0 for SPI slave address or I2C address selection). This flexibility allows easy integration into a wide variety of microcontroller and single-board computer platforms.

How accurate is the pressure measurement from this sensor?

The BMP388 provides high-precision measurements with a typical accuracy of ±0.5 hPa (or ±0.8 hPa absolute maximum) within its operational range of 300 to 1250 hPa. This accuracy, combined with its low noise, enables reliable altitude resolution changes of less than one meter, which is critical for drone and navigation applications.

Is this sensor suitable for battery-powered IoT projects?

Absolutely. The BMP388 is designed for ultra-low power consumption, drawing only 3.4 microamperes (µA) at a 1Hz output data rate. This extremely low current draw makes it an ideal choice for long-lasting battery-powered devices such as GPS trackers, weather balloons, wearable gadgets, and remote environmental monitoring stations.

Package Includes

  • 1x BMP388 Digital Pressure Sensor Module

Additional Information

Weight 0.02 kg
Dimensions 5 × 5 × 2 cm