{"product_id":"fermion-bmp581-high-precision-barometric-pressure-temperature-sensor-breakout-i2c-i3c-spi-0-3hpa","title":"Fermion: BMP581 High-Precision Barometric Pressure \u0026 Temperature Sensor (Breakout, I2C\/I3C\/SPI, ±0.3hPa)","description":"\u003ch2\u003eIntroduction\u003c\/h2\u003e\n\u003cp\u003eFermion BMP581 High‑Precision Barometric Pressure \u0026amp; Temperature Sensor integrates Bosch Sensortec’s latest-generation pressure sensing technology to deliver exceptional environmental measurement accuracy. Featuring an absolute pressure accuracy of ±0.3hPa and extremely low noise performance, this compact atmospheric sensing module can detect subtle altitude changes such as floor-level differences or liquid level fluctuations. The precision barometric measurement board supports I2C, I3C, and SPI communication, enabling seamless integration with controllers such as Arduino, ESP32, or Raspberry Pi. Reliable altitude and pressure data make this environmental sensing module suitable for robotics navigation, UAV stabilization, wearable devices, and smart weather monitoring systems.\u003c\/p\u003e\n\u003cp\u003e\u003cspan style=\"color: #ff9c00;\"\u003e\u003cb\u003eNote: \u003c\/b\u003e\u003c\/span\u003e This module operates at 3.3V logic. A logic level converter is required when using with 5V microcontrollers (e.g., Arduino Uno).\u003c\/p\u003e\n\u003cp\u003e\u003cb\u003eLaboratory‑Grade Precision and Data Stability\u003c\/b\u003e\u003c\/p\u003e\n\u003cp\u003eAt the heart of this atmospheric monitoring module lies advanced signal conditioning combined with Bosch digital compensation algorithms. Integrated linearity correction, a configurable IIR (Infinite Impulse Response) filter, and a hardware FIFO buffer cooperate to suppress measurement jitter caused by rapid environmental disturbances. Such architecture maintains stable pressure readings during vibration or airflow fluctuations. Accurate altitude estimation and smooth pressure curves benefit applications such as drone vertical velocity monitoring, HVAC system diagnostics, and indoor floor-level detection where dependable atmospheric sensing accuracy remains essential.\u003c\/p\u003e\n\u003cp\u003e\u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0668\/0641\/5437\/files\/E30049-content1.webp?v=1791251799\" alt=\"\"\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cb\u003eUltra‑Low Power Architecture for Long‑Term IoT Deployment\u003c\/b\u003e\u003c\/p\u003e\n\u003cp\u003eEnergy efficiency remains critical for distributed sensing nodes and battery-powered electronics. This compact barometric pressure sensing board features a sleep current as low as 2μA, allowing extended operation in remote monitoring equipment, wearable trackers, and portable instrumentation. Six bytes of integrated non‑volatile memory store configuration parameters directly on the sensor, eliminating repeated setup sequences during power cycles. Reduced initialization overhead shortens wake time and conserves energy, enabling long‑duration environmental logging using small batteries or energy‑harvesting power sources.\u003c\/p\u003e\n\u003cp\u003e\u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0668\/0641\/5437\/files\/E30049-content2.webp?v=1791251819\" alt=\"\"\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cb\u003eFlexible Multi‑Protocol Interface for Embedded Platforms\u003c\/b\u003e\u003c\/p\u003e\n\u003cp\u003eBroad connectivity support ensures straightforward integration across diverse embedded ecosystems. The precision altitude sensing module provides I2C, SPI, and emerging I3C communication interfaces, allowing compatibility with both lightweight microcontrollers and advanced IoT gateways. A standard 2.54mm pin header layout simplifies breadboard prototyping and PCB integration during hardware development. Such flexibility enables rapid deployment in robotics controllers, wearable electronics, and environmental data loggers where accurate atmospheric pressure measurement must be easily incorporated into compact embedded systems.\u003c\/p\u003e\n\u003cp\u003eHigh‑resolution pressure sensing combined with ultra‑low power consumption makes this Bosch‑based barometric sensor board highly suitable for intelligent navigation systems, UAV altitude stabilization, indoor positioning solutions, wearable fitness electronics, and compact weather monitoring equipment. Reliable altitude detection and stable atmospheric data provide strong support for modern robotics research, environmental monitoring infrastructure, and portable IoT instrumentation requiring accurate pressure and temperature measurements.\u003c\/p\u003e\n\u003ch2\u003eFeatures\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003eBosch BMP581 high‑performance barometric pressure sensor\u003c\/li\u003e\n\u003cli\u003eHigh absolute pressure accuracy: ±0.3 hPa (typ.)\u003c\/li\u003e\n\u003cli\u003eUltra‑low noise measurement \u0026lt; 0.1 Pa RMS\u003c\/li\u003e\n\u003cli\u003eSupports I2C, I3C, and SPI communication interfaces\u003c\/li\u003e\n\u003cli\u003eIntegrated configurable IIR filter and hardware FIFO buffer\u003c\/li\u003e\n\u003cli\u003eUltra‑low sleep current down to 2μA for low‑power systems\u003c\/li\u003e\n\u003cli\u003eBuilt‑in non‑volatile memory for configuration storage\u003c\/li\u003e\n\u003cli\u003eStandard 2.54mm pin header for easy prototyping\u003c\/li\u003e\n\u003cli\u003eSuitable for altitude measurement, indoor positioning, and UAV stabilization\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2\u003eApplications\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003eDrone stability hovering and vertical velocity control\u003c\/li\u003e\n\u003cli\u003eGPS navigation enhancement (dead-reckoning, slope detection)\u003c\/li\u003e\n\u003cli\u003eIndoor navigation and floor localization\u003c\/li\u003e\n\u003cli\u003eFitness tracking (calorie expenditure, elevation gain)\u003c\/li\u003e\n\u003cli\u003ePrecision weather stations and hydrological monitoring\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2\u003eSpecification\u003c\/h2\u003e\n\u003cp\u003eBasic Parameters\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eOperating Voltage: DC 3.3V\u003c\/li\u003e\n\u003cli\u003eOperating Current: 200μA\u003c\/li\u003e\n\u003cli\u003eSleep Current: 2μA\u003c\/li\u003e\n\u003cli\u003eCommunication Interface: I2C \/ I3C \/SPI\u003c\/li\u003e\n\u003cli\u003eInterface Form: 2.54mm Pin Header Socket\u003c\/li\u003e\n\u003cli\u003eI2C Address: 0x47 (Default) \/ 0x46\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003eBMP581 Parameters\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003ePressure Measurement Range: 30 ~ 125 kPa\u003c\/li\u003e\n\u003cli\u003eTemperature Measurement Range: 0 ~ 65 °C\u003c\/li\u003e\n\u003cli\u003eAbsolute Pressure Accuracy: ±0.3 hPa (Typ.)\u003c\/li\u003e\n\u003cli\u003eRelative Pressure Accuracy: ±0.06 hPa \/ 10 kPa (Typ.)\u003c\/li\u003e\n\u003cli\u003eRelative Altitude Accuracy: ±0.5 m \/ 10 kPa\u003c\/li\u003e\n\u003cli\u003eTemperature Drift Coefficient: ±0.5 Pa \/ K\u003c\/li\u003e\n\u003cli\u003ePressure Data Resolution: 1 \/ 64\u003c\/li\u003e\n\u003cli\u003eUltra-Low Noise: \u0026lt; 0.1 Pa (RMS, without low-pass filter enabled)\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003ePhysical Dimensions\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003ePCB Dimensions: 19×16×2.49 mm\u003c\/li\u003e\n\u003cli\u003eMounting Hole Spacing: 14 mm\u003c\/li\u003e\n\u003cli\u003eMounting Hole Diameter: 2.0 mm\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2\u003eShipping List\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003eFermion: BMP581 High-Precision Barometric Pressure \u0026amp; Temperature Sensor ×1\u003c\/li\u003e\n\u003cli\u003e10pin-2.54 Black Single Row Pin Header ×1\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2\u003eDocuments\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003ca href=\"https:\/\/wiki.dfrobot.com\/sen0667\/\" target=\"_blank\"\u003eProduct Wiki\u003c\/a\u003e\u003cbr\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"DFRobot","offers":[{"title":"Default Title","offer_id":67577012715597,"sku":"E30049-001","price":14.57,"currency_code":"AUD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0668\/0641\/5437\/files\/E30049-win1.jpg?v=1791251875","url":"https:\/\/www.mlab.com.au\/products\/fermion-bmp581-high-precision-barometric-pressure-temperature-sensor-breakout-i2c-i3c-spi-0-3hpa","provider":"MLAB","version":"1.0","type":"link"}