{"product_id":"fermion-bmp581-high-precision-barometric-pressure-sensor-bosch-flagship-0-3hpa-3-3v-df-sen0667","title":"Fermion: BMP581 High-Precision Barometric Pressure Sensor (Bosch Flagship | 0.3hPa | 3.3V)","description":"\u003cp\u003eThe Fermion BMP581 is powered by Bosch Sensortec's latest generation high-performance barometric pressure sensor chip. Compared to its predecessors, the BMP581 represents a quantum leap in accuracy, temperature stability, and power efficiency. With an absolute \u003cb\u003eaccuracy of ±0.3hPa\u003c\/b\u003e and minimal offset, this sensor precisely detects minute altitude changes, capable of distinguishing floor levels or monitoring liquid level variations.\u003c\/p\u003e\u003cp\u003eFeaturing a compact footprint and comprehensive support for \u003cb\u003eI2C\/I3C\/SPI interfaces\u003c\/b\u003e, this module is the ideal choice for drone altitude hold, indoor navigation assistance (floor detection), and outdoor fitness trackers. For projects demanding superior data quality within a strict budget, the Fermion BMP581 offers an uncompromising solution.  \u003c\/p\u003e\u003cp style=\"text-align: center; \"\u003e\u003cimg src=\"https:\/\/dfimg.dfrobot.com\/enshop\/image\/data\/SEN0667\/1.jpg\" alt=\"Accuracy ±0.3hPa of Fermion: BMP581 High-Precision Barometric Pressure Sensor\" title=\"Accuracy ±0.3hPa of Fermion: BMP581 High-Precision Barometric Pressure Sensor\"\u003e\u003c\/p\u003e\u003cp style=\"text-align: center;\"\u003eFigure: Accuracy ±0.3hPa of Fermion: BMP581 High-Precision Barometric Pressure Sensor\u003c\/p\u003e\u003cp style=\"text-align: center;\"\u003e\u003cbr\u003e\u003c\/p\u003e\u003cp style=\"text-align: center;\"\u003e\u003c\/p\u003e\u003cp\u003e\u003cb\u003eLaboratory-Grade Precision and Stability\u003c\/b\u003e\u003c\/p\u003e\u003cp\u003eAt the core of this atmospheric monitoring unit lies advanced linearity compensation and digital filtering capabilities. The Bosch-powered module utilizes a configurable IIR (Infinite Impulse Response) filter and a built-in hardware FIFO buffer. These features work in tandem to suppress data jitter caused by sudden environmental disturbances, ensuring the output remains smooth and reliable even in dynamic conditions. Whether measuring vertical velocity in aerial vehicles or detecting subtle pressure shifts in HVAC systems, the device delivers consistent data integrity without burdening the host processor.\u003c\/p\u003e\u003cp style=\"text-align: center; \"\u003e\u003cimg src=\"https:\/\/dfimg.dfrobot.com\/enshop\/image\/data\/SEN0667\/2.jpg\" alt=\"The Stable Flight of Fermion: BMP581 High-Precision Barometric Pressure Sensor\" title=\"The Stable Flight of Fermion: BMP581 High-Precision Barometric Pressure Sensor\"\u003e\u003c\/p\u003e\u003cp style=\"text-align: center;\"\u003eFigure: The Stable Flight of Fermion: BMP581 High-Precision Barometric Pressure Sensor\u003c\/p\u003e\u003cp style=\"text-align: center;\"\u003e\u003cbr\u003e\u003c\/p\u003e\u003cp\u003e\u003cb\u003eUltra-Low Power Architecture for IoT\u003c\/b\u003e\u003c\/p\u003e\u003cp\u003ePower efficiency remains a critical constraint for remote sensing nodes and wearable electronics. The Fermion BMP581 addresses this by achieving a sleep current as low as 2μA. This minimal power footprint allows the barometric pressure tracker to operate for extended periods on coin-cell batteries or energy-harvesting sources. The integration of 6 bytes of non-volatile memory further enhances efficiency by storing user-defined configurations, eliminating the need for repeated initialization sequences and reducing overall system wake time.\u003c\/p\u003e\u003cp\u003e\u003cbr\u003e\u003c\/p\u003e\u003cp\u003e\u003cb\u003eVersatile Connectivity and Integration\u003c\/b\u003e\u003c\/p\u003e\u003cp\u003eDesigned to accommodate diverse hardware ecosystems, the high-performance altimeter module supports three distinct communication protocols: I2C, SPI, and the emerging I3C standard. This flexibility ensures seamless compatibility with a wide range of microcontrollers, from 8-bit systems to advanced 32-bit IoT gateways. To accelerate the development cycle, the hardware design retains a compact footprint with a standard 2.54mm pin pitch, facilitating easy breadboarding and integration into finished PCBs.\u003c\/p\u003e\u003ch2\u003eApplications:\u003c\/h2\u003e\u003cli\u003eDrone stability hovering and vertical velocity control\u003c\/li\u003e\u003cli\u003eGPS navigation enhancement (dead-reckoning, slope detection)\u003c\/li\u003e\u003cli\u003eIndoor navigation and floor localization\u003c\/li\u003e\u003cli\u003eFitness tracking (calorie expenditure, elevation gain)\u003c\/li\u003e\u003cli\u003ePrecision weather stations and hydrological monitoring\u003c\/li\u003e\u003ch2\u003eSpecification:\u003c\/h2\u003e\u003cp\u003eBasic Parameters\u003c\/p\u003e\u003cli\u003eOperating Voltage: DC 3.3V\u003c\/li\u003e\u003cli\u003eOperating Current: 200μA\u003c\/li\u003e\u003cli\u003eSleep Current: 2μA\u003c\/li\u003e\u003cli\u003eCommunication Interface: I2C \/ I3C \/SPI\u003c\/li\u003e\u003cli\u003eInterface Form: 2.54mm Pin Header Socket\u003c\/li\u003e\u003cli\u003eI2C Address: 0x47 (Default) \/ 0x46\u003c\/li\u003e\u003cp\u003e\u003c\/p\u003e\u003cp\u003eBMP581 Parameters\u003c\/p\u003e\u003cli\u003ePressure Measurement Range: 30 ~ 125 kPa\u003c\/li\u003e\u003cli\u003eTemperature Measurement Range: 0 ~ 65 °C\u003c\/li\u003e\u003cli\u003eAbsolute Pressure Accuracy: ±0.3 hPa (Typ.)\u003c\/li\u003e\u003cli\u003eRelative Pressure Accuracy: ±0.06 hPa \/ 10 kPa (Typ.)\u003c\/li\u003e\u003cli\u003eRelative Altitude Accuracy: ±0.5 m \/ 10 kPa\u003c\/li\u003e\u003cli\u003eTemperature Drift Coefficient: ±0.5 Pa \/ K\u003c\/li\u003e\u003cli\u003ePressure Data Resolution: 1 \/ 64\u003c\/li\u003e\u003cli\u003eUltra-Low Noise: \u0026lt; 0.1 Pa (RMS, without low-pass filter enabled)\u003c\/li\u003e\u003cp\u003e\u003c\/p\u003e\u003cp\u003ePhysical Dimensions\u003c\/p\u003e\u003cli\u003ePCB Dimensions: 19×16×2.49 mm\u003c\/li\u003e\u003cli\u003eMounting Hole Spacing: 14 mm\u003c\/li\u003e\u003cli\u003eMounting Hole Diameter: 2.0 mm\u003c\/li\u003e\u003cp\u003e\u003c\/p\u003e\u003cp\u003eNote: 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\u003ch2\u003eDocuments:\u003c\/h2\u003e\u003cli\u003e\u003ca href=\"https:\/\/wiki.dfrobot.com\/SKU_SEN0667_Fermion:_BMP581_Barometric_Pressure_Sensor\" target=\"_blank\"\u003eProduct wiki\u003c\/a\u003e\u003c\/li\u003e\u003cli\u003e\u003ca href=\"https:\/\/wiki.dfrobot.com\/SKU_SEN0667_Fermion:_BMP581_Barometric_Pressure_Sensor#Example%201%3A%20Continuously%20Read%20Pressure%2C%20Temperature%2C%20and%20Altitude%20Data%20in%20I2C%20Mode\" target=\"_blank\"\u003eConnection Diagram \u0026amp; Library\u003c\/a\u003e\u003c\/li\u003e\u003cli\u003e\u003ca href=\"https:\/\/dfimg.dfrobot.com\/62d52567aa9508d63a4247a1\/wikien\/416d546ce869e83e37b79d31deb61f3a.pdf\" target=\"_blank\"\u003eSchematic Diagram\u003c\/a\u003e\u003c\/li\u003e\u003cli\u003e\u003ca href=\"https:\/\/dfimg.dfrobot.com\/62d52567aa9508d63a4247a1\/wikien\/74bdf9a1f6c5846aa9d2f78312300acf.pdf\" target=\"_blank\"\u003eDimensions \u0026amp; Component Layout Diagram\u003c\/a\u003e\u003c\/li\u003e\u003cli\u003e\u003ca href=\"https:\/\/dfimg.dfrobot.com\/62d52567aa9508d63a4247a1\/wikien\/1190dfb08d5b9ccc73e3fcc21c2c8e3a.rar\" target=\"_blank\"\u003e2D_CAD\u003c\/a\u003e\u003c\/li\u003e\u003cli\u003e\u003ca href=\"https:\/\/dfimg.dfrobot.com\/62d52567aa9508d63a4247a1\/wikien\/c8f68690f2d9a5b9b2c915c5344ce634.rar\" target=\"_blank\"\u003e3D_STP\u003c\/a\u003e\u003c\/li\u003e\u003cli\u003e\u003ca href=\"https:\/\/dfimg.dfrobot.com\/62d52567aa9508d63a4247a1\/wikien\/ded44d532297abcd8f4392c814828df4.pdf\" target=\"_blank\"\u003eBMP581 Chip Datasheet\u003c\/a\u003e\u003c\/li\u003e\u003ch2\u003eProduct Includes:\u003c\/h2\u003e\u003cli\u003eFermion: BMP581 High-Precision Barometric Pressure \u0026amp; Temperature Sensor ×1\u003c\/li\u003e\u003cli\u003e10pin-2.54 Black Single Row Pin Header ×1\u003c\/li\u003e","brand":"DFRobot","offers":[{"title":"Default Title","offer_id":42343284342866,"sku":"DF-SEN0667","price":16.0,"currency_code":"NZD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0735\/0383\/files\/SEN0667_Main_01.jpg?v=1774161942","url":"https:\/\/www.pakronics.co.nz\/products\/fermion-bmp581-high-precision-barometric-pressure-sensor-bosch-flagship-0-3hpa-3-3v-df-sen0667","provider":"Pakronics®","version":"1.0","type":"link"}