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BMP085
Product Overview
Category
BMP085 belongs to the category of digital pressure sensors.
Use
It is used for measuring barometric pressure and temperature.
Characteristics
- High precision
- Low power consumption
- Small size
- Digital interface
Package
BMP085 is available in a small package suitable for surface mount assembly.
Essence
The essence of BMP085 lies in its ability to provide accurate pressure and temperature measurements in various applications.
Packaging/Quantity
It is typically packaged in reels with a quantity of 250 or 500 units per reel.
Specifications
- Pressure range: 300 to 1100 hPa
- Temperature range: -40 to 85°C
- Pressure accuracy: ±0.12 hPa
- Temperature accuracy: ±0.5°C
Detailed Pin Configuration
BMP085 has the following pin configuration: 1. VDD (Power supply) 2. GND (Ground) 3. SDA (Serial data) 4. SCL (Serial clock)
Functional Features
- I2C interface for communication
- Ultra-low power consumption
- High resolution mode for pressure and temperature measurement
Advantages and Disadvantages
Advantages
- High precision
- Small form factor
- Low power consumption
Disadvantages
- Limited pressure range
- Vulnerable to ESD (Electrostatic Discharge) damage
Working Principles
BMP085 utilizes a piezo-resistive sensor to measure pressure and an integrated temperature sensor to measure temperature. The measured values are then converted to digital signals using an analog-to-digital converter.
Detailed Application Field Plans
BMP085 finds applications in: - Weather stations - Altitude tracking devices - Indoor navigation systems - Drones and UAVs - Automotive applications
Detailed and Complete Alternative Models
Some alternative models to BMP085 include: - BMP180 - BMP280 - BME280
In conclusion, BMP085 is a highly precise digital pressure sensor with a compact design and low power consumption, making it suitable for various applications requiring accurate pressure and temperature measurements.
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What is BMP085?
- BMP085 is a digital pressure sensor that can measure both barometric pressure and temperature.
How does BMP085 work?
- BMP085 works by sensing the atmospheric pressure and temperature, and then converting these measurements into digital data for use in various applications.
What are the typical applications of BMP085?
- BMP085 is commonly used in weather stations, altimeters, GPS modules, and other devices that require accurate pressure and temperature measurements.
What is the accuracy of BMP085?
- BMP085 has a high level of accuracy, with pressure measurements typically accurate to within ±1 hPa and temperature measurements accurate to within ±0.5°C.
Can BMP085 be used for altitude measurement?
- Yes, BMP085 can be used to calculate altitude based on the measured barometric pressure and temperature.
Is BMP085 suitable for outdoor use?
- Yes, BMP085 is designed to withstand outdoor conditions and can be used in various outdoor applications.
What is the communication interface for BMP085?
- BMP085 typically uses I2C or SPI communication protocols to interface with microcontrollers or other devices.
Can BMP085 be powered by a battery?
- Yes, BMP085 operates on low power and can be powered by a battery, making it suitable for portable and battery-powered applications.
Does BMP085 require calibration?
- BMP085 may require initial calibration to ensure accurate measurements, especially in critical applications.
Are there any limitations to using BMP085?
- One limitation of BMP085 is its sensitivity to electromagnetic interference, so proper shielding and placement may be necessary in certain applications.