Bosch Sensortec BMP280
- BMP280
- Bosch Sensortec
- SENSOR PRESSURE ABS
- Pressure Sensors, Transducers
- BMP280 Datasheet
- 8-SMD
- 8-SMD
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What is BMP280
Bosch Sensortec Part Number BMP280(Pressure Sensors, Transducers), developed and manufactured by Bosch Sensortec, distributed globally by Jinftry. We distribute various electronic components from world-renowned brands and provide one-stop services, making us a trusted global electronic component distributor.
BMP280 is one of the part numbers distributed by Jinftry, and you can learn about its specifications/configurations, package/case, Datasheet, and other information here. Electronic components are affected by supply and demand, and prices fluctuate frequently. If you have a demand, please do not hesitate to send us an RFQ or email us immediately [email protected] Please inquire about the real-time unit price, Data Code, Lead time, payment terms, and any other information you would like to know. We will do our best to provide you with a quotation and reply as soon as possible.
BMP280 Specifications
- Part NumberBMP280
- CategoryPressure Sensors, Transducers
- ManufacturerBosch Sensortec
- DescriptionSENSOR PRESSURE ABS
- Package8-SMD
- Series-
- FeaturesStandby Mode
- Voltage - Supply1.71 V ~ 3.6 V
- Operating Temperature-40°C ~ 85°C
- Package / Case8-SMD
- Supplier Device Package8-SMD
- Output16b
- Accuracy±0.0145 PSI (±0.1 kPa)
- Output TypeI²C, SPI
- Termination StyleSMD (SMT) Tab
- Pressure TypeAbsolute
- Operating Pressure4.35 PSI ~ 15.95 PSI (30 kPa ~ 110 kPa)
- Maximum Pressure290.08 PSI (2000 kPa)
Application of BMP280
BMP280 Datasheet
BMP280 Datasheet , 8-SMD,Standby Mode,1.71 V ~ 3.6 V,-40°C ~ 85°C,8-SMD,8-SMD,16b,±0.0145 PSI (±0.1 kPa),I²C, SPI,SMD (SMT) Tab,Absolute,4.35 PSI ~ 15.95 PSI (30 kPa ~ 110 kPa),290.08 PSI (2000 kPa)
BMP280 Classification
Pressure Sensors, Transducers
FAQ about Pressure Sensors, Transducers
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1. What are the three types of pressure sensors?
There are three main types of pressure sensors:
Gage pressure sensor: This sensor is used to measure pressure relative to atmospheric pressure. It is usually used to measure the pressure of liquids or gases and convert pressure changes into electrical signal output.
Differential pressure sensor: The differential pressure sensor uses two different pressure ports to measure the pressure difference relative to each other. It is often used to measure the pressure difference between two different locations, such as measuring flow in a fluid system.
Absolute pressure sensor: Absolute pressure sensor is used to measure absolute pressure, that is, pressure relative to a vacuum. It is not affected by atmospheric pressure and is often used for high-precision measurements and applications that require stable pressure readings.
In addition, there are other types of pressure sensors, such as piezoresistive, capacitive, piezoelectric, strain gauge, fiber optic pressure sensor, and magnetostrictive. These sensors have different characteristics and application fields.
For example:
Piezoresistive pressure sensor: simple structure, small size, low cost, high sensitivity and accuracy, widely used in consumer electronics, medical equipment and industrial control.
Capacitive pressure sensor: has good dynamic response characteristics and stability, suitable for aerospace, automobile manufacturing and precision instruments.
Piezoelectric pressure sensor: does not require external power supply, has extremely high sensitivity and fast response time, and is often used for high-frequency vibration measurement and dynamic pressure monitoring.
Strain pressure sensor: has a wide measurement range, high accuracy and good stability, and is widely used in industrial automation, engineering machinery and aerospace.
Fiber optic pressure sensor: has strong anti-electromagnetic interference ability, corrosion resistance, high temperature resistance, suitable for pressure measurement in harsh environments.
Magnetostrictive pressure sensor: has high accuracy, fast response and good reliability, and is often used in high-precision pressure measurement and control systems. -
2. What sensors can be used to measure pressure?
Sensors that can be used to measure pressure mainly include pressure sensors. Pressure sensors can sense pressure signals and convert them into usable electrical signals for output. This type of sensor is usually composed of a pressure sensitive element and a signal processing unit, and is widely used in various industrial automatic control environments, such as water conservancy and hydropower, railway transportation, intelligent buildings, production automatic control, aerospace, military industry, petrochemicals, oil wells, electricity, ships, machine tools, pipelines and other fields.
Application fields of pressure sensors
Industrial field: In industrial production, pressure sensors are used to monitor and control the operating status of various equipment, such as boilers, pipelines, reactors, etc., to ensure production efficiency and product quality, and avoid equipment damage and production accidents.
Medical field: Pressure sensors can accurately measure physiological parameters such as blood pressure and heart rate of patients, and are used in equipment such as ventilators and infusion pumps to ensure patient safety and comfort.
Environmental protection field: Pressure sensors are used in sewage treatment plants, meteorological monitoring, etc. to monitor pipeline pressure conditions, avoid environmental pollution and waste of resources, and provide accurate data for weather forecasts.
Aerospace field: Pressure sensors monitor the cylinder pressure, engine intake pressure and atmospheric pressure of aircraft and spacecraft to ensure the safe and stable operation of aircraft and spacecraft.
What are the four types of pressure sensors?
There are four main types of pressure sensors:
Strain pressure sensor: Strain pressure sensors measure pressure mainly by measuring the strain of elastic elements. Depending on the material, strain elements are divided into metals and semiconductors. When conductors and semiconductor materials are mechanically deformed, their resistance values change.
Piezo-resistive pressure sensor: Piezoresistive pressure sensors are made of piezoresistive effect of single-crystal silicon materials and integrated circuits. When single-crystal silicon materials are subjected to force, the resistivity changes, and an electrical signal proportional to the force change is output through the measuring circuit.
Capacitive pressure sensor: Capacitive pressure sensors use changes in capacitance to measure pressure. When the electrode senses pressure deformation, the capacitance changes, forming an electrical signal output.
Piezoelectric pressure sensor: Piezoelectric pressure sensors use the piezoelectric effect to convert pressure into electrical quantity for measurement. This sensor does not require an external power supply, and directly reflects the pressure by measuring the amount of charge generated, with extremely high sensitivity and fast response time.
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3. What is the difference between a pressure sensor and a pressure transmitter?
The main differences between pressure sensors and pressure transmitters are working principles, signal processing, and application scenarios.
Working principle
Pressure sensor: The main function of a pressure sensor is to convert a pressure signal into an electrical signal. Common pressure sensors include resistance strain gauges, ceramic pressure sensors, and diffused silicon pressure sensors. These sensors convert pressure changes into electrical signal outputs through piezoresistive or piezoelectric effects.
Pressure transmitter: The pressure transmitter adds a signal conditioning module to the pressure sensor, which can further amplify, convert, and output an electrical signal proportional to the pressure. Transmitters usually have higher accuracy and stability and are suitable for a wider range of pressures.
Signal processing
Pressure sensor: Usually outputs signals directly related to pressure, such as resistance values, capacitance values, etc., which require further processing to obtain useful information.
Pressure transmitter: Directly outputs standard electrical signals, which are easy to process and interpret in the control system and are suitable for various automated control systems.
Application scenarios
Pressure sensor: Widely used in scenarios where real-time pressure monitoring is required, such as industrial automation, medical equipment, etc. Due to its high accuracy and stability, it is also suitable for laboratories, instrumentation, and precision measurement fields.
Pressure transmitter: widely used in process control, energy management and other fields, such as petroleum, chemical, water treatment and other industries. Due to its integrated, intelligent and miniaturized characteristics, it is also suitable for various harsh industrial environments.
In summary, pressure sensors and pressure transmitters have significant differences in principles, signal processing and application scenarios. Users should choose suitable products according to specific needs.
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