BMP180 Digital Pressure Sensor: Datasheet, Pinout, Application
Absolute Pressure Sensor I2C -40°C~85°C 4.35PSI ~ 15.95PSI (30kPa ~ 110kPa) No Port ±2% 16 ~ 19 b 1.62V~3.6V









Absolute Pressure Sensor I2C -40°C~85°C 4.35PSI ~ 15.95PSI (30kPa ~ 110kPa) No Port ±2% 16 ~ 19 b 1.62V~3.6V
The BMP180 is the function compatible successor of the BMP085, a new generation of high precision digital pressure sensors for consumer applications.

BMP180 DIGITAL PRESSURE SENSOR WITH RASPBERRY PI
BMP180 Pinout

BMP180 Pinout
Bmp180 CAD Model
Symbol

BMP180 Symbol
Footprint

BMP180 Footprint
3D Model

BMP180 3D Model
BMP180 Description
The BMP180 is the function compatible successor of the BMP085, a new generation of high precision digital pressure sensors for consumer applications. The ultra-low power, low voltage electronics of the BMP180 is optimized for use in mobile phones, PDAs, GPS navigation devices and outdoor equipment. With a low altitude noise of merely 0.25m at fast conversion time, the BMP180 offers superior performance. The I2C interface allows for easy system integration with a microcontroller. The BMP180 is based on piezo-resistive technology for EMC robustness, high accuracy and linearity as well as long term stability.
Specifications
- TypeParameter
- Package / Case
refers to the protective housing that encases an electronic component, providing mechanical support, electrical connections, and thermal management.
7-VLGA - Surface Mount
having leads that are designed to be soldered on the side of a circuit board that the body of the component is mounted on.
YES - Mounting Feature
a process by which the operating system makes files and directories on a storage device (such as hard drive, CD-ROM, or network share) available for users to access via the computer's file system.
SURFACE MOUNT - Number of Pins7
- Operating Temperature
The operating temperature is the range of ambient temperature within which a power supply, or any other electrical equipment, operate in. This ranges from a minimum operating temperature, to a peak or maximum operating temperature, outside which, the power supply may fail.
-40°C~85°C - Packaging
Semiconductor package is a carrier / shell used to contain and cover one or more semiconductor components or integrated circuits. The material of the shell can be metal, plastic, glass or ceramic.
Tape & Reel (TR) - Published2012
- Part Status
Parts can have many statuses as they progress through the configuration, analysis, review, and approval stages.
Obsolete - Moisture Sensitivity Level (MSL)
Moisture Sensitivity Level (MSL) is a standardized rating that indicates the susceptibility of electronic components, particularly semiconductors, to moisture-induced damage during storage and the soldering process, defining the allowable exposure time to ambient conditions before they require special handling or baking to prevent failures
1 (Unlimited) - Termination
Termination in electronic components refers to the practice of matching the impedance of a circuit to prevent signal reflections and ensure maximum power transfer. It involves the use of resistors or other components at the end of transmission lines or connections. Proper termination is crucial in high-frequency applications to maintain signal integrity and reduce noise.
PCB - Applications
The parameter "Applications" in electronic components refers to the specific uses or functions for which a component is designed. It encompasses various fields such as consumer electronics, industrial automation, telecommunications, automotive, and medical devices. Understanding the applications helps in selecting the right components for a particular design based on performance, reliability, and compatibility requirements. This parameter also guides manufacturers in targeting their products to relevant markets and customer needs.
Board Mount - Voltage - Supply
Voltage - Supply refers to the range of voltage levels that an electronic component or circuit is designed to operate with. It indicates the minimum and maximum supply voltage that can be applied for the device to function properly. Providing supply voltages outside this range can lead to malfunction, damage, or reduced performance. This parameter is critical for ensuring compatibility between different components in a circuit.
1.62V~3.6V - Output
In electronic components, the parameter "Output" typically refers to the signal or data that is produced by the component and sent to another part of the circuit or system. The output can be in the form of voltage, current, frequency, or any other measurable quantity depending on the specific component. The output of a component is often crucial in determining its functionality and how it interacts with other components in the circuit. Understanding the output characteristics of electronic components is essential for designing and troubleshooting electronic circuits effectively.
16 ~ 19 b - Termination Style
"Termination style" in electronic components refers to the method used to connect the component to a circuit board or other electronic devices. It determines how the component's leads or terminals are designed for soldering or mounting onto the circuit board. Common termination styles include through-hole, surface mount, and wire lead terminations.Through-hole components have leads that are inserted through holes in the circuit board and soldered on the other side. Surface mount components have flat terminals that are soldered directly onto the surface of the circuit board. Wire lead terminations involve attaching wires to the component for connection.The choice of termination style depends on factors such as the type of component, the manufacturing process, and the space available on the circuit board. Different termination styles offer various advantages in terms of ease of assembly, reliability, and space efficiency in electronic designs.
SMD (SMT) Tab - Body Length or Diameter
Body length or diameter in electronic components refers to the physical dimensions of a component's housing, typically measured in millimeters or inches. It indicates the size of the component that affects its fit within a circuit board or system. This parameter is crucial for ensuring compatibility with the design and mounting of electronic devices. It can impact heat dissipation, electrical performance, and overall assembly efficiency. Accurate measurement of body length or diameter is essential for proper component selection and placement in electronic applications.
3.8mm - Body Breadth
Body breadth in electronic components refers to the width of the physical body of a component, such as a resistor, capacitor, or integrated circuit. This measurement is crucial for ensuring proper fit within a circuit board or enclosure. It can affect the component's thermal performance, mechanical stability, and overall compatibility with other components in a design. Body breadth is typically specified in millimeters or inches and is an important factor in the selection and design of electronic assemblies.
3.6 mm - Output Type
The "Output Type" parameter in electronic components refers to the type of signal or data that is produced by the component as an output. This parameter specifies the nature of the output signal, such as analog or digital, and can also include details about the voltage levels, current levels, frequency, and other characteristics of the output signal. Understanding the output type of a component is crucial for ensuring compatibility with other components in a circuit or system, as well as for determining how the output signal can be utilized or processed further. In summary, the output type parameter provides essential information about the nature of the signal that is generated by the electronic component as its output.
I2C - Number of Bits19
- Accuracy
Accuracy in electronic components refers to the degree to which a measured value agrees with the true or accepted value. It evaluates the precision of a component in providing correct output or measurement under specified conditions. High accuracy indicates minimal deviation from the actual value, while low accuracy shows significant error in measurement. This parameter is crucial in applications where precise data is essential for reliable performance and decision-making.
±2% - Operating Pressure
An operating pressure is the amount of internal force applied to the walls of some type of pressure vessel during normal conditions.
4.35PSI ~ 15.95PSI (30kPa ~ 110kPa) - Pressure Type
Pressure Type in electronic components refers to the type of pressure that the component can withstand without being damaged or malfunctioning. This parameter is important in applications where the component may be exposed to varying levels of pressure, such as in industrial or automotive settings. The pressure type specification typically includes information on the maximum pressure the component can handle, whether it is positive or negative pressure, and any specific conditions under which the component can operate safely. It is crucial to consider the pressure type rating when selecting electronic components for use in environments where pressure variations are a concern.
Absolute - Port Style
Port style in electronic components refers to the physical and electrical characteristics of a connection point on a device or circuit. It encompasses the design and configuration of ports used for input and output, including their shape, size, and pin arrangement. Different port styles are used to ensure compatibility and facilitate connections between various electronic devices and systems. This parameter is crucial for defining how components interface with one another in electronic design and integration.
No Port - Maximum Pressure
The parameter "Maximum Pressure" in electronic components refers to the maximum amount of pressure or force that the component can withstand without being damaged or failing. This specification is important for components that may be exposed to external pressure, such as in high-pressure environments or applications where physical pressure may be applied. Exceeding the maximum pressure rating of a component can lead to deformation, cracking, or complete failure of the component, potentially causing system malfunctions or safety hazards. It is crucial to adhere to the specified maximum pressure limits to ensure the reliable operation and longevity of electronic components in various applications.
145.04PSI (1000kPa) - Sensors/Transducers Type
In electronic components, the parameter "Sensors/Transducers Type" refers to the specific type of sensor or transducer that is integrated into the component. Sensors are devices that detect changes in physical properties and convert them into electrical signals, while transducers are devices that convert one form of energy into another. The type of sensor or transducer used in an electronic component can vary widely depending on the intended application, such as temperature sensors, pressure sensors, proximity sensors, accelerometers, and more. Understanding the Sensors/Transducers Type parameter is crucial for selecting the right component for a particular electronic system or device, as different types of sensors/transducers have different functionalities and performance characteristics.
PRESSURE SENSOR,PEIZORESISTIVE - Max Pressure
Max Pressure in electronic components refers to the maximum allowable pressure that a component can withstand without failure. This parameter is crucial for ensuring reliability and safety in applications where components are exposed to varying pressure conditions. Exceeding the max pressure can lead to physical damage, malfunction, or catastrophic failure, thereby compromising the entire system's integrity. Manufacturers often specify this value to guide designers in selecting appropriate components for specific environments.
145.04 PSI - Pressure Range-Max
Pressure Range-Max in electronic components refers to the maximum amount of pressure that the component can withstand without being damaged or malfunctioning. This parameter is crucial in applications where the component may be exposed to varying levels of pressure, such as in industrial or automotive settings. It is typically specified in units such as pounds per square inch (psi) or pascals (Pa). Ensuring that electronic components are rated for the appropriate pressure range is essential to prevent failures and maintain the reliability of the overall system.
15.95 Psi - Body Height
In electronic components, "Body Height" refers to the vertical dimension of the component's physical body or package. It is the measurement from the bottom of the component to the top, excluding any leads or terminals. Body Height is an important parameter to consider when designing circuit boards or enclosures to ensure proper fit and clearance. It is typically specified in datasheets or technical drawings provided by the component manufacturer. Understanding the Body Height of electronic components is crucial for proper placement and integration within a circuit or system.
0.93mm - RoHS Status
RoHS means “Restriction of Certain Hazardous Substances” in the “Hazardous Substances Directive” in electrical and electronic equipment.
RoHS Compliant - Lead Free
Lead Free is a term used to describe electronic components that do not contain lead as part of their composition. Lead is a toxic material that can have harmful effects on human health and the environment, so the electronics industry has been moving towards lead-free components to reduce these risks. Lead-free components are typically made using alternative materials such as silver, copper, and tin. Manufacturers must comply with regulations such as the Restriction of Hazardous Substances (RoHS) directive to ensure that their products are lead-free and environmentally friendly.
Lead Free
BMP180 Features
Pressure range: 300 ... 1100hPa (+9000m ... -500m relating to sea level)
Supply voltage: 1.8 ... 3.6V (VDD)
1.62V ... 3.6V (VDDIO)
Package: LGA package with metal lid
Small footprint: 3.6mm x 3.8mm
Super-flat: 0.93mm height
Low power: 5µA at 1 sample / sec. in standard mode
Low noise: 0.06hPa (0.5m) in ultra low power mode
0.02hPa (0.17m) advanced resolution mode
- Temperature measurement included
- I
2C interface
- Fully calibrated
- Pb-free, halogen-free and RoHS compliant,
- MSL 1
BMP180 Application
Enhancement of GPS navigation (dead-reckoning, slope detection, etc.)
In- and out-door navigation
Leisure and sports
Weather forecast
Vertical velocity indication (rise/sink speed)
How to use BMP180
The BMP180 is designed to be connected directly to a microcontroller of a mobile device via the I2C bus. The pressure and temperature data have to be compensated by the calibration data of the E 2PROM of the BMP180.
The BMP180 consists of a piezo-resistive sensor, an analogue to digital converter and a control unit with E2PROM and a serial I2C interface. The BMP180 delivers the uncompensated value of pressure and temperature. The E2PROM has stored 176 bits of individual calibration data. This is used to compensate offset, temperature dependence and other parameters of the sensor.
· UP = pressure data (16 to 19 bit)
· UT = temperature data (16 bit)

BMP180 Typical application circuit
BMP180 Package

BMP180 Package
BMP180 Manufacturer
Devoted to consumer electronics worldwide, Bosch Sensortec (fully owned by Robert Bosch GmbH as a subsidiary firm) provides a portfolio of MEMS(micro-electro-mechanical systems) based solutions and chips for applications in wearable devices, smartphones, tablets, and a number of products in the field of IoT(Internet of Things). With their great effort, more and more mobile devices are able to sense the world.
Datasheet PDF
- PCN Obsolescence/ EOL :
- Datasheets :
What is BMP180?
The BMP180 is the function compatible successor of the BMP085, a new generation of high precision digital pressure sensors for consumer applications. The ultra-low power, low voltage electronics of the BMP180 is optimized for use in mobile phones, PDAs, GPS navigation devices and outdoor equipment. With a low altitude noise of merely 0.25m at fast conversion time, the BMP180 offers superior performance. The I2C interface allows for easy system integration with a microcontroller. The BMP180 is based on piezo-resistive technology for EMC robustness, high accuracy and linearity as well as long term stability.
What is the use of barometric pressure sensor?
Barometric pressure sensor applications include pressure measurement in weather networks, often for weather forecasting. They can also be used to correct the output of sensors that are sensitive to pressure changes.
Can BMP180 measure humidity?
This digital sensor can measure barometric pressure, temperature and altitude. ... The readings from this sensor are fairly accurate, so we will be using this sensor to only measure humidity since the BMP180 gives more accurate temperature readings.
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