Overview
The Bosch Sensortec BNO055 is an intelligent 9-axis absolute orientation sensor that integrates a triaxial 14-bit accelerometer, a triaxial 16-bit gyroscope, and a triaxial geomagnetic sensor, along with a 32-bit ARM Cortex M0+ microcontroller, all within a single 28-pin LGA package. This System in Package (SiP) solution provides accurate orientation, position, and motion data, making it a versatile component for various applications. The compact LGA-28 package measures 3.8mm x 5.2mm x 1.1mm, making it suitable for space-constrained designs in consumer electronics, industrial automation, and robotics.
Key Specifications
| Attribute | Specification |
|---|---|
| Type | Accelerometer, Gyroscope, Magnetometer (9-axis) |
| Supply Voltage | 2.4V to 3.6V |
| Supply Current | 12.3mA (typical) |
| Temperature Range | -40°C to +85°C |
| Package Style | LGA-28L |
| Mounting Method | Surface Mount |
| Digital Interface | I²C, UART, HID-I2C (Windows 8 compatible) |
| VDDIO Voltage Range | 1.7V to 3.6V |
Key Features
- Outputs fused sensor data: Quaternion, Euler angles, Rotation vector, Linear acceleration, Gravity, Heading.
- Combines a triaxial 14-bit accelerometer, a triaxial 16-bit gyroscope, and a triaxial geomagnetic sensor in one device.
- Intelligent power management with normal, low power, and suspend modes available.
- I²C and UART interfaces for easy integration with microcontrollers or other devices.
- Compact LGA-28 package with a footprint of 3.8mm x 5.2mm and a height of 1.13mm.
- MSL1, RoHS compliant, and halogen-free.
Applications
- Navigation and context awareness.
- Robotics and industrial automation.
- Fitness and well-being, including wearable devices.
- Augmented reality (AR) and virtual reality (VR).
- Consumer electronics such as smartphones, tablets, and gaming devices.
- Automotive systems, including autonomous vehicles.
Q & A
- What is the BNO055 sensor?
The BNO055 is an intelligent 9-axis absolute orientation sensor that combines an accelerometer, gyroscope, and magnetometer in a single package.
- What are the key components of the BNO055?
The BNO055 includes a triaxial 14-bit accelerometer, a triaxial 16-bit gyroscope, a triaxial geomagnetic sensor, and a 32-bit ARM Cortex M0+ microcontroller.
- What are the power management options for the BNO055?
The BNO055 offers normal, low power, and suspend modes for power management.
- What digital interfaces does the BNO055 support?
The BNO055 supports I²C, UART, and HID-I2C (Windows 8 compatible) interfaces.
- What is the operating temperature range of the BNO055?
The operating temperature range of the BNO055 is -40°C to +85°C.
- What are some typical applications of the BNO055?
Typical applications include navigation, robotics, fitness and well-being, augmented reality, and consumer electronics.
- What is the package style and size of the BNO055?
The BNO055 comes in an LGA-28 package with a footprint of 3.8mm x 5.2mm and a height of 1.13mm.
- Is the BNO055 compliant with environmental standards?
Yes, the BNO055 is MSL1, RoHS compliant, and halogen-free.
- How does the BNO055 provide sensor data?
The BNO055 outputs fused sensor data including Quaternion, Euler angles, Rotation vector, Linear acceleration, Gravity, and Heading.
- Can the BNO055 be used in low-power applications?
Yes, the BNO055 has low power and suspend modes available, making it suitable for low-power applications.
