MMA6813BKWR2

Series:	Automotive, AEC-Q100
Packaging:	Tape & Reel (TR)
Part Status:	Obsolete
Type:	Digital
Axis:	X, Y
Acceleration Range:	±50g
Sensitivity (LSB/g):	9.766
Sensitivity (mV/g):	--
Bandwidth:	--
Output Type:	SPI
Voltage - Supply:	3.135 V ~ 5.25 V
Features:	--
Operating Temperature:	-40°C ~ 105°C
Mounting Type:	Surface Mount
Package / Case:	16-QFN Exposed Pad
Supplier Device Package:	16-QFN (6x6)

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The MMA6813BKWR2 is a motion sensor accelerometer that is designed to measure force in one axis in order to determine the acceleration, angular acceleration, or velocity of an object. It is widely used in a variety of applications, such as for vehicle crash monitoring, robotics, audio equipment, and medical instruments. This device has high sensitivity and low noise, making it suitable for precision measurements.The MMA6813BKWR2 is a three-axis accelerometer that measures acceleration, angular acceleration, and velocity in all three axes. It has a sensing range of ±3g, which is significantly higher than that of a standard two-axis accelerometer, and a low noise floor of 50 µg, making it suitable for measuring sensitive and small movements. It offers 45 degrees of tilt measurement and can measure up to 600 Hz transmission frequency. The device also has adjustable low-pass-filtering and operational range options.The MMA6813BKWR2 consists of an inner core and an outer shell. The inner core consists of a MEMS (Micro ElectroMechanical System) array with sensing elements and associated electronics that measure the acceleration, angular acceleration, and velocity. This core is enclosed within a protective outer shell that protects the sensitive components from damage due to impacts or debris.The device works by the principles of Newton\'s law of motion. According to this law, when an object is subjected to an unbalanced force, it accelerates in the direction of the force. In the case of the MMA6813BKWR2, the internal sensing elements, which are connected to the inner core, measure the acceleration due to the force applie.d They then communicate this data to the external unit, which is connected to the outer shell, via an I2C protocol, where it can be further processed and interpreted.In addition to measuring acceleration, the MMA6813BKWR2 can also measure angular acceleration and velocity. It works by taking the acceleration data, which is measured along the three axes, and integrating them to obtain the angular acceleration and velocity. The integrated velocity can then be used to calculate the displacement of the object over time.The MMA6813BKWR2 has excellent power consumption characteristics. It has an average current of 1 mA with a standby current of 400 nA, which makes it suitable for low-power applications. It also has a wide temperature range of -40 to +80 °C, making it suitable for a wide range of applications.The MMA6813BKWR2 is a versatile and reliable motion sensor accelerometer that can be used in a wide range of applications, from automotive crash monitoring to precision measurement systems. It offers high precision, excellent power consumption characteristics, and a wide range of features and functions that make it suitable for a wide range of applications.

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