LC898212XC-MH

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The LC898212XC-MH is a precision, single-axis voice coil motor (VCM) driver from ON Semiconductor. It is designed to deliver maximum performance in linear and rotary automotive camera applications by providing precise ¿Controlling and monitoring feedback of the VCM coherently within a wide operational range. The breakthrough technology enables smoother operation, improved auto focus and reduced power consumption. It has been designed for use in vehicle\'s embedded camera applications in conjunction with a logic processor.

The LC898212XC-MH is an advanced motor driver controller IC that has been specifically designed to enable automated camera focusing in an automotive environment. The device offers a wide range of features that enable precise control and efficient feedback of the actuator’s motion. It also features low power consumption and a wide operational range while working in combination with an image processor. The device offers a variety of features that can be used to achieve precise motion control in both linear and rotary motion applications. By using the integrated PI loop and integral-derivative (ID) filter, the device offers precise control for optimal performance in both applications.

The major advantages of the LC898212XC-MH motor driver IC are its precise control over both linear and rotary operations, low power consumption, wide operational range, high accuracy and fast response and a wide range of control and monitoring features to ensure the optimal performance for an automotive camera application. The LC898212XC-MH driver operates with a voltage range of 2V to 6V and can support an operating temperature of up to 125°C. In addition, the device features two-phase sin/cos sine wave input, application specific damping control, close loop current limit, overcurrent/overheat protection and integrated eFlash memory.

The LC898212XC-MH is comprised of three main elements; a FET driver, a control logic, and a four-Phase shift register (FPSR). The FET driver is the heart of the device, and it is responsible for controlling the VCM current in order to maintain the desired operating parameters. The control logic is responsible for controlling the FET driver, as well as providing feedback signals to the image processor. Finally, the four-phase shift register is responsible for producing a sine/cosine wave that is used to drive the VCM. The device also contains integrated damping control, which is used to reduce the vibration and noise due to the mechanical resonances of the VCM.

Overall, the LC898212XC-MH is a powerful motor driver IC that is designed to enable precise control and monitoring of a camera’s focusing objectives in an automotive environment. By utilizing the integrated control logic, the device offers the ability to provide a wide range of control parameters for both linear and rotary motion applications. The device also offers low power consumption, wide operational range, fast response and a wide range of control and monitoring features to ensure the optimal performance in an automotive camera application.

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