A4973SLBTR-T Integrated Circuits (ICs)

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The A4973SLBTR-T is a PMIC that integrates a motor driver and controller. It is a high-performance IC that provides several features that make it attractive to applications in the industrial and consumer spaces.

The A4973SLBTR-T provides speed and direction control of brushless DC motors while minimizing noise generated by the motor and vibration. It has a wide speed range, making it suitable for low-voltage applications, while also providing a smooth and fast current control system. It features flexible hardware and software modes of operation, allowing users to customize the motor’s performance.

The A4973SLBTR-T can drive up to 120 volts and 1.2 amperes, and provide up to 2.4 kilowatts peak power. It has bidirectional brushless DC motor control and a flexible power stage design that enables adjustable current ranging from 0.064 to 2.4 A. The IC is also rated to operate from 4.5 to 40 VDC and it integrates protection against over-current, over-temperature, and short-circuits.

The A4973SLBTR-T is designed with convenience in mind, featuring a complete system-on-board that includes digital control circuitry, a power stage and all the built-in protection. This allows it to be used in a wide range of applications with minimal external components.

The A4973SLBTR-T features a current-programmable operating mode that enables users to easily adjust the motor’s performance. The IC’s power stage consists of N-channel MOSFETs capable of delivering up to 400 kHz switching frequency. The open-loop winding method is a feature that allows the current driving in the winding to be seamlessly adjusted without any performance penalties.

The A4973SLBTR-T comes with a variety of built-in safety features, making it suitable for both industrial and consumer applications. It has a fault monitoring system that provides information about system and component status. The device incorporates protection against over-current, short-circuits, and over-temperature. The IC also has the ability to detect dead motor phase, informing users of the fault-state.

The A4973SLBTR-T is widely used in a variety of industries, such as consumer electronics, automotive, robotics, and medical applications. The device is especially attractive to industrial applications where providing a smooth and fast speed and direction control while minimizing vibration are important. It provides features that are ideal for consumer applications requiring adjustable speed control and low-voltage operation.

In conclusion, the A4973SLBTR-T is a powerful PMIC that integrates motor driver, controller and a variety of safety features. It is an attractive solution for applications requiring speed/direction control, low voltage operation, and adjustable current. Its wide range of features makes it suitable for a variety of industrial and consumer applications.

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