US91AEVK-AAA-000-SP Integrated Circuits (ICs)

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PMIC - Motor Drivers, Controllers

The US91AEVK-AAA-000-SP is an integrated motor controller, driver and power management system. It combines the features and functions of the popular US91AEVK motor controller and other associated components, into a single integrated package. This makes the US91AEVK-AAA-000-SP ideal for applications where space is at a premium or where multiple components or separate drives and controllers are to be consolidated.

The US91AEVK-AAA-000-SP includes a brushless DC (BLDC) controller, two quadrature encoder inputs, two 50V N-MOSFET power switches, two dual high-side driver outputs, two differential current sense inputs, two gate drive amplifiers and a drive power accumulator for power leakage prevention. The integrated PMIC also contains an on-board 3.3V regulator, a built-in EMI filter, a current-mode OR gate (for phase-to-phase current sensing) and a ground pin for connection to the system ground. In addition, the US91AEVK-AAA-000-SP also offers an integrated programmable deadtime, allowing for low motor noise and improved motor performance.

The US91AEVK-AAA-000-SP’s motor controller provides sinusoidal commutation, current limiting, and overcurrent protection. The integrated quadrature encoder provides position feedback, while the integrated current-mode OR gate provides phase-to-phase current sensing. The integrated dual high-side drivers provide independent control of two BLDC or PMSM motor coils, while the 2.0A N-MOSFETs offer excellent switching performance. The integrated power accumulator ensures power leakage prevention, and the EMI filter ensures effective noise reduction, making the US91AEVK-AAA-000-SP suitable for industrial and automotive applications.

The US91AEVK-AAA-000-SP is designed for high efficiency, low power consumption, and ease of implementation. It is capable of driving up to 50V, and offers a wide operating temperature range of –40℃ to +125℃. It can be used in high power applications such as motor control, power management, and power conversion.

The US91AEVK-AAA-000-SP can be used in a variety of applications including motor control, HVAC control, MEPS, automotive systems, power conversion, and power management. In addition, it is well suited for motorized solutions in industrial control and home automation applications. In motor control ambit, the US91AEVK-AAA-000-SP can be used in BLDC motors, permanent magnet synchronous motors, contrarotating axial field motors and servo motors, among other applications.

In conclusion, the US91AEVK-AAA-000-SP integrated motor controller and power management system is an ideal solution for applications requiring high powered, low power, reliable and cost-effective motor control and power management. Its integrated power and motor control components, wide operating temperature range and programmable deadtime make it suitable for industrial and automotive applications. It has already become popular in motor control, power management and power conversion applications.

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