MCZ33991EGR2

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PMIC (Power Management Integrated Circuit) is a semiconductor integrated circuit that contains power management components, such as voltage regulators and motor controllers. MCZ33991EGR2 is an integrated circuit from the PMIC family and is specifically designed for motor control application. This device is intended for controlling brushed DC motors in automotive, industrial, mobile, and personal electronic applications.

The MCZ33991EGR2 provides a single, integrated solution for controlling brushed DC motors in automotive, industrial, personal, and mobile applications including applications such as powering electric windows, sunroof actuators, seating and steering systems, gas or brake pedals, or any rotary or linear actuator. It integrates all the necessary functionality, including current sensing, decoding of Hall-Effect sensors, and system protection to provide a solid, cost-effective and highly integrated solution.

The MCZ33991EGR2 is designed to be used in a variety of motor control applications including DC motors, brushless DC motors, and brushless torque motors. The device provides a high-efficiency, low-side current control and supports a wide range of power supply voltages from 8V to 42V. The device comes in a small and yet highly integrated package of just 13mm typical size, allowing for improved system power density.

The MCZ33991EGR2 offers a range of features, such as low-side PWM control, current sensing, decoder, FET drivers, and system protection. The device also provides a single-supply voltage regulation output port that can be used to supply a regulated voltage to the motor drive system.

An integrated decoder and programmable Hall-Effect sensor allows for easy selection of motor type and speed. The decoder controls the PWM switches for each motor phase, depending on the motor speed and direction signals from the Hall-Effect sensors. The PWM switches control the current to the motor, ensuring an optimized and efficient motor driving.

The MCZ33991EGR2 also includes a current-sense amplifier, allowing for current-sense feedback and dynamic current control. The current-sense amplifier monitors the input current to the motor and provides a current-sense feedback to the phase modulation, helping to regulate the phase current and maintain accurate motor control. The device also provides short-circuit and overcurrent protection, allowing for reliable and safe operation.

The MCZ33991EGR2 is ideal for automotive, industrial, mobile, and personal electronic applications. It is a highly integrated and cost-effective solution for controlling brushed DC motors, allowing for improved system power density, easy selection of motor type and speed, precise current-sense feedback and dynamic current control, as well as reliable and safe operation.

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