BD67173NUX-E2

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Power management integrated circuits (PMICs) are electronic devices that are used to convert and regulate the amount of electric power provided to a system. In motor solutions, PMICs are used to control the electric power and voltage of motors, thus driving a variety of motors under different conditions. In this article, we will be discussing BD67173NUX-E2, a motor PMIC and its application field and working principle.

BD67173NUX-E2 is an integrated three-phase full-wave PWM controller specially designed for brushless DC motor control. It is an integrated circuit (IC) and has optimized integrated functions that enable it to drive DC motors with a maximum current rating up to 9.5A at 100V. The BD67173NUX-E2 integrates a three-phase full-wave PWM controller and a three-phase full-wave driver, allowing it to drive various types of brushless DC motors with a maximum current rating. This device also offers low standby power consumption and a variable speed control feature, enabling it to be suitable for use in automotive systems.

The BD67173NUX-E2 has a wide range of applications in different motor control systems. It is suitable for use in automotive, industrial, home appliance and office automation systems. It can be used in motor system designs such as electric vehicle (EV) motor, automatic power steering (APS) motor, electronic fuel injection (EFI) motor, air conditioner blower motor and water pump motor. It can also be used for various other applications such as robotic control, appliance automation, washer/dryer motor, pool and spa motor, macroflux diagnostic tester, and medical device motors.

The BD67173NUX-E2 is a complete motor control solution, providing a highly efficient power system, simplified peripheral components and expansion functions. This PWM controller integrates the characteristics of bipolar transistors, MOSFETs and other key components in a single IC, which helps to reduce cost, size and power consumption. Furthermore, it features a built-in pre-driver stage and can easily be configured to drive a wide range of motors. The pre-driver stage also allows it to generate high speed PWM signals, which improves the motor speed control function.

Furthermore, the BD67173NUX-E2 adopts a step-down and step-up switching structure, which helps to reduce oscillation and increase the efficiency of the motor control system. It also employs a peak current-mode control method, which helps to reduce the noise and power consumption of the motor. Additionally, the device also has an adjustable over-current protection feature and a protection control loop, which help to improve system reliability. The BD67173NUX-E2 also supports flexible speed control cycles and comes with an external amplifier to help improve the speed accuracy.

In conclusion, the BD67173NUX-E2 is a highly efficient three-phase full-wave PWM controller suitable for motor control in a wide range of applications. It integrates the characteristics of bipolar transistors, MOSFETs and other key components in a single IC, which helps to reduce cost, size and power consumption. It also features a built-in pre-driver stage and support flexible speed control cycles, which improves the system efficiency and performance. Moreover, it also has an adjustable over-current protection feature, which helps to improve system reliability. This makes the BD67173NUX-E2 an ideal choice for implementing motor control solutions in various applications.

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