STK672-640A-E

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STK672-640A-E is an integrated motor driver/controller belonging to PMIC (Power Management ICs) family. It can be used for driving DC motors in a wide range of applications including electric vehicles, lawn mowers, electric drills, power tools, etc. With its simple and reliable solution, it is ideal for efficient and cost-effective motor control.

STK672-640A-E is a single chip device operating at an input voltage range of 8V-18V and a maximum output current of 8A. It integrates multiple digital control logic and safety features such as short-circuit protection, over-current protection, and thermal shut-down. Its primary features include a 400 kHz PWM frequency, self-adjustable motor current limit, and a soft switch off parameter.

In terms of working principle, STK672-640A-E includes a dual integrated MOSFET half-bridge driver and a control logic circuit. When the device is triggered, the control logic circuit extracts the motor current and output the variable PWM signals to the MOSFET driver. The variable PWM signals control the motor speed by changing the amount of current from the power supply by switching between two MOSFETs.

Apart from power management, STK672-640A-E can be used for controlling the speed, direction, and position of a DC motor. It combines high power efficiency and a high switching frequency, allowing for smooth control of the motor with very low vibration. The control logic also allows for simple programming of the device, making it a highly flexible and programmable motor driver.

STK672-640A-E makes it possible to save considerable design time and costs by integrating the driver and motor control into a single package. In addition, its wide input voltage range and fast switching time enable the user to reduce power consumption while also improving reliability. With low on-resistance and minimal power loss, STK672-640A-E is an ideal chip for power-efficient motor control.

Overall, STK672-640A-E is an excellent solution for motor control applications. Its digital control logic, wide input voltage range, and integrated safety features make it an ideal choice for a variety of DC motor applications. With its simple and cost-effective solution, STK672-640A-E is an ideal solution for power-efficient motor control.

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