STK681-352-E

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STK681-352-E is a general-purpose power integrated circuit with advanced technology and functions designed for PMIC - Motor Drivers, Controllers. It is widely used in automobiles, industrial motors and various devices. This article describes the product\'s application fields and working principles.

In terms of application field, STK681-352-E is used in automotive applications. It is designed to drive three phase motors and can be used in a wide range of applications, from electric vehicles, to multipurpose motors, to steering systems to industrial machines. This product is suitable for the hottest of high-temperature applications, making it both reliable and cost-effective. It features a wide operating voltage range, up to 50V for DC motors, and up to 12V for AC motors.

In terms of working principle, STK681-352-E utilizes common control logic for closed loop brushless DC motor control. The chip supports a range of control modes, including open loop voltage mode, open loop current mode, closed loop current mode, and speed mode. The power section of the chip is designed with a high-efficiency power MOSFET, which delivers higher output current density and lower switching losses. The chip is also equipped with various peripheral functions, such as a built-in PWM generator and an adjustable ramp generator, to support a wide selection of applications.

Overall, STK681-352-E is an effective and reliable IC that provides power solutions to applications such as automotive, industrial motor and various devices. By utilizing its common control logic, it is able to deliver higher power efficiency and increased performance, making it a highly sought-after product for PMIC - Motor Drivers, Controllers.

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