A5939GETTR-T

The A5939GETTR-T is a power management IC (PMIC) primarily used in motor drivers and controllers. Its main purpose is to provide isolated motorCurrent and controlled motor switching, while also delivering various power system protection and management functions.

Application Field

The A5939GETTR-T is designed to control and drive when working in motor drivers and controllers applications. It can be used for applications such as motion control, brushless DC motor control, OLED displays, 3D scanners, HVAC and other applications requiring precision current and voltage control. The A5939GETTR-T provides a combination of active control and energy management solutions, allowing it to control and manage multiple motors and power systems in applications where accuracy and efficiency are critical.

Working Principle

The A5939GETTR-T utilizes a voltage-based technique to control the motor current, by monitoring the input voltage and regulating the output current accordingly. It contains a wide operational input range, allowing it to work within certain specified parameters such as maximum current, voltage, and current window settings through either resistive or optically isolated feedback control systems. In addition, the A5939GETTR-T also contains a slew rate control algorithm, allowing it to maintain a linear rate of change in order to minimize overshoot or power switching errors. It also incorporates ESD protection, current limitation, over-temperature protection, and other protection features.

The A5939GETTR-T also contains an Embedded PWM Interface, which allows it to be used in closed loop speed or position control systems. The Embedded PWM Interface also allows it to send and receive position and speed commands through its CAN bus interface, enabling the A5939GETTR-T to interface with a wide range of external motor control systems.

The A5939GETTR-T also contains a number of other features including a low-power and low-noise operation as well as a slew rate control algorithm. In addition, it can be used to operate under a selectable operating frequency and contains a selectable output current limit, allowing it to be tailored to suit different applications.

Conclusion

The A5939GETTR-T is a power management IC (PMIC) primarily used in motor drivers and controllers to provide isolated motor current and controlled motor switching. It also delivers a variety of power system protection and management functions, thanks to its wide operational input range, Embedded PWM Interface, current limitation, and over-temperature protection features. It also includes a slew rate control algorithm and can be adjusted to meet the needs of different applications, making it a versatile and useful component for motor control and management applications.