L9958TR

The L9958TR is an integrated three-phase brushless DC motor driver and controller from STMicroelectronics. The device features three Hall-effect sensors for controlling up to three BLDC motors in the same system. It is built for operations in the automotive industry and other motor-driven applications, offering a wide range of motor control functions and protection features to ensure compatibility and safety.

The L9958TR is a highly integrated motor driver and controller. It contains three half-bridge (H-Bridge) outputs, which can provide up to 3A peak current, two 5V precision references, and a programmable PWM (Pulse Width Modulation) frequency up to 20kHz. It also includes several protection circuits including overcurrent, overtemperature, and undervoltage protection. All of these features make it the perfect solution for driving and controlling brushless DC (BLDC) motors in the automotive industry.

The L9958TR is designed for use in applications such as heating and cooling, windshield wipers, exhaust fans, and small-scale aerospace applications. It can be used to control up to three BLDC motors, providing them with complete protection and exact motor performance. To do this, the L9958TR leverages a specialized motor control algorithm to provide superior motor control, damping, and speed control. It also includes a built-in closed loop control using Hall effect sensors, which allow the motor’s position to be tracked precisely throughout its operation.

In addition to its motor control algorithms, the L99 58TR also includes additional features to help ensure the reliability and safety of your application. It features the aforementioned protection features, as well as built-in diagnostics functionality, which can detect and prevent faults within the system. It also comes with a Fault Reset and Auto-Recovery Mode, which can detect and correct faults in real time, helping your system avoid dangerous situations.

Overall, the L9958TR is an extremely powerful and robust device. Its combination of integrated features makes it an ideal solution for applications such as automotive and aerospace, where fast and precise control is required. Its protection features, diagnostic capabilities, and integrated algorithms ensure that it can meet the most demanding requirements without compromising safety or precision.