Board designed for efficient and precise control of BLDC motors in automotive body systems

This motor-driving circuit board for automotive body electronics uses the Mikroe SmartMCD, a fifth-generation mixed-signal process technology. It combines an ARM Cortex CPU with a Vector Engine co-processor and pre-drivers to control external N-channel MOSFETs.

The board is a cutting-edge solution designed to control brushless motors within automotive body systems efficiently. At its core is the TB9M003FG gate driver IC from Toshiba Semiconductor, a specialised component engineered for automotive BLDC motor applications such as electric pumps, fans, and three-phase motor control.

The board combines an MCU, gate driver, and power stages on a single board, simplifying system design and reducing component count. The TB9M003FG gate driver IC is a core component housing an MCU, flash memory, and power control functions, providing intelligent motor control.

The vector engine optimises motor control calculations, decreasing the load on the microcontroller and enhancing performance. The device drives and manages the operation of three-phase BLDC motors, commonly used in automotive applications like pumps and fans.

The board includes a built-in inverter with MOSFETs for efficient power handling and supports various power MOSFET options for different power requirements. It allows for tailoring motor control parameters to specific application needs through the embedded microcontroller and flash memory. The onboard settings includes all necessary circuits, switches, and potentiometers for operational testings.

The board is ideal for controlling electric pumps in automotive systems, ensuring efficient and precise operation. It provides advanced control for automotive fans, enhancing cooling performance and energy efficiency. It supports thermal management systems, optimising temperature regulation in various automotive components. The board enhances body control applications, providing reliable and customisable motor control for various automotive functions.