STMicroelectronics

L9370  

Specialized ICs

STMicroelectronics' L9370 is a high-performance, low-power, and highly integrated motor control IC designed for brushless DC (BLDC) motors. It is part of the STSPIN family of motor control ICs, which are known for their advanced features and energy efficiency.

Description:

The L9370 is a highly integrated solution that combines a three-phase gate driver, power MOSFETs, and protection circuits in a single chip. It is designed to simplify the design of BLDC motor control systems and reduce the overall system cost and complexity.

Features:

1. Integrated three-phase gate driver with power MOSFETs: The L9370 features an integrated gate driver for controlling the three phases of the BLDC motor. It also includes power MOSFETs for efficient switching and reduced power losses.
2. Advanced control algorithms: The L9370 supports advanced control algorithms such as field-oriented control (FOC) and sensorless control, which enable precise motor control and high efficiency.
3. Protection features: The IC includes various protection features such as overcurrent protection, overvoltage protection, and thermal shutdown to ensure the safe operation of the motor control system.
4. Low power consumption: The L9370 is designed to operate with low power consumption, making it suitable for battery-powered applications.
5. Wide input voltage range: The IC supports a wide input voltage range, making it suitable for various power supply configurations.
6. Small form factor: The L9370 is available in a compact package, which helps to save space in the overall motor control system.

Applications:

The L9370 is suitable for a wide range of applications that require efficient and precise control of BLDC motors. Some of the key applications include:

1. Industrial automation: The L9370 can be used in industrial applications such as robotics, conveyor systems, and machine tools, where precise motor control is essential.
2. Consumer appliances: The IC can be used in appliances like vacuum cleaners, air purifiers, and fans, where energy efficiency and quiet operation are important.
3. Medical devices: The L9370 can be used in medical devices such as infusion pumps and diagnostic equipment, where reliability and precision are critical.
4. Electric vehicles: The IC can be used in electric vehicles for applications such as electric power steering, air conditioning compressors, and cooling fans.
5. Renewable energy systems: The L9370 can be used in renewable energy systems such as solar trackers and wind turbines, where energy efficiency and reliability are important.

In summary, the L9370 from STMicroelectronics is a highly integrated and feature-rich motor control IC designed for efficient and precise control of BLDC motors. Its advanced control algorithms, protection features, and low power consumption make it suitable for a wide range of applications, from industrial automation to renewable energy systems.

L9370 Documents

Download datasheets and manufacturer documentation for L9370