The L6235PD from STMicroelectronics is a fully integrated solution designed to drive three-phase brushless DC motors with advanced features and robust performance. This motor driver integrates a DMOS power stage with a smart power management controller to provide a high-efficiency, compact, and reliable motor control solution.

Key Features

• Operating Voltage: The device operates over a wide supply voltage range from 8V to 52V, making it suitable for a diverse array of applications.
• Output Current: It can deliver up to 2.8A of output peak current (1.4A of output continuous current).
• Protection Features: The L6235PD includes overcurrent, thermal shutdown, and undervoltage lockout protections, which safeguard the motor and the driver from various fault conditions.
• Integrated Power Stage: The power stage consists of low RDS(on) power MOSFETs, reducing power dissipation and improving efficiency.
• Non-Dissipative Overcurrent Detection: This feature helps prevent damage from short-circuit or overload conditions without the need for external sensing resistors.
• Advanced Control: The device supports three Hall-sensor based commutation methods for precise motor control.

Applications

The L6235PD is designed for a wide range of applications that require efficient and precise motor control. Its typical applications include:

• PC and laptop fans
• Small pumps and blowers
• Portable and battery-powered devices
• Automation systems

Design Support

STMicroelectronics provides comprehensive design resources to support the L6235PD, including datasheets, application notes, and reference designs. Engineers can leverage these tools to accelerate the development process and optimize the performance of their motor control systems.

Package Information

The L6235PD is available in a PowerSO-36 package, which is designed to optimize the thermal performance and minimize the PCB footprint. This package is suitable for space-constrained applications while still providing excellent power handling capabilities.