STMicroelectronics Product L6243D Overview

The L6243D from STMicroelectronics is a high-performance, dual full-bridge driver designed to drive bipolar stepper motors or bidirectional control of two DC motors. This integrated circuit (IC) is part of STMicroelectronics' extensive range of motor drivers that offer robust design, precision, and efficiency suitable for a wide array of applications.

Key Features

• Operating Voltage Range: The L6243D operates within a voltage range of 8 to 52 volts, accommodating a broad spectrum of motor specifications and ensuring versatility in various application contexts.
• Output Current: It can deliver up to 4.5 A of output peak current (2.8 A RMS) per channel, providing the necessary power for a wide range of motor-driven applications.
• Cross-Conduction Protection: The device includes cross-conduction protection, which prevents simultaneous high-side and low-side conduction that can lead to short circuits and damage.
• Thermal Shutdown: An integrated thermal shutdown feature protects the device from overheating, enhancing the reliability and longevity of both the motor driver and the motor itself.
• Non-Dissipative Overcurrent Protection: This innovative feature uses external sense resistors to monitor the current, ensuring the protection of the IC during overcurrent conditions without dissipating excess power.

Applications

The versatility of the L6243D makes it an ideal choice for a wide range of applications, including but not limited to:

• Office automation machines such as printers, copiers, and scanners
• Factory automation and robotics
• Point of sale machines
• Textile and sewing machines
• Gaming and entertainment machines

Design Support

STMicroelectronics provides comprehensive design support for the L6243D, including detailed datasheets, application notes, and reference designs. Engineers and designers can access a wealth of resources to facilitate the integration of the L6243D into their projects, ensuring a smooth design-in process and rapid deployment to market.