The L293D is a quadruple half-H bridge motor driver IC designed to control two DC motors or one bipolar stepper motor. It accepts standard TTL/CMOS logic inputs and features integrated clamp diodes for protection against inductive loads, making it ideal for robotics, automation, and embedded motor-control applications. Key Features • Quadruple Half-H Bridge Driver • Drives 2 DC Motors or 1 Bipolar Stepper Motor • Operating Motor Supply: 4.5V to 36V • Logic Supply: 5V • Output Current: 600mA per channel • Peak Output Current: 1.2A per channel (non-repetitive) • Built-in Flyback (Clamp) Diodes • Dual Enable Inputs for PWM Speed Control • Overtemperature Protection • TTL/CMOS Compatible Inputs • Suitable for Switching Frequencies up to 5kHz Technical Specifications Parameter Value Manufacturer STMicroelectronics Part Number L293D Driver Type Quadruple Half-H Bridge Motor Supply Voltage 4.5V to 36V Logic Supply Voltage 4.5V to 7V (Typically 5V) Continuous Output Current 600mA/Channel Peak Output Current 1.2A/Channel Number of Channels 4 Protection Internal Clamp Diodes, Thermal Shutdown Package DIP-16 / SO-20 Operating Frequency Up to 5kHz Applications • DC Motor Control • Stepper Motor Driver • Robotic Projects • Conveyor Systems • Industrial Automation • Smart Home Devices • Embedded Systems • Arduino & Raspberry Pi Projects Keywords L293D Motor Driver IC, STMicroelectronics L293D, Quadruple Half-H Driver, DC Motor Driver, Stepper Motor Driver IC, DIP16 Motor Driver, H-Bridge IC, Robotics Motor Controller