The IC component LB1940U-TLM-E is a bipolar stepper motor driver manufactured by ON Semiconductor. It is commonly used in various applications that require precise control and accurate positioning of stepper motors.
Key features of LB1940U-TLM-E include:
1. Stepper Motor Driver: The LB1940U-TLM-E is specifically designed to drive bipolar stepper motors. It provides full step, half step, and microstep resolution, making it suitable for applications that demand smooth and precise motor movements.
2. High Output Current: This IC offers a maximum output current of 1.2A (peak) and can handle a continuous current up to 0.8A, allowing it to drive a wide range of stepper motors.
3. Low Power Consumption: The LB1940U-TLM-E is optimized for low power consumption, making it suitable for battery-powered applications or situations where energy efficiency is crucial.
4. Built-in Protection Features: This IC incorporates various protection features like thermal shutdown, overcurrent detection, and crossover current detection. These protection mechanisms help in preventing damage to the IC and motor under fault conditions.
5. Enable and Sleep Modes: LB1940U-TLM-E offers enable and sleep modes, allowing the motor driver to be easily disabled or put into a low-power sleep state when it is not actively driving the motor. This helps in reducing power consumption and extends the lifespan of the motor
