The SLA1004L is a unipolar stepper motor driver IC manufactured by Sanken. This IC is designed to control and drive unipolar stepper motors commonly used in various applications requiring precise positioning and movement. It integrates the necessary circuitry to simplify stepper motor control, reducing the number of external components needed.

Applications

• Printers
• Scanners
• Copiers
• Factory Automation Equipment
• Robotics
• Surveillance Systems

Features

• Built-in overcurrent protection
• Built-in thermal shutdown protection
• Logic input
• High output voltage
• Single chip stepper motor driver
• Half-step and full-step drive modes

Benefits

• Simplified Stepper Motor Control: The integrated circuitry reduces the design complexity and number of components needed for stepper motor control.
• Enhanced System Reliability: Built-in overcurrent and thermal shutdown protection prevent damage to the IC and motor in fault conditions.
• Versatile Control Options: Half-step and full-step drive modes provide flexibility in controlling the motor's resolution and speed.
• Reduced Board Space: Single chip solution reduces the PCB footprint.
• Cost-Effective Solution: Integration of components reduces overall system cost.

Technical Specifications

The SLA1004L typically operates with a supply voltage range of 10V to 40V. It has built-in overcurrent and thermal shutdown protection. It offers both half-step and full-step drive modes. The logic inputs are TTL compatible. The package type is SIP (Single In-line Package). It is commonly used with 5V stepper motors. The allowed current and voltage varies based on the particular component version. It is similar to the SLA1003 with minor differences in electrical characteristics and possibly packaging.