onsemi

MC3479P

MC3479P Description

The MC3479P is a highly versatile and robust bipolar stepper motor driver designed for general-purpose applications. Manufactured by onsemi, this IC offers a comprehensive solution for driving bipolar stepper motors with ease and precision. The MC3479P is housed in a 16DIP package, making it suitable for through-hole mounting, which is ideal for applications requiring high reliability and ease of installation.

MC3479P Features

• Output Current Capability: The MC3479P is capable of delivering a maximum output current of 350mA, which is sufficient for driving a wide range of bipolar stepper motors efficiently.
• Half Bridge Configuration: With a half bridge output configuration, the MC3479P provides a compact and efficient solution for motor control. This configuration supports both full-step and half-step operation, offering flexibility in step resolution.
• Supply Voltage Range: The IC operates within a wide supply voltage range of 7.2V to 16.5V, making it compatible with various power supplies and ensuring reliable performance across different operating conditions.
• Step Resolution: The MC3479P supports both 1 and 1/2 step resolutions, providing precise control over motor movement and enabling smooth operation.
• CMOS Technology: Utilizing CMOS technology, the MC3479P offers high efficiency and low power consumption, which is crucial for maintaining performance while minimizing energy usage.
• Parallel Interface: The parallel interface of the MC3479P simplifies communication with microcontrollers and other control systems, ensuring seamless integration into existing setups.
• Moisture Sensitivity Level: With an MSL of 1 (Unlimited), the MC3479P is highly resistant to moisture, making it suitable for a variety of environments, including those with high humidity.
• Operating Temperature: The MC3479P operates within a temperature range of 0°C to 70°C (TA), ensuring stable performance in typical industrial and commercial settings.
• Obsolete Status: While the MC3479P is marked as obsolete, it remains a reliable choice for legacy systems and applications where its specific features are still required.

MC3479P Applications

The MC3479P is well-suited for a variety of general-purpose applications where precise motor control is essential. Some specific use cases include:

• Industrial Automation: Ideal for driving stepper motors in automated machinery, conveyor systems, and robotic arms, where precise positioning and control are critical.
• Office Equipment: Suitable for applications such as printers, scanners, and copiers, where reliable and accurate motor control is necessary for smooth operation.
• Medical Devices: Can be used in medical equipment like diagnostic machines and laboratory automation, where precise movement and reliability are paramount.
• Consumer Electronics: Applicable in devices such as DVD players, Blu-ray players, and other consumer electronics that require precise motor control for optimal performance.

Conclusion of MC3479P

The MC3479P is a reliable and versatile bipolar stepper motor driver that offers a wide range of features and benefits. Its ability to deliver up to 350mA of output current, support for both full-step and half-step resolutions, and compatibility with a wide supply voltage range make it a robust solution for various applications. The parallel interface and CMOS technology ensure efficient communication and low power consumption, while the high moisture sensitivity level and broad operating temperature range enhance its reliability in diverse environments. Although marked as obsolete, the MC3479P remains a valuable component for legacy systems and applications where its specific features are still in demand.