STMicroelectronics

TEA3718DP

TEA3718DP Description

The TEA3718DP is a high-performance integrated circuit (IC) designed for driving bipolar stepper motors, manufactured by STMicroelectronics. This IC is part of the Power Management (PMIC) category and is housed in a Through Hole package, specifically a 16-power DIP. The TEA3718DP is designed to operate within a supply voltage range of 4.75V to 5.25V and can handle a load voltage between 10V and 45V. It features a half-bridge output configuration with a maximum output current of 1.5A per phase, making it suitable for a wide range of general-purpose applications.

TEA3718DP Features

• Output Configuration: The TEA3718DP features a half-bridge output configuration, which allows for efficient control of bipolar stepper motors. This configuration ensures precise control and high performance in motor driving applications.
• Current Handling: With a maximum output current of 1.5A per phase, the TEA3718DP can drive motors with significant torque requirements, making it ideal for applications that demand high power and precision.
• Voltage Range: The IC operates within a supply voltage range of 4.75V to 5.25V and can handle load voltages from 10V to 45V. This wide voltage range provides flexibility and compatibility with various power sources.
• Step Resolution: The TEA3718DP supports step resolutions of 1 and 1/2, allowing for fine control and smooth motor operation. This feature is particularly beneficial in applications requiring precise positioning.
• Operating Temperature: The TEA3718DP is designed to operate within a temperature range of 0°C to 150°C (TJ), making it suitable for use in a variety of environmental conditions.
• Compliance and Safety: The TEA3718DP is REACH unaffected and ROHS3 compliant, ensuring that it meets the highest environmental and safety standards. Additionally, it has a moisture sensitivity level (MSL) of 1, indicating unlimited storage conditions.
• Interface: The TEA3718DP features a parallel interface, which simplifies integration into existing systems and enhances communication with microcontrollers or other control units.

TEA3718DP Applications

The TEA3718DP is a versatile IC suitable for a wide range of general-purpose applications, particularly those involving bipolar stepper motors. Its high current handling capability and wide voltage range make it ideal for applications such as:

• Industrial Automation: The TEA3718DP can be used in manufacturing and production lines where precise motor control is essential for tasks like robotic arms, conveyor belts, and CNC machines.
• Medical Equipment: In medical devices that require precise and reliable motor control, such as MRI machines, CT scanners, and laboratory automation equipment.
• Office Automation: The IC is suitable for applications like printers, scanners, and copiers, where precise motor control is necessary for accurate document handling and printing.
• Consumer Electronics: The TEA3718DP can be used in consumer products that require motor control, such as digital cameras, drones, and other devices with moving parts.

Conclusion of TEA3718DP

The TEA3718DP is a robust and versatile IC designed for driving bipolar stepper motors, offering high performance and reliability. Its features, such as the half-bridge output configuration, high current handling capability, and wide voltage range, make it suitable for a variety of applications. The TEA3718DP's compliance with environmental and safety standards ensures that it meets the requirements of modern electronics manufacturing. While the product is now obsolete, it remains a reliable choice for existing systems and legacy applications. For new designs, engineers may consider exploring alternative models from STMicroelectronics that offer similar or enhanced capabilities.