Allegro MicroSystems

UDN2916B-T

UDN2916B-T Description

The UDN2916B-T is a high-performance motor driver IC designed for general-purpose applications, particularly suited for driving brushed DC and bipolar stepper motors. Manufactured by Allegro MicroSystems, this IC is part of the Power Management (PMIC) category and is housed in a 24DIP through-hole package. It operates within a supply voltage range of 4.75V to 5.25V and can handle a load voltage between 10V and 45V. The UDN2916B-T features a half-bridge output configuration with four channels, capable of delivering up to 750mA of current per channel. This bipolar technology-based IC is designed for robust performance and reliability in various motor control applications.

UDN2916B-T Features

• High Current Capability: The UDN2916B-T can deliver up to 750mA of current per channel, making it suitable for driving small to medium-sized motors efficiently.
• Half-Bridge Configuration: The half-bridge output configuration with four channels allows for versatile motor control, enabling precise speed and direction control.
• Wide Voltage Range: The IC operates within a supply voltage range of 4.75V to 5.25V and can handle load voltages between 10V and 45V, providing flexibility in various power supply environments.
• Bipolar Technology: Utilizing bipolar technology, the UDN2916B-T offers high efficiency and reliability, ensuring stable performance even under varying load conditions.
• Parallel Interface: The parallel interface allows for easy integration with microcontrollers and other control systems, simplifying the overall design process.
• Compliance and Safety: The UDN2916B-T is REACH unaffected and RoHS3 compliant, ensuring it meets environmental and safety standards. It also has a moisture sensitivity level (MSL) of 3, making it suitable for a wide range of manufacturing processes.
• Obsolete Status: While the UDN2916B-T is marked as obsolete, it remains a reliable choice for legacy systems and applications where its specific features are required.

UDN2916B-T Applications

The UDN2916B-T is ideal for a variety of general-purpose motor control applications, particularly those involving brushed DC and bipolar stepper motors. Its robust design and high current capability make it suitable for applications such as:

• Consumer Electronics: Driving small motors in devices like printers, scanners, and other peripherals.
• Industrial Automation: Controlling motors in conveyor systems, robotic arms, and other automated machinery.
• Medical Equipment: Operating motors in medical devices such as pumps, scanners, and diagnostic equipment.
• Automotive: Driving motors in various automotive applications, including power windows, seats, and other actuators.

Conclusion of UDN2916B-T

The UDN2916B-T is a versatile and reliable motor driver IC designed for a wide range of applications. Its high current capability, half-bridge configuration, and wide voltage range make it an excellent choice for driving brushed DC and bipolar stepper motors. Despite its obsolete status, the UDN2916B-T remains a valuable component for legacy systems and applications where its specific features are required. Its compliance with environmental and safety standards ensures it meets modern manufacturing requirements. For engineers and designers looking for a robust and efficient motor driver solution, the UDN2916B-T from Allegro MicroSystems is a proven choice.