The UDN2917EB is a dual full-bridge motor driver designed for driving stepper motors or brush DC motors. Manufactured by Allegro MicroSystems, this device integrates the power stages and control logic required for motor control, simplifying design and reducing component count.

Applications

• Stepper motor control
• Brush DC motor control
• Robotics
• Printers
• Actuators

Features

• Dual full-bridge drivers
• Internal clamp diodes
• Thermal shutdown protection
• Overcurrent protection
• Low saturation voltage

Benefits

• Simplified design: Integrated solution reduces external component count.
• High efficiency: Low saturation voltage minimizes power dissipation.
• Enhanced reliability: Built-in protection features prevent damage to the device and the motor.
• Compact footprint

Additional Details

The UDN2917EB operates from a specific supply voltage range (consult datasheet for specific voltage) and can deliver a defined continuous current per channel (refer to datasheet for amperage). It typically includes internal clamp diodes for inductive kickback protection. For detailed specifications including voltage ranges, current limits, thermal characteristics, and package information, consult the manufacturer's datasheet. Proper heat sinking may be required depending on the load and ambient temperature. The package is typically a multi-lead power package to facilitate heat dissipation.