UDQ2916EBTR

Overview

The Allegro MicroSystems UDQ2916EBTR is a dual full-bridge PWM motor driver designed for bipolar stepper motors or bidirectional DC motor control. It features internal pulse-width modulation current control with a continuous output current of 750 mA and an output sustaining voltage of 45 V. The device operates on a single power supply ranging from 4.75 V to 5.25 V, supporting load voltages between 10 V and 45 V. It utilizes a 44-PLCC package and functions within a junction temperature range of -20°C to +150°C.

Feature Summary

• Integrates dual full-bridge drivers with internal PWM current regulation
• Includes internal thermal shutdown circuitry for protection
• Features low output saturation voltage drop for efficiency

Applications

• Bipolar stepper motor drive systems
• Bidirectional DC motor control applications
• Industrial automation equipment

Procurement Notes

Verify the specific suffix EBTR against official datasheets to confirm pinout and packaging details. Confirm RoHS compliance status as some variants may not meet current standards. Check component availability as this part number may be discontinued or subject to lifecycle changes. Ensure the supplier provides valid traceability documentation for quality assurance purposes.

Selection Notes

Select this component when a dual H-bridge solution with integrated PWM control is required. It is suitable for applications needing high voltage tolerance up to 45 V. Consider the 44-PLCC package constraints for PCB layout. Evaluate thermal management requirements given the operating temperature range and power dissipation characteristics.

Part Context

This component belongs to the UDN2916 family of motor drivers from Allegro MicroSystems. The family includes variations such as UDN2916LB and UDN2916EB, sharing core functional specifications. These drivers are engineered for robust performance in motor control environments requiring reliable current limiting and protection features.

Replacement Considerations

Public confirmed substitute part numbers: None.