DRV8428PPWPR

Overview

The DRV8428PPWPR is a bipolar stepper motor driver from Texas Instruments, designed for applications requiring precise motion control. It features an integrated power MOSFET half-bridge output stage capable of delivering up to 1A output current per phase. The device supports a supply voltage range of 4.2V to 33V and operates within a temperature range of -40°C to +125°C. It utilizes a 16-HTSSOP package with a PowerTSSOP footprint, facilitating surface-mount installation. The controller accepts step/direction interface signals and includes built-in protection mechanisms such as overcurrent protection and thermal shutdown.

Feature Summary

• Integrated full-bridge driver with internal power MOSFETs for efficient bipolar stepper motor control
• Supports microstepping resolutions greater than 256 steps for smooth and quiet operation
• Includes comprehensive protection features like overcurrent protection and thermal shutdown

Applications

• General purpose automation systems
• Office equipment such as printers and scanners
• Security systems including access control and surveillance cameras

Procurement Notes

Verify the exact suffix PPWPR against the manufacturer's official datasheet to confirm the specific tape-and-reel packaging configuration and moisture sensitivity level. Ensure that the ordering documentation matches the HTSSOP-16 package dimensions and pinout specifications provided in the electrical characteristics section. Cross-reference the RoHS compliance status with the latest environmental information documents before finalizing procurement orders.

Selection Notes

Select this component when designing circuits that require a compact solution for driving bipolar stepper motors with moderate current demands. The integrated design reduces external component count compared to discrete solutions. Consider the operating temperature range and thermal performance requirements of the target application to ensure reliable operation under load conditions without exceeding junction temperature limits.

Part Context

This part belongs to the DRV8428 family of motor drivers from Texas Instruments. It is specifically engineered for low-power stepper motor applications where space constraints are critical. The device integrates the necessary logic and power stages into a single small outline package, offering a cost-effective alternative to multi-component driver designs while maintaining high reliability and performance standards for industrial and consumer electronics.

Replacement Considerations

Consult the official replacement matrix or cross-reference guide for verified substitute part numbers. Ensure any alternative component maintains compatibility with the 16-HTSSOP footprint and electrical specifications. Verify that the substitute supports the required input voltage range and output current capabilities for the intended application.