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Product Detailed Parameters
- Description：SENSOR MAGNETIC HALL EFFECT
- Series：-
- Mfr：Texas Instruments
- Package：Tape & Reel (TR),Cut Tape (CT)
- Motor Type - Stepper：Bipolar
- Motor Type - AC, DC：-
- Function：Driver - Fully Integrated, Control and Power Stage
- Output Configuration：Half Bridge (4)
- Interface：Logic
- Technology：Power MOSFET
- Step Resolution：1 ~ 1/16
- Applications：General Purpose
- Current - Output：1A
- Voltage - Supply：0V ~ 5.3V
- Voltage - Load：8V ~ 37V
- Operating Temperature：-40°C ~ 125°C (TA)
- Mounting Type：Surface Mount
- Package / Case：28-WFQFN Exposed Pad
- Supplier Device Package：28-WQFN (5.5x3.5)
- Grade：-
- Qualification：-
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Overview
The DRV8884RHRT is a bipolar stepper motor driver from Texas Instruments, housed in a WQFN-28 package. It supports a load voltage range of 8 V to 37 V and delivers an output current of 1 A per channel. The device operates within a temperature range of -40°C to +125°C and features a maximum operating frequency of 100 kHz. It integrates four half-bridge outputs for comprehensive motor control.
Feature Summary
- Integrates full control and power stages for bipolar stepper motors
- Supports microstepping resolutions from full step to 1/16 step
- Includes built-in protection mechanisms for thermal and over-current conditions
Applications
- Printer motor control systems
- Automated office equipment drives
- Security surveillance camera positioning
Procurement Notes
Verify the End-of-Life status indicated in official documentation before finalizing design integration. Confirm that the WQFN-28 package availability aligns with long-term supply requirements. Ensure compliance with RoHS directives as specified in the product datasheet. Validate that the 37 V load voltage rating meets system specifications.
Selection Notes
Select this component for applications requiring integrated bipolar stepper control with moderate current demands. The WQFN-28 package offers a compact solution for space-constrained designs. Consider the 1 A output capability when sizing for specific motor torque requirements. Verify compatibility with the desired microstepping resolution settings.
Part Context
This part belongs to the DRV8884 series of stepper motor drivers manufactured by Texas Instruments. It is designed to provide a complete solution for driving bipolar stepper motors in various automation and consumer electronics applications. The series emphasizes high integration and ease of use for motion control systems.
Replacement Considerations
Consult official discontinuation notices for confirmed substitute part numbers. Evaluate alternative packages such as DRV8884PWPR if pinout compatibility is required. Verify electrical parameter equivalence before implementing any replacement strategy.
