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DRV8889A-Q1 - Automotive Stepper Driver

Download the DRV8889A-Q1 datasheet PDF. This datasheet also covers the DRV8889-Q1 variant, as both devices belong to the same automotive stepper driver family and are provided as variant models within a single manufacturer datasheet.

General Description

The DRV8889-Q1 and DRV8889A-Q1 are fully integrated stepper motor drivers, supporting up to 1.5 A full scale current with an internal microstepping indexer, smart tune decay technology, advanced stall detection algorithm, and integrated current sensing.

Key Features

  • AEC-Q100 Qualified for Automotive.
  • Up to 1/256 microstepping.
  • Integrated current sense functionality.
  • No sense resistors required.
  • Smart tune decay technology, Fixed slow, and mixed decay options.
  • 4.5 to 45-V Operating supply voltage range.
  • Pin to pin RDS(ON) variants: - DRV8889/A-Q1: 900 mΩ HS + LS at 25°C - DRV8899-Q1: 1200 mΩ HS + LS at 25°C.
  • High current capacity per bridge.
  • DRV8889/A-Q1: 2.4-A peak, 1.5-A full.

📥 Download Datasheet

Note: The manufacturer provides a single datasheet file (DRV8889-Q1-etcTI.pdf) that lists specifications for multiple related part numbers.

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Other Datasheets by Texas Instruments

Part Number Description
DRV8889-Q1 Automotive Stepper Driver
DRV8880 2-A Stepper Motor Driver
DRV8881 2.5-A Dual H-Bridge Motor Driver
DRV8884 1.0-A Stepper Motor Driver
DRV8885 1.5-A Stepper Motor Driver

Full PDF Text Transcription (Reference)

The following content is an automatically extracted verbatim text from the original manufacturer datasheet and is provided for reference purposes only.

View original datasheet text
DRV8889-Q1, DRV8889A-Q1 SLVSEE9D – APRIL 2020 – REVISED APRIL 2021 DRV8889-Q1, DRV8889A-Q1 Automotive Stepper Driver with Integrated Current Sense, 1/256 Micro-Stepping, and Stall Detection 1 Features • AEC-Q100 Qualified for Automotive • Up to 1/256 microstepping • Integrated current sense functionality – No sense resistors required • Smart tune decay technology, Fixed slow, and mixed decay options • 4.5 to 45-V Operating supply voltage range • Pin to pin RDS(ON) variants: - DRV8889/A-Q1: 900 mΩ HS + LS at 25°C - DRV8899-Q1: 1200 mΩ HS + LS at 25°C • High current capacity per bridge – DRV8889/A-Q1: 2.4-A peak, 1.5-A full-scale – DRV8899-Q1: 1.