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DATA SHEET
DRV8886AT 2-A Stepper Motor Driver With Integrated Current Sense and Smart Tune Technology
1 Features
- PWM microstepping stepper motor driver
- Up to 1/16 microstepping
- Non-circular and standard ½ step modes
- Integrated current sense functionality
- No sense resistors required
- ±6.25% Full-scale current accuracy
- Smart tune adaptive decay technology,
slow, and mixed decay options
- 8 to 37-V Operating supply voltage range
- Low RDS(ON): 550 mΩ HS + LS at 24 V, 25°C
- High current capacity
- 3-A Peak per bridge
- 2-A Full-scale per bridge
- 1.4-A rms per bridge
- Dynamic and fixed off-time PWM current regulation
- Simple STEP/DIR interface
- Low-current sleep mode (20 μA)
- Small package and footprint
- 24 HTSSOP PowerPAD™ package
- 28 WQFN package
- Protection features
- VM undervoltage lockout (UVLO)
- Charge pump undervoltage (CPUV)
- Overcurrent protection (OCP)
- Thermal shutdown (TSD)
- Fault condition indication pin (nFAULT)
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