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DATA SHEET
DRV8846 Dual H-Bridge Stepper Motor Driver
1 Features
- PWM Microstepping Motor Driver
- Built-In Microstepping Indexer
- Up to 1/32 Microstepping
- Step/Direction Control
- Multiple Decay Modes
- Smart tune Technology
- Mixed Decay
- Slow Decay
- Fast Decay
- Configurable Off-Time PWM Chopping
- 10-, 20-, or 30-μs Off-Time
- Adaptive Blanking Time for Smooth Stepping
- 4- to 18-V Operating Supply Voltage Range
- 1.4-A (Full Scale (Max Drive) Current per H-Bridge (at 25°C)
- Low-Current Sleep Mode
- 3-Bit Torque DAC to Scale Motor Current
- Thermally Enhanced Surface Mount Package
- Protection Features
- VM Undervoltage Lockout (UVLO)
- Overcurrent Protection (OCP)
- Thermal Shutdown (TSD)
- Fault Condition Indication Pin (nFAULT)
2 Applications
- Printers
- Scanners
- Video Security Cameras
- Projectors