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Data Sheet
DRV8452: 55 V, 5 A Stepper Motor Driver for High Efficiency and Noiseless Operation
1 Features
- Stepper motor driver
- SPI or H/W interface with STEP/DIR pins
- Up to 1/256 microstepping indexer
- 4.5 V to 55 V operating supply voltage range
- Supports standard 24 V and 36 V rails
- Low RDS(ON): 100 mΩ HS + LS at
24 V, 25°C
- High current capacity per bridge:
- DDW Package: 5 A full-scale, 3.5A RMS
- PWP Package: 4 A full-scale, 2.8A RMS
- DDW package pin-to-pin compatible with -
- PWP package pin-to-pin compatible with -
- Integrated current sensing and regulation
- 5% full-scale current accuracy
- Smart tune and mixed decay
regulation options
- Silent step decay mode for
silent operation at standstill and low speed
- Automatic Microstepping mode for step frequency
interpolation
- Customizable microstepping indexer table
- Auto-torque for load dependent current control
- Standstill Power Saving mode
- Supports 1.8-V, 3.3-V, 5.0-V logic inputs
- Low-current sleep mode (3 µA)
- Separate logic supply voltage (VCC)
- Protection and diagnostic features
- Sensorless Stall
Detection
- VM undervoltage lockout (UVLO)
- Open-load detection
(OL)
- Overcurrent protection
(OCP)
- Thermal shutdown
(OTSD)
- Fault condition output
(nFAULT)
- Indexer zero position
output (nHOME)
