SGM42630.pdf• 8V to 35V Motor Power Supply Voltage Range
• PWM with Up to 2.6A Current per Winding
• Low On-Resistance (0.29Ω for HS + LS, @ +25℃)
• Microstepping Indexer: 1, 1/2, 1/4 and 1/8
• Step and Direction Interface
• Programmable Decay, Blanking and Off-Time
• Auto-Decay Mode
• UVLO for VM, VCC, VCP, VGD Voltages
• Over-Current Protection (OCP)
• Thermal Shutdown (TSD)
• Available in a Green TSSOP-28 (Exposed Pad)
Package
• ±2.8 A, 40 V output rating
• Low RDS(on) outputs, 0.22 Ω source,
0.15 Ω sink typical
• Automatic current decay mode detection/selection
• 3 to 5.5 V logic supply voltage range
• Mixed, fast, and slow current decay modes
• Home output
• Synchronous rectification for low power dissipation
• Internal UVLO and thermal shutdown circuitry
• Crossover-current protection
• Short-to-ground protection
• Short-to-VBB protection
• Shorted load protection
