Stepper Motor Controller IC,SGM42630-Replace-A5979.
FEATURES

? 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


PIN CONFIGUTION
优势替代
A5979 A5979.pdf

No.11936

FEATURES

? ±2.8 A, 40 V output rating 

? Low RDS(on) outputs, 0.22 ? source,

   0.15 ? 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

PIN CONFIGUTION
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