Pricerange: $ 12.00

• Made with 4 Layer 2oz copper RoHS
• 1, 1/2, 1/4 and 1/16 Microstepping
• Up to 2A drive current
• PTC/Zener Protected Logic supply
• Bottom mounted parts for better heat dissipation
• Larger heat sink mounting area
• Low current micro-stepping capability
• Easy to use DIR/Step insterface
• Driver Chip: Allegro A4982 with over current and over temp protection. SD82A (QFN) SD82B(TSSOP)
• Current Motor Supply : 2A max
• Motor Voltage: 35V max
• Logic Supply: 3 to 5.5V max

SureStepr SD82A/B User Guide

http://www.panucatt.com/product_p/sd82b.htm