Allegro MicroSystems A3966SLBTR Applications: Stepper Motor Driver, 2 Phase Current - Output: ?±650mA Mounting Type: Surface Mount Number Of Outputs: 1 Operating Temperature: -20?°C ~ 85?°C Package / Case: 16-SOIC (0.300", 7.5mm Width) Series: - Voltage - Load: 4.5 V ~ 30 V Voltage - Supply: 4.75 V ~ 5.5 V