L6203 DMOS Full bridge motor driver by STMicroelecrtronics. Package: 12-Multiwatt Download STMicroelectronics superb L6203 datasheet: Well known and still popular driver IC for heavier duty work such as powering stepper motors in larger CNC equipment such as Routers / engravers / plotters / cutters. (as used in the gravograph engraver and ULS (universal laser systems) laser cutters) basic specs: Output current 5A ( Max) output Voltage: 60V ( Max) supply voltage: 12 to 48V package: 11 pin multiwat with the metal backplate for heatsink fixing. Status: NOS ( New Old Stock) RoHS compliant: no