What is a motor driver, brushless motor driver, bipolar stepper motor driver

 L6208 Series 52 V 5.6 A 0.3 Ohm DMOS Driver For Bipolar Stepper Motor-POWERSO-36

https://www.futureelectronics.com/p/semiconductors--analog--drivers--motor-drivers/l6208pd013tr-stmicroelectronics-4717948