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The TB62218AFTG,8,EL is a bipolar stepper motor driver IC manufactured by Toshiba Semiconductor and Storage. It utilizes DMOS technology to provide a fully integrated solution including control logic and power stages. The device features four half-bridge outputs capable of delivering up to 2A per channel. It operates with a supply voltage range of 4.75V to 5.25V and supports load voltages from 10V to 38V. The component offers selectable step resolutions of 1, 1/2, and 1/4 steps. It is housed in a 48-VFQFN package with exposed pad for surface mount installation.
Verify the obsolete status of this specific part number before procurement planning. Confirm that the 48-VFQFN package dimensions align with the target PCB layout. Ensure the parallel interface requirements match the host controller capabilities. Check for moisture sensitivity level (MSL 3) handling requirements during assembly.
Select this component when a fully integrated bipolar stepper driver is required. The 2A output current rating suits moderate load applications. The parallel interface necessitates sufficient GPIO availability on the controlling microcontroller. Consider the operating temperature range of -20°C to +150°C for environmental suitability.
This component belongs to the Toshiba TB6221x series of motor drivers. It shares functional similarities with other members like the TB62214 and TB62215 but differs in packaging and specific electrical characteristics. The series is designed for compact stepper motor control solutions using DMOS technology.
Publicly confirmed parameter-equivalent substitutes include TB62213AFTG,C8,EL and TB62218AFTG,C8,EL. Verify pinout compatibility and electrical specifications before substitution.