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TEF3718S Datasheet Stepper Motor Driver

Manufacturer: STMicroelectronics

Overview: TEF3718 TEF3718S . HALF AND FULL-STEP MODES . BIPOLAR DRIVE OF STEPPER MOTOR FOR MAXIMUM MOTOR PERFORMANCE . BUILT-IN PROTECTION DIODES . WIDE RANGE OF CURRENT CONTROL : 5 TO 1500 mA . WIDE VOLTAGE RANGE : 10 TO 50 V . DESIGNED FOR UNSTABILIZED MOTOR SUPPLY VOLTAGE . CURRENT LEVELS CAN BE SELECTED IN STEPS OR VARIED CONTINUOUSLY . THERMAL OVERLOAD PROTECTION .

This datasheet includes multiple variants, all published together in a single manufacturer document.

General Description

The TEF3718 and TEF3718S are bipolar monolithic integrated circuits intended to control and drive the current in one widing of a bipolar stepper motor.

The circuits consists of an LS-TLL - patible logic input, a current sensor, a monostable and an output stage with built-in protection diodes.

Two TEF3718 or TEF3718S and a few external ponents form a plete control and drive unit for LS-TTL or microprocessor controlled stepper motor systems.

TEF3718S Distributor