PBL3770A Datasheet (Ericsson) - High Performance Stepper Motor Drive Circuit

PBL3770A, High Performance Stepper Motor Drive Circuit

PBL 3770A is a bipolar monolithic circuit intended to control and drive the current in one winding of a stepper motor.

It is a high power version of PBL 3717 and special care has been taken to optimize the power handling capability without suffering in reliability.

The circuit consists of a LS-TTL c

PBL3770A Features

* Half-step and full-step operation.

* Switched mode bipolar constant current drive

* Wide range of current control 5 -1800 mA.

* Wide voltage range 10 - 45 V.

* Designed for unstabilized motor supply voltage.

* Current levels can be selected in steps