L6474 - Fully integrated microstepping motor driver

Product Overview

STMicroelectronics

Datasheet Details

Part number	L6474
Manufacturer	STMicroelectronics
File Size	950.75 KB
Description	Fully integrated microstepping motor driver
Datasheet	L6474 Datasheet
Additional preview pages of the L6474 datasheet.

Product details

Description

The L6474 device, realized in analog mixed signal technology, integrates a dual low RDS(on) DMOS full bridge with all power switches equipped with an accurate on-chip current sensing circuitry suitable for non-dissipative current control and overcurrent protections.

Features

Operating voltage: 8 - 45 V.
7.0 A output peak current (3.0 A r. m. s. ).
Low RDS(on) power MOSFETs.
Programmable power MOS slew rate.
Up to 1/16 microstepping.
Current control with adaptive decay.
Non-dissipative current sensing.
SPI interface.
Low quiescent and standby currents.
Programmable non-dissipative overcurrent protection on all power MOS.
Two-level overtemperature protection.

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Published: Apr 2, 2020 |